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Intelligent Transportation System with Lantech Industrial Switch

Intelligent Transportation System with Lantech Industrial Switch. Table of Contents. Technology Proposal Technical Skills Knowledge & Highlights Technical support, and follow-up A. Technology transfer and education program B. Defective Management (Let's period)

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Intelligent Transportation System with Lantech Industrial Switch

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  1. Intelligent Transportation System with Lantech Industrial Switch
  2. Table of Contents Technology Proposal Technical Skills Knowledge & Highlights Technical support, and follow-up A. Technology transfer and education program B. Defective Management (Let's period) C. Maintenance (Out of Warranty) D. Special offers and other
  3. Chapter 3 Technology Digital CCTV Network video redundancy 1. Technical Skills 1)To improve network reliability and survivability offers the optimized configuration This project is submitted for advanced ITS Korea Highway Corporation's plan for ITS digital network, operated with digital network, tunnels and management communicating ITS installed on-site facilities for reliable and sustainable ITS network. Gangwon Province headquarters where new Industrial L 2 switches are connecting on-site facilities and the first local test will need to be performed perfectly by connecting a switch with backbone L 3 switch and the entire network operation has to have minimum impact. Gangneung, Sokcho, Chungju, Jecheon are under the jurisdiction by L2 switches with redundant communication configuration. Network sustainability must be accounted. Considering the characteristics of on-site equipment with industrial L2 switch configuration (1Gps for, 1Gbps switch and optical bypass) Use standardized technological standard in the future with scalability and reliability guarantee Best quality and performance. Projects delivered within the required period After successful completion of project, maintain regular business contact with Korea Highway Corporation Efficient Implementation of ITS Network Services Network-based digital ITS with IP service Technical Spec for suitable system Reliability, Compatibility , Scalability Optimized IP-based network systems
  4. Chapter 3 Technology Division MSPP(10G) Optimal Network Configuration Plan ITS Field Equipment Kangwon National Headquarters Branch MSPP MSPP 1. Technical skills 1. Technical skills 1) Configuration Plan 1)To improve network reliability and survivability offers the optimized configuration Optimal Configuration Plan in Headquarters ,Gangwon Province - The headquarters in Gangwon Province, installed backbone switch connecting to the sites of Industrial L2 switches with ITS facilities and conducts performance test with new network backbone Switch with seamless operation. -This interoperable configuration is to allow Traffic Information Center, Gangwon, Headquarters, centering around the core backbone switch capable of handling optical transport equipment (MSPP) and operates lines. Traffic Center C6509E C6509E Central Central Operational headquarters are based in Gangwon ITS field equipment   Data reliability to accommodate the existing industrial backbone switch C4507R L2 switch for redundancy to enhance the scalability and reliability. ITS field equipment for CCTV L2-Giga switch installed at Gangwon headquarters and each branch network and through MSPP ring (Ring) Data (VDS, VMS, DSRC) for the ITS field equipment L2-100M work with the switch installed at Gangwon headquarters. New equipment that is given to the systematic management of the IP address assigned by each device, set the local network after the completion of full communication test with the backbone switch. C4507R C4507R 10G 10G GLBP(AVF) GLBP(AVG) (AVF) 1G 100M 100M 1G Industrial L2 switch (GIGA) Industrial L2 switch (10/100M) CCTV CCTV DSRC VMS VDS L2스위치 (10/100/1000) (IP management system) Decoder [Picture]
  5. Chapter3 Technology Division 1. Technical Skills Industrial L 2 for compatibility and stabilization plan 1) Ensure Compatibility and Security Compatibility with Existing Network Investigation of the existing network configuration and connection, check the new equipment installed and the connection of the whole system ensuring minimize downtime Technical, physical and administrative aspects reflects the link NEW L 2 switch connection check with existing backbone system and dial-up connections. Undergoing the current NMS Determine the nature and the existing configuration Analyzing the optimum interlocking System Operating period of the time under this protocol Identifying more reliable and effective network operations Interoperability for the optimum CONFIG Technical Protocols Hardware   Specifications Link Considerations Existing system does not result in the degradation of equal or greater system design Physical Security Scalability Management Considering the security of the existing network Security-related policy and Focused on internal and external security properties System Design NMS Future physical interface to consider the scalability of modules Inventory of the existing system For ease of management, the same like as the existing system management settings and provide interoperability
  6. Chapter3 Technology Division New Network Connection Existing network 1. Technical Skills Industrial L 2 compatibility for securing and stabilization plan 1)Ensure Compatibility (continued) Compatibility Plan H / W in terms of new installations and environmental investigation, referring line survey, linked equipment and the ports. After investigation, installation begins S/W to ensure it will be mutual connected port and protocol settings of the equipment. After confirming a local test , network interlocked operations will start. Configuration information protocols Security Policy Running with the current network and fully tested, and then connected to the existing network for operations On-site inspection, network link tracking, and port settings checking Running on the existing network and system protocols / Security Policy / Configuration And when installing the new equipment comparison, detailed work plan will be rolled out based on the steady-compliant system
  7. Chapter3 Technical Division Maintaining Optimal System 1. Technical Skills 1. Technical skills Industrial L 2 compatibility for securing and stabilization plan 2) Stabilization plan ITS Korea Highway Corporation's digital networks is a seamless system operation. The entire system is to ensure the stability of the maintenance, professional technical personnel, H / W and S / W vendors as to provide organized system. Technical Training Preventive Maintenance & Analysis Latest training course for system management Provide self maintenance Problems prevention Regular system analysis & consulting Analysis & Consulting Maintenance Technical Training Cooperation System Troubleshooting Emergency standby Close Operation with system Effective Troubleshooting Responsible for maintenance & operation through system monitoring 24 hours reception system Automatic EscalationSystem
  8. Chapter3 Technical Division Stabilization Measures 1. Technical Skills 1. Technical Skills Industrial L 2 compatibility for securing and stabilization plan 2) stabilization plan Industrial L2 switch stabilization The regional headquarters ITS network connection for stabilization test with TOP L3 switches and backbone switch by connecting the newly installed industrial L 2 switches, checking all protocols and the light rail pass features determine the stable behavior after test, and Upper network link. In addition, backbone switch to be interlocked and after the continuous monitoring of the network to stabilize faster. L3-2 L3-1 L3 switch with redundancy, Industrial L2 switch between the new installation to complete the test after completing all the protocols, L3 switch and interlock tests performed in a short time to ensure stabilization. L3 failure, BACKUP ACTIVE role is new equipment at the bottom of the client will perform traffic handling. Backbone between the switch and the new L2 switch redundancy configuration and the same backbone as well Spanning-Tree Protocol in conjunction with redundant link to perform the loop prevention, and a failure to secure alternate path ahead. HSRP(ACTIVE) PVRST (ROOT) PVRST (Bacup-ROOT) HSRP(BACKUP) HSRP 연동 Virtual 스위치 Spanning-Tree 연동 L2 스위치 CLIENT CLIENT CLIENT CLIENT [그림 ] Stabilization for monitoring sustainable Network flow analysis for Stabilized monitoring. NetFlow / Sflow / Jflow
  9. Chapter3 Technical Division 1.Technical Skills 1. Technical Skills The Deployment of relevant facilities configuration IES-2307C The single mode fiber optic cables, and optical core must be configured in separate transmission. Network Configuration Is CCTV images with excellent performance and reliability of the LAN L2 Giga switch that consists of 2pcs of IES – 5408DFT (1 Gbps) product and the lower-MSPP Ring. VDS / VMS / DSRC network configuration has an excellent LAN performance with stability of Symantec L2 100 Base - FX module which equips within IES-5408DFT device and formed a sub-Ring. CCTV video network and data network equipment network of high-capacity optical transport (MSPP) is sent by Ring L2 switch and installed and operated one ring pair.
