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Technical Overview

Technical Overview. RaQ 3i. RaQ 3i Hardware. “RaQ ‘em and stack ‘em”. Hardware Specifications. AMD K6-2 300MHz, x86-compatible superscalar processor Dual 10/100, auto-sensing Ethernet Ultra Wide SCSI connector RaQ 3i 40W max continuous power LED status lights; front and back

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Technical Overview

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  1. Technical Overview RaQ 3i

  2. RaQ 3i Hardware “RaQ ‘em and stack ‘em”

  3. Hardware Specifications • AMD K6-2 300MHz, x86-compatible superscalar processor • Dual 10/100, auto-sensing Ethernet • Ultra Wide SCSI connector RaQ 3i • 40W max continuous power • LED status lights; front and back • 1 RU form factor enables up to 40 units in a standard rack • 32MB up to 512MB RAM • 4.3GB up to 20GB ATA hard drive

  4. More Hardware Specifications • Dual serial ports • USB port • 512K L2 cache • PCI standard slot with some additional space for long cards <10.5”(267mm) long • SDRAM DIMM <1.5”(38.1mm) tall and <.158” (4.0mm) thick, (3.3V, 168-pin, non-parity, unbuffered) • External ultra-wide SCSI interface (mini-micro 68-pin) 40MB/sec • Support for UPS

  5. LCD Panel • Panel has “root”-level access • Set IP number (ifconfig) • Set subnet mask (ifconfig) • Set gateway (ifconfig) • Can restart or shutdown system (shutdown) • Change UPS status • Clear administrator password

  6. Software Specifications “Linux…Cobalt’s Way”

  7. Software Specifications • Cobalt Linux kernel 2.2.12 • Apache 1.3.6 - Web Server • Bind 8.2 - DNS server • sendmail 8.9.3 - Email Server • perl 5.005 mark3 • mod_perl 1.21

  8. Additional Features • OpenSSL .93a for system administration • OpenSSL .93a configurable for each virtual site • postgreSQL 6.5.2 for system configuration • majordomo 1.94.4 mail-list support

  9. Development and Administration Tools • GNU C/C++ compiler (gcc) and libraries • Java Run-time Environment • GNU Bourne Again Shell (bash) • emacs, vi • ls, mv, cp, ln, rm,chmod, chown, chgrp, du, df • sed, awk, diff • cat, more, less • find, grep, which • gzip, tar, cpio, rpm • ftp, telnet, netstat, ping, finger, mail, pine

  10. RaQ 3 Administration “Reducing work…”

  11. Administrative Capabilities of the Site User • Modify • Password • Email forwarding • Email vacation autoresponder • Post data files to home directory • Post web content to home directory via FTP • Backup / restore home directory

  12. Administrative Capabilities of the Site Administrator • All the capabilities of the site user, plus… • Create & delete users • Manage users’ settings • Email aliases • Determine access rights and level of users • Modify the web pages associated to site • View / download web log data • Perform site backup & restore • Post files to FTP site • Configure SSL

  13. Administrative Capabilities of the RaQ 3 Administrator • All the abilities of the site administrator, plus… • “root” access • Creates and delete sites • Determine service status for web, ftp, email, shell • Manages email configuration • Creates / manages DNS • Configures bandwidth management • Suspends sites • Performs maintenance • Backup and restore • Update software • Monitoring system operation and status

  14. Site administrators can only manage their domains, and not access or affect others RaQ admin siteadm@dom1.com siteadm@dom2.com siteadm@dom3.com siteadm@dom4.com user2@dom1.com user2@dom2.com Users manage themselves without disruption of others on the box user4@dom1.com user4@dom4.com user5@dom3.com RaQ 3 Administration RaQ ADMINISTRATOR MANAGES IT ALL • All the abilities of the site administrator, plus… • “root” access • Creates and delete sites • Determine service status for web, ftp, email, shell • Manages email configuration • Creates / manages DNS • Configures bandwidth management • Suspends sites • Performs maintenance • Backup and restore • Update software • Monitoring system operation and status Administration Hierarchy USERS ADMINISTRATE THEMSELVES • Modify password • Email forwarding & vacation autoresponder • Backup home directory • Restore home directory • All the capabilities of the site user, plus… • Create & delete users • Manage users’ settings • Email aliases • Determine access rights and level of users • Modify the web pages associated to site • View / download web log data • Perform site backup & restore • Post files to FTP site • Configure SSL

