Voice over IP (VoIP) at NCAR Westnet Presentation 15-Jan-2003

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Voice over IP (VoIP) at NCARWestnet
Presentation15-Jan-2003

• Teresa Shibao

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VoIP . . . spring 2002. . .

• The NCAR NETS VoIP Sandbox
• Initial test bedbasic setup and component
  interaction
• Test deployment 40 IP phones, analog
  users/fax machines, variety of system and user
  configurations
• QOS enabled - 2 queues (data/voice)

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NETS VoIP Materials

• IP Telephones (Cisco 7960, 7914 key modules, 7935
  conf. phones)
• Cisco CallManager 3.2.2c (Cisco MCS7835)
• Cisco 3640 3660 routers (with various
  voice-related interfaces)
• Cisco Unity 3.1 (MCS7847)

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VoIP . . . now. . .

• New NCAR site deployed using VoIP technology-
  users added using Bulk Administration Tool (BAT)
• 3rd Party Authorization Application- charge
  number verification before call is placed
• WS-X6624 FXS blade for analog
• DHCP addresses by campus

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. . . and the end of 2003

• NCAR full deployment- design complete-
  equipment on order
• Cisco 6500 switches- redundant Sup 2 w/ PFC2s-
  redundant power- all 6348 powered cards

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Additional Applications

• Cisco Emergency Responder (CER) - provides
  location of IP Phone and notification of security
  with 911 calls
• Integrated Contact Distribution (ICD) - small
  help desk solution

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IP Telephony benefits

• Single wiring closet
• Phones powered using closet UPS
• Flexible IP address assignment
• Easy adds, moves, and changes
• Modularity Redundancy
• Single system training troubleshooting
• Cost

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Related Documents

• Lots of information and additional links at
• www.scd.ucar.edu/nets/projects/voip/
• Questions?