  10. Chapter3 Technical Division 1. Technical Skills 1. Technical SKills Proposal of System Specification IES-2307C
  11. Chapter3 Technical Division Industrial L2 Switch(IES-5408DFT) IP-30 rugged case housing -20℃~60℃ Wide operating temperature Drop, vibration, shock test certification The industrial standard components that can sustain in harsh environment. . Fast recovery timeless than 10ms DI/DO monitoring with Remote control function Total 12ports MTBF 270,825 hours 802.1x Authentication Support HTTPS/SSH enhanced security management Equipment provided by port Mac based security enforcement Access control and password are required Broadcast, Multicast, Unknown Unicast Packet limit provide telnet/console/web/NMS by fund Management Support SNMP, RMON, TFTP Syslog/SNMP trap/e-mail Alarm notification LLDP, Using the Automatic Update feature topology ease of maintenance 1. Technical Skills 1. Technical Skills Characteristics and excellence of the proposed system 1)1Gbps Switch IES-5408DFT Higher Availability Robustness Security Ease of management & Maintenance 2 10/100/1000T + 2 100/1000 SFP +8 10/100TX L2 +Industrial Managed Switch w/ITU G.8032 IEC61850-3 & IEEE1613 compliant Support ITU G.8032 ring recovery < 10ms Support ACL*, IGMP v3, QinQ, SSH/SSL, TACAS+*, IPv6 Supports PTP IEEE1588 v2 (under 1μs)& Built-in RTC Supports DIDO(Digital Input/Digital Output)& DDM for SFP 1500VDC Isolated Power /10KB jumbo frame
  12. Chapter3 Technical Division Optical line bypass, power unit, 1Gbps SFP optical module 1. Technical Skills 1. Technical Skills Characteristics and excellence of the proposed system 2) 1Gbps Switch (Additional Facilities) Optical line bypass (external type) Power Unit IFR-0202LC-E AD1024-24F-E Response speed: forward / Futian 5m sec when operating within Automatically turn off when Futian bypass Redundant power input: 12 ~ 48VDC DIN rail mounting and mounting bracket 1Gbps/100Mbps detected automatically and the operation Easy Installation Plug-and-play operation with Operating temperature / humidity: -40 ° ~ +75 ° C / 5% ~ 95% RH Accommodate flexible input power (100 ~ 240VAC/47 ~ 63Hz) Each of the two power circuits Box type 1-like RoHs, CE, CB, TUV, UL certification And the voltage / current protection built-in Operating temperature / humidity: -40 ° ~ 75 ° C / 5% ~ 95% RH DIN rail mounting and mounting bracket Built-in operation indicator LED on the front 1Gbps SFP 광 모듈 LTSFP-1000LX 1Gbps SFP optical module (LC connector, 2 core) Single-mode (maximum transmission distance: 0 ~ 20Km) Using optical wavelength: 1310nm Link Budget: 26dBM   TX Power (+3)-Receiver (-23) Sencitivity Operating Temperature / Humidity -40 °` 85 ° C / 5% ~ 95% RH
  13. Chapter3 Technology Division Industrial L2 switch(IES-5408DFT) 802.1x authentication support HTTPS / SSH enhanced security management Apply standard security provided by port Mac Equipment, access control and password settings Broadcast, Multicast, Unknown Unicast packet limit With Telnet / Console / Web / NMS Offers the convenience of operation and management SNMP, RMON, TFTP support Syslog / SNMP trap / e-mail alarm notification Using LLDP auto-topology   Update feature Switch, bypass, separate power unit   Provide ease of installation maintenance IES IP-30 rugged case housing standards -20 ℃ ~ 70 ℃ wide operating temperature Drop, vibration, shock test certification That can withstand extreme environments   Industrial uses standard components   Cooling fan does not remove the risk of failure Fast ring recovery time of less than 10ms DI / DO monitoring and site conditions with  Remote control function Distance above or change the optical module,  SFP optical module replacement only respond quickly 9.6Gbps Back Plane, total 12 ports. MTBF ????? 1. Technical Skills 1. Technical Divison Characteristics and excellence of the proposed system 3) 10/100Mbps Switch IES-5408DFT Robustness High Availability Security Ease of management & Maintenance 100TX two uplink ports, two dual-speed SFP optical ports 1Gbps/100Mbps flexible network configuration capabilities of the slot. Fast ring recovery time than 10ms to provide non-stop network services. Two DIDO (Digital Input / output) ports built in functions Improve reliability by providing redundant power. Apply replaceable SFP optical interface, easy to maintain
  14. Chapter3 Technical Division The light rail pass, a power cord, 1 Gbps SFP optical module 1. Technical Skills 1. Technical Skills Characteristics and excellence of the proposed system 4) 10/100Mbps Switch (Additional Facilities) Optical line bypass (external type)) Power unit IFR-0202LC-E AD1024-24F-E Accommodate flexible input power (100 ~ 240VAC/47 ~ 63Hz) Each of the two power circuits Box type 1-like RoHs, CE, CB, TUV, UL certification And the voltage / current protection built-in Operating temperature / humidity: -40 ° ~ 75 ° C / 5% ~ 95% RH DIN rail mounting and mounting bracket Built-in operation indicator LED on the fron Response speed: forward / Futian ms when operating within Automatically turn off when Futian bypass Redundant power input: 12 ~ 48VDC DIN rail mounting and mounting bracket 1Gbps/100Mbps automatically detected and the operation Easy Installation Plug-and-play operation with Operating temperature / humidity: -40 ° ~ +75 ° C / 5% ~ 95% RH 100Mbps SFP Optical Module LTSFP-100LX 100Mbps SFP optical module (LC connector, 2 core) Single-mode (maximum transmission distance: 0 ~ 30Km) Using optical wavelength: 1310nm Link Budget: 26dbm   TX Power (-8)-Receiver (-34) Sensitivity Operating Temperature / Humidity -40 ° ~85 ° C / 5% ~ 95% RH