  15. RaQ 3 Initial Setup The Welcome Screen and Setup Wizard

  16. “Welcome” From ANY html browser access the RaQ 3i using the IP number (Windows, MacOS, Linux, etc.)

  17. 4 Entries: • Host • Domain • Primary DNS • Secondary DNS Type password in twice - it does not echo on-screen Decide what services Date/Time Setup Web Setup – Page 1/1

  18. Default page

  19. The Role of the RaQ admin

  20. RaQ admin: Control Panel: RaQ 3 Services Email FTP Telnet SNMP Web DNS

  21. RaQ admin: Control Panel: Email E-Mail

  22. RaQ admin: Control Panel: Email Parameters

  23. RaQ admin: Control Panel: SNMP SNMP

  24. RaQ admin: Control Panel: SNMP Parameters • Support for Public & R/W Communities • Includes Linux specific MIB information • Reports each IP interface • Current System Load • Load average over 1, 5 & 15 minutes • CPU type

  25. RaQ admin: Control Panel: Legato Legato

  26. RaQ admin: Control Panel: Legato

  27. RaQ admin: Control Panel: Arkeia Arkeia

  28. RaQ admin: Control Panel: Arkeia Arkeia client software already loaded.

  29. RaQ admin: Control Panel: DNS DNS

  30. Only one domain displays at a time RaQ admin: Control Panel: DNS Parameters • Enhanced interface provides support for A, CNAME, MX & PTR records

  31. RaQ admin: Control Panel: DNS: Adding DNS Records Authoritative and Alias Records

  32. RaQ admin: Control Panel: DNS: MX & Reverse DNS Each IP address should have just one Reverse recordNet Mask is RFC 2317 compliant to support small (<255) network ranges A domain can have multiple precedence Mail Exchange records

  33. RaQ admin: Control Panel: DNS: Secondary DNS Many NIC’s (esp. Europe) now require two NS records to be populated before they will register a domain. They will check your Primary Server to verify that the domain is being served.

  34. RaQ admin: Control Panel: DNS: Server Settings (SOA)

  35. Click here for date/time configuration RaQ admin: Control Panel: Date and Time

  36. RaQ admin: Control Panel: Date and Time

  37. RaQ admin: Control Panel: Apache Web Server (Apache)

  38. Virtual Site List, which is basically httpd.conf Click on Add Virtual Site, to add a site RaQ admin: Site Management: Note: Access to this screen is restricted to the RaQ admin

  39. Enter IP number, hostname, domain name… These box allows for email @domain.com and sites using just domain.com without www. Decide whether a site has shell accounts, cgi, SSI, Frontpage extensions Anonymous FTP configuration RaQ admin: Site Management: Add Virtual Site

  40. The added sites show up here. RaQ admin: Site Management: Note: Access to this screen is restricted to the RaQ admin

  41. RaQ admin: Maintenance: Backup

  42. RaQ admin: Maintenance: Backup: Scheduled

  43. RaQ admin: Maintenance: Restore The RaQ creates a .raq file during backup, locate this file for restore

  44. RaQ admin: Maintenance: Install Software Used for third-party software and Cobalt upgrades

  45. RaQ admin: Site Usage: Total

  46. RaQ admin: Site Usage: Web

  47. RaQ admin: Site Usage: Email

  48. RaQ admin: System Status

  49. The Site admin

  50. To manage a site, click on the wrench Site admin • All the capabilities of the site user, plus… • Create & delete users • Manage users’ settings • Email aliases • Determine access rights and level of users • Modify the web pages associated to site • View / download web log data • Perform site backup & restore • Post files to FTP site • Configure SSL

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