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ZTE Internship Program 2015 3 Month Experience. Mentor 1. Sir Malik Fahad ( Chief Engineer) 2. Sir Waqas ( Team Lead ) 3. Sir Javad ( Project manager ). M. Akhlaq (Intern) CMAPK Transmission. Contents. 10.Activities. Documents Reading. SDH Fundamentals 21_DWDM THEORY
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Mentor 1. Sir Malik Fahad (Chief Engineer) 2. Sir Waqas (Team Lead ) 3. Sir Javad (Project manager) M. Akhlaq (Intern) CMAPK Transmission
Contents 10.Activities
Documents Reading • SDH Fundamentals • 21_DWDM THEORY • ZXMP S385 SDH (Hardware Manual) • Hardware Manual of DWDM Equipment • CONFIGURATION of S385 • CONFIGURATION of DWDM
Previous Transmission Technologies • PDH (Plesiochronous digital hierarchy) • PDH Overview • Why PDH was evolved to SDH • PDH Digital signal Hierarchies • PDH multiplexing Tributary access • PDH Disadvantage
Present Transmission Technologies • SDH (Synchronous Digital Hierarchy) • DWDM (Dense Wave Length Division Multiplexing)
SDH (Synchronous Digital Hierarchy) • SDH Theory • Why SDH emerges • SDH Overview • SDH Frame Structure • SDH Network Architecture • SDH Alarms • SDH Advantages • SDH Disadvantages
SDH Hardware • S-385 Cabinet structure • S-385 Equipment Components • S-385 All Cards nomenclature • S-385 All cards Function • How all boards are physically connected performed Functions to transmit services • Interfaces
DWDM ( Dense Wavelength Division Multiplexing) • System Structure • Equipment Sub-rack • Boards Introduction • DWDM Boards Functions • Signal flow in DWDM • Understanding Fiber Connection Diagram
ZTE SDH & DWDM Products • ZTE SDH Products • ZXMP S380/90 • ZXMP S385 • ZTE DWDM Products • ZXWM M900 • ZXMP M800
SDH &DWDM Network Structure SDH CS/TSC OL 1/4/16/64 EPE 1/4/16 Board DDF OBA OMU OTU OPA ODU OLA OSC OSC OPA ODU OMU OBA OLA OTU DWDM
Hardware Installation • Surveyed Islamabad Metro DWDM sites • Placed a ZXMP M800 Rack • Installed cards • Power connectivity to ZXMP M800 Rack
Configuration • Configured s385 in Lab • Configured ZXWM M800 in Lab • Configured NCPF , OSCF for 100M on E300 • Upgradation of 2M NEs to 100M on U31
Commissioning • Backup DB & Restore DB on E300 • Configured Network Data S385 on E300 • Created NE’s , Make A SDH ring on E300 • Configured Boards on E300 • Established Connections • Configured MS Protection on E300 • Configured Services on E300 • Configured Clock Source
Working on NMS/EMS (E300 & U31) • Installed E300 • Label the Cards on U31 • Backup & Restore DB on E300 • Configured ZXMP S385, ZXMP M800 • Creating NE’s ,Configured Boards • OUT,OL61 cards Testing through Looping Physically & on U31 • Configuring optical Connections make Rings • Configuring Services from Ne to another Ne in ring & Different Ring • Configuring MSP on SDH ring • Upgrade cards 2M to 100 M on U31 • Upgrade NE from 2M to 100 M
Activities • Daily Visit to PTCL NOC H-9 worked on NMS • Labeled DWDM OP ,OUT ,OBA cards • Learned How Alarms are monitored • How activities are performed on NMS to site • Configuration ,commissioning • Services configuring • Visit to Kohat, Mardan, Peshawar • Execute site activity to trace Lambda flap • Surveyed Islamabad DWDM Metro • Which is suitable location for Rack • How much cable, AC required • Rectifier capacity
Activities continued…….. • Visited Lahore worked On PTCL DWDM rebuild Project • Placed a DWDM Racks • Power up Racks • Insert cards • Worked In Lab • Configure S385,DWDM • Configure NCPF ,OSCF • Upgrade 2M to 100 M • Testing Of OUT & OLA card in IBA2
Summary Learned SDH Theoretically, Technically ,Hardware SDH Network Architecture Learned DWDM Theoretically, Technically ,Hardware DWDM Network Architecture Worked on NMS (E300) Worked in Team