  15. Chapter 3 Technical Division L2 switch HUB (management dongyong)) 802.1x User Authentication Port Security 802.1Q VLAN andVLAN Trunking 802.3ad Link Aggregation Up to8,000MAC addresses ; IGMPv3 snooping VLAN support and tagging GARP VLAN Registration Protocol Jumbo packet support 802.1x User Authentication, Port Security HTTPS / SSH, SSHv2 enhanced security management Apply security provided by port Mac feel Equipment, access control and password settings Broadcast, Multicast,   Unknown Unicast packet limit TACAS + and RADIUS authentication IEEE 802.1p prioritization 10/100 and 10/100/1000 connectivity Full-featured console Single IP Address Management Find-Fix-Inform Dual flash images Friendly port names Telnet / Console / Web / NMS with  Offers the convenience of operation and management SNMP, RMON, TFTP support Syslog / SNMP trap / e-mail alarm notification Using LLDP auto-topology  Update feature Switch, bypass, separate power unit   Provide ease of installation maintenance 1. Technical Skills 1. Technical Skills Characteristics and excellence of the proposed system 5) L2 switch HUB (management dongyong) HP E2510-24G Ease of management & Maintenance Security Stable L 2 switch features High Availability 24-port 10/100TX interface  10/100/1000-T interface provides two ports CISCO-install operations are mutually compatible and backbone switches and associated operating Up to 16Gbps switching capacity and packet processing provides over 6.5Mpps SNMPv3 and RMON, SSHv2, port mirroring support
  16. Chapter 3 Technical Division Special Offer equipment advantages (L 2 switch) 1. Technical Skills 1. Technical Skills Characteristics and excellence of proposed system 5) L2 Switch HUB(continued)) 802.1d/802.1w/802.1s STP, Per-VLAN STP (PVST +)   802.1Q VLAN (255), and VLAN Trunking   802.3ad Link Aggregation or PAgP or Ether Channel Support   Up to 8,000 MAC addresses; IGMPv3 snopping   IPv4/IPv6 support   TACACS + and RADIUS authentication   802.1x User Authentication, Port Security   SMNPv3 and RMON, SSHv2, port mirroring Layer2 features Layer 2 and Layer 3 QoS fields based on various traffic Flow between network elements to identify and enforce policies   Cisco CIR (Committed Information Rate) capabilities speed Limit function   Four per port outbound (egress) queue support. In LAN when you specify the properties for a variety of network applications. Provide more control to the administrator Qos
  17. Chapter 3 Technical Division Special Offer equipment advantages (L 2 switch) 1.Technical Skills 1. Technical Skills Characteristics and excellence of the proposed system 5) L2 switch HUB (continued) Switches, routers, and WLAN access point for centralized    Providing management (Cisco Network Assistant)   Such as Cisco-Works for Switched Internetwork SNMP? Network management platform   RSPAN (Remote SPAN) all of the managers in the same network? Layer 2 switch network from any other switch ports in? Allow you to remotely monitor Management Granular levels of network access, the ability to dynamically manage? Provide   ACL lookups are done in hardware, ACL-based security? Also affect the performance of implemented no forwarding.   Use port security, based on the MAC address of the Ethernet connected devices? Restrict access to port   TACACS + and RADIUS authentication, centralized control of the switch     Support Enhanced Security
  18. Chapter 3 Technical Division 1. Technical Skills 1. Technical Skills For the operation and maintenance convenience and excellence Ease of Maintenance Service Count (Equipment) Service management Equipment Performance Monitor Service Monitor Threshold Configuration Network Traffic Monitor System management CPU/ RAM. Check your network connection and death check equipment alarm Traffic Utilization System capacity (virtualization, network upgrading,Storage expansion, voice, data, ..) manage issue ICMP based ping check Visual / audible alarm message Multi-message forwarding SNMP v1, v2, v3 support the NMS will be done in the immediate alarm monitoring.   6 e-mail address to receive alerts for the event that is convenient for the maintenance.   Mobile phone with SMS, the ability to send alarm events to .   1 alarm relay output, and a built-in port, cut off power and alarm functions by DIDO communication port
  19. Chapter 3 Technical Division 1. Technical Skills 1. Technical Skills Countermeasures and monitoring plan for failure 1) The type of failure and countermeasures Under normal circumstances Traffic Flow Failure countermeasures C4507R backbone switches and access at the bottom of the encoder    L2 switch that is configured between the [Figure 1] as a two-line configuration uplink and backbone between the liver GLBP (redundancy protocol) information, and failure, to provide an alternative route trunk () line consists In normal operating conditions [Figure 1] encoder as L2 switch forwards traffic to the STP algorithm by the ROOT of PVRST COST to the lower links with a value over time and will be forwarded to the backbone switch C4507R (one link    Loop to prevent the blocking-time path failure,    Used as an alternative route) During normal operations [Figure 2] times in the event of a link failure, STP algorithm by the existing ROOT role of PVRST new C4507R C4507R the existing backbone switch is changed to be the Traffic through the link at the top of the forwarding doeeojin, GLBP Active Forward of the new  C4507R backbone switch trunk line () through the top of the backbone switch (C6509E) shall be forwarded to. C4507R C4507R GLBP(AVF) GLBP(AVG) (AVF) PVRST (ROOT) PVRST (Bacup-ROOT) ② ② L2 switch L2 switch Encoder Encoder Encoder Encoder [Figure 1] Uplink L2 switch failure C4507R C4507R GLBP(AVF) GLBP(AVG) (AVF) ② ② L2 switch L2 switch Encoder Encoder Encoder Encoder [Figure 2]
  20. Chapter 3 Technical Division 1. Technical Skills 1. Technical Skills Countermeasures and monitoring plan for failure 2) Monitoring fail plan Monitoring Plan Management interworking can be managed from NMS SNMP MIB files.  SNMP Trap: Cold start, Port link up, Port link down, Authentication Failure, Private Trap for power status, Port Alarm configuration,  Fault alarm, X-Ring topology change, DIDO open / close contact  History of the switch at each site to be able to respond immediately to see, each piece of equipment Syslog, "Enable" is set to put the operation of L2 switch easily Industrial History  Will be able to tell you.
  21. Chapter 3 Technical Division 2. Knowledge, Skills 2. Knowledge, Skills Proposed facility's standards and technology trends 1) Proposed equipment (industrial L2 switch) standard trend Industrial L2 switch apply international standards in the standard specification, with high reliability and stability of large networks, scalability and compatibility to ensure the following to the world standard, and the trend going to the open standard for ring among manufacturers The Industrial Switch Ring Protocol Standards (ITU-T G.8032) International Telecommunication Union, ITU-T standard Ethernet network ring protection switching   In less than 16 ring node ensures transfer time of less than 50msec   2008 Version 1: Single (Single) ring network support   2010 Version 2: v.1, and multi-ring network configuration support, including    (Multi Ring / Ladder Network), user commands, etc. added features   Current Version 3: Standardization in progress    (Compatibility with other standards, ring division, compatibility with non-standard equipment, ...)
  22. Chapter 3 Technology Division 2. Knowledge, Skills 2. Knowledge, Skills Proposed facility's standards and technology trends 1) Proposed equipment (industrial L2 switch) standard trends (continued) For industrial and switches      H / W-based precision time    Protocol (PTP) IEEE1588 v2 PTP : Precision Time Protocol World of Electronic Standards Association IEEE1588 Ethernet network between devices    For time synchronization protocol - PTP (Precision Time Protocol)   H / W is implemented to be able to keep us motivated to less than a S / W with (1ms or less) implementation    Performance is better than the performance has a very precise synchronization.   2002 Version 1, 2004 년 IEC standard IEC61588 approved   20,008 years approved version 2: V.1 includes the Mapping to UDP/IPv4, IPv6,     Direct Mapping (Ethernet), 1ns or less motivated to maintain accuracy     Enough to improve the synchronization capabilities    Current measurement period, industrial automation, power equipment, used gunsuyong
  23. Chapter 3 Technology Division 2. Knowledge, Skills 2. Knowledge, Skills Proposed facility's standards and technology trends 1) Proposed equipment (industrial L2 switch) standard trend For industrial and switches      H / W-based precision time    Protocol (PTP) IEEE1588 v2 PTP : Precision Time Protocol World of Electronic Standards Association IEEE1588 Ethernet network between devices    For time synchronization protocol - PTP (Precision Time Protocol)   H / W (<1us) is implemented to be able to keep synchronization less than a S / W with (1ms) implementation    Performance is better than the performance has a very precise synchronization.   2002 Version 1, 2004 년 IEC standard IEC61588 approved   20,008 years approved version 2: V.1 includes the Mapping to UDP/IPv4, IPv6,     Direct Mapping (Ethernet), 1ns or less to maintain accuracy     Enough to improve the synchronization capabilities    Current measurement period, industrial automation, power equipment, used gunsuyong
  24. Chapter 3 Technology Division 2. Knowledge, Skills 2. Knowledge, Skills Proposed facility's standards and technology trends 1) Proposed equipment (industrial L2 switch) standard trend Our industrial switches IEC 61850 for power equipment Protocol H/W기반의 정밀시간 프로토콜 (PTP) IEEE1588 v2 IEC 61850 temperature, vibration, shock, information load, electromagnetic immunity, carbon emissions and other data related to the configuration of the software parameters such as the condition of high voltage substation automation functions that involve ratings are used well for IAD (Intelligent device) protocols (GOOSE, GSSE, etc.) is acceptable.   Korea from 2005 to IEC61850-based substation automation system development    Power IT to aim and power transmission and distribution projects in progress and the site of    Protection and control systems in a network equipped with IEC61850 Protocol    Although related equipment is being gradually expanded   This manufacturer (raentek) in the IEC61850-compliant implementation of the performance
  25. Chapter 3 Technology Division 2. Knowledge, Skills 2. Knowledge, Skills Proposed facility's standards and technology trends 2) Proposed facility (L2 switch) manufacturers standard trend Manufacturers, as well as the Private Protocol ITU-T and IEEE standards shall comply IES-2307C
  26. Chapter 3 Technology Division 2. Knowledge, Skills 2. Kmowledge, Skills There. Proposed facility's standards and technology trends 2) Proposed equipment manufacturers standard trends (continued)
  27. Chapter 3 Technology Division 2. Knowledge, Skills 2. Knowledge, Skills Proposed facility's standards and technology trends 2) Proposed equipment (industrial L2 switch) Supplier Standards Trends (continued) IES-2307C
  28. Chapter 3 Technology Division 2. Knowledge, skills 2. Knowledge, Skills There. Proposed facility's standards and technology trends 3) Proposed equipment (industrial L2 switch) Technology Trends Power site equipment (PLC, RTU), etc.   Conjunction with the extension of the protocol(Modbus/TCP) Modbus (Modbus) worldwide PLC (Programmable Logic   Controller) serial communication protocol, which is widely used for Modbus / TCP TCP / IP network is done on a variety of on-site   Remote I / O control is used in products.   IP-based network environment through industrial L2 switch controller   Connection between a remote site equipment a variety of devices, control and monitor   Have a tendency to be able to have spread.   As a result, manufacturers can developed in 2014 per project request
  29. Chapter 3 Technology Division 2. Knowledge, Skills 2. Knowledge,Skills Proposed facility's standards and technology trends 3) Proposed equipment (industrial L2 switch) Technology Trends (continued) Low power consumption type Equipment development and IP v6 support Green function for energy savings in the network, called geoteuroseo    EEE (Efficient Energy Ethernet) Low consumption of energy savings for    Power design, as well as adoption of sleep mode when there is no communication load   Industrial L2 switches connect a large number of sensors and network equipment    Is connected to an IP-based communications is the trend in the IPv4 and L2 switch    Is a trend that supports IPv6.
  30. Chapter 3 Technical Division 2. Knowledge, Skills 2. Knowledge, Skills Proposed facility's standards and technology trends 3)Proposed equipment(industrial L2 switch) Technology Trends (continued) Equipment installation, maintenance For convenience improvement Mounted protocol Number of on-site installation for industrial switches, and IP terminals, such as L2 switch to have convenient system information automatically collected with improved management    LLDP, Cisco discovery Protocol, GMRP, etc are interconnected links for NMS manager in the network device port    Able to identify and quick correspond to alarm    One-click operation to monitor the status of the network switches including temperature, voltage and current (Environmental Monitoring)
  31. Chapter 3 Technical Division 2. Knowledge, Skills 2. Knowledge, Skills Proposed facility's standards and technology trends 3) Proposed equipment (industrial L2 switch) Technology Trends (continued) Enhanced Network Security Equipment Market Hyeonjangyong L2 switch-level security features to maintain a strong network     For the SSL / SSH / TACAS + / ACL implements the functionality and use of each port      Security for the Mac Address entries / Filter function that are not authenticated      IP address that is to prevent intruders for Security Management function      The trend is that manufacturer go for centralized management and Login Security      IEEE802.1x/RADIUS are already equipped.
  32. Chapter 3 Technical Division 2. Knowledge, Skills 2. Knowledge, Skills Performance management and improvement directions Industrial L2 switch Improve performance 23.8Mpps in 11Mpps packet processing capabilities to enhance the processing power   Master of automatic settings and change the ring master in a ring network failure     Adoption of the standard ITU-T G.8032 ring protocol compatibility, improved deployment   H / W based PTP (Precision Time Protocol) built-in IES-2307C
  33. Chapter 3 Technical Division 2. Knowledge, Skills 2. Knowledge, Skills Performance management and improvement directions (continued) Industrial L2 switch Easy Installation and Durability Industrial built-in DC power supply in the case, and the light rail bypass    Can house in a small space that is convenient to install   Power lines and communication lines 3000V EFT durability to withstand 4000V ESD
  34. Chapter 3 Technical Division 2. Knowledge, Skills 2. Knowledge, Skills Performance management and improvement directions (continued) Maintenance Improved convenience Industrial L2 switches automatically be set to Ring Master    Improved ease of administration   Cisco Discovery Protocol backbone to the L2 switch management tools with information to be displayed automatically   GMRP additional alarm functions and enhancements 32RMON
  35. Chapter 3 Technical Division 2. Knowledge, Skills 2. Knowledge, Skills B. Performance management and improvement directions (continued) Security Features   Improvement SSL / SSH / ACL access to the network can be managed dynamically   TACACS + and RADIUS authentication, centralized control of the switch
  36. Chapter 3 Technical Division 2. Knowledge, Skills 2. Knowledge, Skills Improvements and the development direction of related equipment 1) ease of installation and maintenance of space for industrial power embedded in case Industrial DC power to one L2 switch built into the hub case A small space for the convenience of the on-site installation in an enclosure and power cabling and maintenance easily provides the convenience.   Digital In / Out ports connect the site without additional equipment installed in an enclosure only door sensor, connected to the housing management center of the door opening on the NMS auto alarms, remote monitoring capabilities. IES-2307C IES-2307C Power Unit With Case The Current Status Closure of the site into a narrow space installation of equipment and power / communication cable maintenance discomfort Closure of the door opening scene no automatic remote monitoring function [On-site Installation Enclosure Case 1] [On-site Installation Enclosure Case 2] Product enhancements and future direction AC power cord can be connected directly to one built-in DC power supply for industrial    (Two for redundant power input DC input port maintenance)   2 Digital Input (DI): Level 0: -30 ~ 2V / Level 1: 10 ~ 30V, Max. input current: 8mA    2 Digital Output (DO): Open collector to 40 VDC, 200mA [rack-mount brackets] [DC Power 1, 2] [ Alarm Relay Output] [AC Power Direct input] [Two DI / DO port] [Case Size: 217(W)x146(D)x66(H)mm]
  37. Chapter 3 Technical Division 2. Knowledge, Skills 2. Knowledge, Skills Improvements and the development direction of related equipment 2) ease of installation space for the light rail bypass built-case Industrial DC power, built-in L2 switch, hub, as in the case Optical line even with a bypass mounted on the inside of the case more compact than the system size and simplify the cabling of power lines and provides the convenience of maintenance.   Ride the light rail bypass, with a fast and convenient exchange box-type design of the module IES-2307C IES-2307C Optical Line Bypass Built Case The Current Status Closure of the site into a narrow space installation of equipment and power / communication cable maintenance discomfort Optical line bypass also need a power supply take up a lot of space [Power supply light bypass] [Optical by-pass, on-site installation housing cases in the] Product Enhancements and Future Direction Supports PTP IEEE1588 v2 (under 1μs)& Built-in RTC Environmental Monitoring for temp. voltage & current** Supports DIDO(Digital Input/Digital Output)& DDM for SFP 1500VDC Isolated Power /10KB jumbo frame
  38. Chapter 3 Technical Division 2. Knowledge, Skills 2. Knowledge, Skills Are. Improvements and the development direction of related equipment 3) standard Ring Protocol and the adoption of new industry standards IES-2307C IES-2307C Ring protocol of ITU-T standard G.8032 v1, v2 by adopting  Compatibility, and scalability of the entire network security  H / W-based precision time standard, IEEE1588 v.2 by adopting, Improve the safety and compatibility of the entire network Industrial terminal equipment such as PLC serial communication network for the acceptance of the Modbus / TCP protocol accept (future release) Electrical power equipment for the network, in compliance with standards such as electricity substation rooms utilized for network communication ITU-T G.8032 IEEE1588 V2 PTP Modbus/TCP IEC61850 The Current Status Private Ring-protocol used by each manufacturer Standard time synchronization using the SMTP server By adding a serial device server and the IP communication link Progress in standardization of the network for power equipment Product Enhancements and Future Direction [Compatibility with other network equipment, expansion, improved confidence] ITU-T G.8032, IEEE1588 v2 PTP, IEC61850 [ HardenedIndustrial Ethernet Switch HUB]
  39. Chapter3 Technical Division 2.Knowledge, Skills 2. Knowledge, Skills Improvements and the development direction of related equipment 4) Prevention of dimensional NMS monitoring Network Prevention of disability   And Operations Convenience [ NMS ] Have the need for a simple network-based equipment life and death  ICMP-based ping check  Expanding the network traffic monitor equipment needed  Traffic Utilization  The equipment needed to expand system performance Monitor  System H / W management         Service Count (threshold value) Service management  Service Monitor Threshold Configuration IES-2307C IES-2307C Product Enhancements and Future Direction Visual / audible alarm message Visual / audible alarm message System capacity (virtualization, network upgrading, Storage expansion, voice, data,) manage issue
  40. Chapter 3 Technical Division 3. Technical supportand Management 3. Technical support, and follow-up Technology transfer and training plan 1) For the transfer of technology planning and
  41. Chapter 3 - Technology 3. Technical Support and management 3. Technical Support and management Technology transfer and training plan 1) Technology transfer plans and information (continued) Ensure the system's ability to operate its own Participation in the project through technical support Through education technical support 1.System-building sector representatives        By participating in the development of systems and        Customer requirements reflected     2. Component technology and customer participation in co-   To be familiar with the operating environment induced     3.System-building sector representatives        Experience and commitment shown by        Natural technology transfer    4. Operating personnel in the pilot phase      Through collaboration with independent    System operation and management capacity building The stage of technology transfer through various technical Facilities H/W vendors professional education by If necessary focus on teaching professional education program to enrich will be Information technology development in the educational opportunities provided by learning new technology (free education , loans and a separate consultation cost) Technical Support Strategies Technology professionals training with personnel System Co-operation Emergency maintenance preventive maintenance through education and technology transfer In the field of professional technology support Maintenance With support On-site training Through co-operation system technology transfer
  42. Chapter 3 - Technology 3. Technical Support and management 3. Technical Support and management Technology transfer and training plan 1) Technology transfer plans and information (continued)
  43. Chapter 3 - Technology 3. Technical Support and management 3. Technical Support and management Technology transfer and training plan 1) Technology transfer plans and information (continued)
  44. Chapter 3 - Technology 3. Technical Support and management 3. Technical Support and management Technology transfer and training plan 1) Technology transfer plans and information (continued) Scope/selection of Schedule / plan Analysis / Design Build / test Operating / maintenance judge whether or not to achieve our goal level NO YES Information record Evaluation analysis provides
  45. Chapter 3 - Technology 3. Technical Support and management 3. Technical Support and management Technology transfer and training plan 1) Technology transfer plans and information (continued)
  46. Chapter 3 - Technology 3. Technical Support and management 3. Technical support, and follow-up A. technology transfer and education program 2) training information and how Efficient work through systematic training   Maximize the operational capability Increase Education Plan Training Plan Differentiated by education facility opened Professional skills training and thorough follow-u By professional instructors Systematic training Management skills and how to improve the educational content Five. Written training plan Efficient education, which includes the latest techniques Systematic progress according to plan and schedule training Selection of specific training courses subjects Parallel form of the theory and practice of education Manual and provide educational materials Requirements Considerations Education Building Facilities Management Building Maintenance education other education facilities Independent system operation / management    Empowerment of   Equipment for building an accurate    Understanding the need
  47. Chapter 3 - Technology 3. Technical Support and management 3. Technical Support and management A. technology transfer and education program 2) education and training content and methods (continued) SuggestionsThe Korea Highway Project Manager staff training Operation and maintenance training support Operation and maintenance of education. The selection of the education training session Technical support H/W Supply Companies Business quality Facility-specific Performing team training Education subjects
  48. Chapter 3 - Technology 3. Technical Support and management 3.Technical Support and management A. technology transfer and education program 2) Education and training content and methods (continued)
  49. Chapter 3 - Technology 3. Technical Support and management 3.Technical Support and management A. technology transfer and education program 3) VariousDocument Training plans and procedures 1.1 Overview User training to determine the success or failure of the entire system is very important to build as much.   1) If you learn how to use the most easily through the system to conduct business without a hitch      User's Guide thoroughly to create from the perspective of the user.   2) In particular, for a variety of scenarios, for example by presenting the user while using the system      Will face many issues that can respond effectively to the leads. 1.2 Plan for data creation   1) User manual written from the perspective of system operation   2) For an example of how easy to use the screen to manipulate the configuration 1.3 The procedure for creating data   1) create a user's manual    - All the more users, security control procedures contained in the User's Guide    - Guidelines to collect all the documents necessary for the user to grasp the writing process   2) creating training materials    - The user procedures and user training materials used as guidelines    - Training materials tested by the pilot, or demonstration of teaching methods through the decision   3) deliverables such as    - The system installation, operation method, fault management, network maintenance, fault handling   4) User's Guide Configuration    - System Overview    - Configuration and Overview    - Description of work flows    - Item Description    - Format Description    - Problem-solving, etc.
  50. Chapter 3 - Technology 3. Technical Support and management 3.Technical Support and management There. technology transfer and education program 3) VariousDocument Training plans and procedures 1.4 Education and Training Procedures   1) training materials      Information materials Network Overview L2 switch features and how to install L2 switch operating methods     How to handle failure   2) Training Procedure    ① education plan     - Selection of educational subjects     - Training time seonjeong     - Selection of educational content    ② enforcement training    ③ Assessment     - Determine whether the entire system     - Whether failure response    ④ complete system operation
  51. Chapter 3 - Technology 3. Technical Support and management 3.Technical Support and management B. Defect Management 1) Repair planning and organization
  52. Chapter 3 - Technology 3. Technical Support and management 3.Technical Support and management B. Defect Management 1) Repair planning and organization  ◆ Maintenance organization Maintenance Support ‘’Team General maintenance work Maintenance Support Manufacturer Expertise Support Defect repair, free / paid to perform maintenance tasks Diagnostic / analysis mission Periodic inspection and diagnosis Manufacturer Technical Support Manufacturer support personnel Network, professional and technical personnel Network suggestions related to equipment maintenance, technical support
  53. Chapter 3 - Technology Diagnostic / analysis Latest Technology and Education Diagnostic / maintenance equipment through the analysis of the features and performance improvements The latest operations management techniques and technology education In the event of an emergency situation, Diagnosis / Analysis Preventive Maintenance Technology and Education Optimal network Sustainable Cooperation system Troubleshooting Help Desk close cooperation with the system Rapid troubleshooting Dedicated team of maintenance, the manufacturer / supplier and order agencies maintain close relationship with 24 hours to maintain failover support system through rapid fail over Maintain a dedicated team and a nationwide network of maintenance support, through rapid failover 3. Technical Support and management 3.Technical Support and management 나. Defect Management 1) Repair planning and organization) ◆ Maintenance strategy Regular maintenance for reliable operation and diagnostic / analysis services built environment through prevention and aggressive disorders, disability, or in the event of an emergency and maintenance professionals committed to immediately handle the problem in the shortest time, and track the source of the problem resolved to prevent a recurrence of the same problem.
  54. Chapter 3 - Technology 3. Technical Support and management 3.Technical Support and management 4.Defect management 1) Repair planning and organization) ◆ Treatment measures in case of failure Maintenance support organization for the various types of disorders treated granular establish policies to support a listing of locations, at the right time for the right to perform maintenance activities. With support for rapid troubleshooting in case of failure the fault handling minimizes the time required to improve the network service satisfaction Reported disability Receipt of disability Reported disability Systems in operation Failure Receipt of disability, status, and Treatment Identify a fault condition Syntax maintenance Troubleshooting ◆ Fault handling procedures 조치 완료 Primary treatment failure Fault classification, fault status Failover, check the action Identify a fault condition, Failover, check the action Failover, check the action Identify disabled state, visit measures Identify a fault condition Business representatives and   Check the contract Troubleshooting Verify failover Identify a fault condition Failover Verify failover Measures to verify completion Maintenance   Traceability Identify a fault condition Contact the supplier Contact type   Visit the Action Identify a fault condition Contact the supplier Contact type   Visit the Action Secondary treatment failure Secondary treatment failure Free Treatment Free Support Complete Treatment Support Measure complete
  55. Chapter 3 - Technology 3. Technical Support and management 3.Technical Support and management Defect management 1) Repair planning and organization
  56. Chapter 3 - Technology 3. Technical Support and management 3.Technical Support and management List of spare parts
  57. Chapter 3 - Technology 3. Technical Support and management 3.Technical Support and management 4. Defect management 1) Repair planning and organization ◆ System Upgrade Support Plan ◆ Upgrading support
  58. Chapter 3 - Technology Maintenance period Network equipment Related Supplies Construction and equipment Consumables Low cost consumable goods supply measures 3. Technical Support and management 3.Technical Support and management 4. Defect management ) Repair planning and organization ◆ A discount supply plan
  59. Chapter 3 - Technology Repair support organization table 3. Technical Support and management 3.Technical Support and management Maintenance   Support Team General maintenance work Maintenance Support Manufacturer Technical Support Defect repair, free / paid to perform maintenance tasks Diagnostic / analysis mission Periodic inspection and diagnostic / analysis Manufacturer Technical Support Manufacturer support personnel Network, professional and technical personnel Network / suggestions related to equipment maintenance, technical support
  60. 제3장 기술부문 강원본부 유지보수 조직 3. 기술지원 , 사후관리 3. 기술지원, 사후관리 Governor Daegwallyeong Contact: yuncheolmin TEL:010-5369-0574 Gangneung Branch Contact: yuncheolmin TEL:010-5369-0574 Chuncheon Branch Contact: yuncheolmin TEL:010-5369-0574 Chungju branch Contact: Park Young Woo TEL:010-9065-5923 Governor JecheonContact: Park Young Woo TEL:010-9065-5923 Governor Hongcheon Contact: yuncheolmin TEL:010-5369-0574 Won the Governor Contact: Park Young Woo TEL:010-9065-5923
  61. Chapter 3 Technology Division Nationwide support network maintenance Contact:010-4690-2988 Contact:010-3615-7755 Contact:02-2107-3114 Contact:010-2981-2222 Contact:010-5369-0574 Contact:017-650-2340 Contact:011-580-5600 Contact:010-2350-0333 Three. Technical support, and follow-up 3. Technical support, and follow-up B. Defect Management(하자기간내) Chuncheon Gangneung Seoul Circumference Suwon Incheon Pyeongtaek Cheonan Rice wine Cod Anton Pohang Great War Jeonju Ulsan Pearl Busan Changwon Guangzhou 순천 Mokpo Jeju
  62. Chapter 3 Technology Division 3. Technical support, and follow-up B. Defect Management (하자기간내) 2) Rapid treatment in case of failure ◆ Rapid treatment in case of failure failures and general disability for the treatment of various types of disability policies establish a listing of locations to support granular, timely and appropriate to perform maintenance activities. With support for rapid troubleshooting in case of failure the fault handling minimizes the time required to improve the network service satisfaction Reported disability Receipt of disability Reported disability Systems Failure when operation Receipt of disability, status, and Treatment Identify a fault condition Syntax maintenance Troubleshooting ◆ Fault handling procedures Measure Complete Primary treatment failure Fault classification, fault status Identify a fault condition, And Action Failover, check the action Identify a fault condition, And Action Failover, check the action Failover, check the action Identify a fault condition Business representatives and Check the contract Troubleshooting Verify failover Measures to verify completion Maintenance   Traceability Identify a fault condition Contact the supplier Contact type  Visit the Action Identify a fault condition Failover Verify failover Identify a fault condition Contact the supplier Contact type  Visit the Action Secondary treatment failure Secondary treatment failure Paid Treatment Paid Support Free Treatment Free Support Complete Measure Complete
  63. Chapter 3 Technology Division Graded failure treatment measures 3. Technical support, and follow-up 3. 기술지원, 사후관리 나. Defect Management (하자기간내) 3) Emergency call system failure due to time of arrival at the scene ◆ Emergency call system failure due to time of arrival at the scene Industrial L2 switches and network failure that requires an emergency repair or repairs within the shortest time to arrive on the scene, recover from failures caused by failure to minimize downtime. Treatment measures Class and type of disability Failure 1 Rating Affect the entire business Within two hours of arrival, and destination within two hours after the recovery Equipment, spare parts replaced Creating a failover history Disability History and Actions Report Branch Center Equipment Obstacle Disability grade 2Multiple users Influence Within eight hours of arrival, and destination within two hours after the recovery Equipment, spare parts replaced immediately Creating a failover history Disability History and Actions Report L2 switch failure Industrial L2 switch Obstacle Other equipment failure Failure 3 ratingsFailure to a single user Within eight hours of arrival and within 2 hours recovery Changes and the module to change the port Detailed identify the cause Disability History and Actions Report Access port and module failure Etc.
  64. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up 나. Defect Management (하자기간내) 4) Spare retention plan
  65. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up List of spare parts
  66. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up Are. Maintenance (after the expiration of let) 1) After the expiration of the warranty support plan ◆ After the expiration of the warranty support plan
  67. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up 다. Maintenance (after the expiration of let) 1) After the expiration of the warranty support plan (continued) Maintenance   Support Team General maintenance work Maintenance Support Manufacturer Expertise Support Defect repair, free / paid to perform maintenance tasks Diagnostic / analysis mission Periodic inspection and diagnosis / Analysis Manufacturer Technical Support Manufacturer support personnel Network, professional and technical personnel Network / suggestions related to equipment maintenance, technical support
  68. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up 다. Maintenance (after the expiration of let) 1) After the expiration of the warranty support plan (continued)
  69. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up 다. Maintenance(하자기간 만료 후) 1) After the expiration of the warranty support plan (continued) ◆Treatment measures in case of failure Maintenance support organization for the various types of disorders treated granular establish policies to support a listing of locations, at the right time for the right to perform maintenance activities. With support for rapid troubleshooting in case of failure the fault handling minimizes the time required to improve the network service satisfaction Reported disability Receipt of disability Reported disability Systems in operation Failure Receipt of disability, status, and Treatment Identify a fault condition Syntax maintenance Troubleshooting ◆ failure procedures Measure Complete Primary treatment failure Fault classification, fault status Identify a fault condition, Visit the Action Failover, check the action Identify a fault condition, Visit the Action Failover, check the action Failover, check the action Identify a fault condition Business representatives and Check the cont Troubleshooting Verify failover Identify a fault condition Failover Verify failover Measures to verify completion Maintenance Traceability Identify a fault condition Contact the supplier Contact type Visit the Action Identify a fault condition Contact the supplier Contact type Visit the Action 2차 장애처리 Secondary treatment failure Paid Support Paid Treatment Free Treatment Free Support Complete Measure Complete
  70. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up 다. Maintenance (하자기간 만료 후) 1) After the expiration of the warranty support plan (continued)
  71. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up 다. Maintenance (하자기간 만료 후) 1) After the expiration of the warranty support plan (continued) Customer Satisfaction Realization System Stability System Reliability Secure System Efficiency Maximize System Failure Immediate Thatcher Stable system operation Let's capital maintenance Let's repair free of charge Maintenance contract based on Simple function changes and upgrades Improved methods of use Other rights in accordance with contract maintenance Remuneration Dedicated engineers dedicated to one of the selected S / W upgrade free of charge Maintenance and repairs in accordance with the agreements Remuneration 24 hours a day, 365 days Support For the best grade Emergency Planning Regular preventive Check Dedicated response team Composition 운영기술력 신기술 도 입/활용 하드웨어 기술력 Software Technology Continued  Education and Training Customer Satisfaction   The heart of Having Software Technical Support Operations Technical Support Performance Support Obtain spare parts External Support Human Resources Maintenance Plan Related technologies
  72. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up 다. Maintenance(하자기간 만료 후) 1) After the expiration of the warranty support plan (continued) ◆ Confirmation of supply(HP)
  73. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up 다. Maintenance(하자기간 만료 후) 1) After the expiration of the warranty support plan (continued) ◆ Confirmation of supply(LANTECEH)
  74. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up 다. Maintenance(하자기간 만료 후) 1) After the expiration of the warranty support plan (continued)
  75. Chapter 3 Technology Division Let's maintenance Period After the expiration of support Network equipment Related Supplies Construction and equipment Consumables Cheap consumable goods supply measures 3. Technical support, and follow-up 3. Technical support, and follow-up 다. Maintenance(하자기간 만료 후) 1) After the expiration of the warranty support plan (continued) ◆Cheap supply measures
  76. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up 다. Maintenance(하자기간 만료 후) 2) Long-term component supply planning Customer Satisfaction Realization System Stability System Reliability Secure System Efficiency Maximize System Failure Immediate Thatcher Stable system operation Let's capital maintenance Let's repair free of charge Maintenance contract based on Simple function changes and upgrades Improved methods of use Other rights under the contract maintenance Saha Remuneration Dedicated engineers dedicated to one of the selected S / W upgrade free of charge Maintenance and repairs in accordance with the contract of Sakha Remuneration 24 hours a day, 365 days Support For the best grade Emergency Plan Regular preventive Check Dedicated response team Composition Operating technology New technology also I / utilization Hardware Technology Software Technology Continued   Education and Training Customer Satisfaction The heart of Having Software Technical Support Operations Technical Support Performance Support Obtain spare parts External Support Human Resources Related technologies Maintenance Plan
  77. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up 다. Maintenance(하자기간 만료 후) 2) Long-term component supply planning ◆ Parts Supply Letter of Commitment(HP)
  78. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up 다. Maintenance(하자기간 만료 후) 2) Long-term component supply planning ◆ Parts Supply Letter of Commitment(LANTECEH)
  79. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up 다. Maintenance(하자기간 만료 후) 2) Long-term component supply planning ◆ Source manufacturer Technical Support Letter of Commitment (LANTECEH)
  80. Chapter 3 Technology Division 3. Technical support, and follow-up 3. Technical support, and follow-up Are. Maintenance (after the expiration of let) ◆ Completion of technical documents
  81. Chapter 3 Technology Division 4. Special offers and other 4. Special offers and other Suggestions related to the project that may occur when doing business with a special offer related to the situation. New installation point in the field of industrial Ethernet L2 switch connection port in the event of a shortage, the proposed bill, without additional cost to buy the additional L2 switch industrial supply, installation will. L2 switch installation point for new industrial site of the existing old facilities that must have been demolished, the proposed additional living expenses will be charged to perform demolition work without. Doing business even during the period of performance upgrades (for example, ITU-T G.8032 protocol is installed.) Industrial L2 switch over KOLAS without a certification authority when you complete the test scores, test results submitted with the proposal to buy ear after the approval of the Corporation, upgraded without extra cost charged to the performance of the industrial L2 switch supply, installation will.
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