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Installing and Cabling the Cabinets
146 Installation, Upgrades and Additions for Avaya CMC1 Media Gateways
Connect Modem to Telephone Network
To connect a modem to the telephone network:
1. Cross-connect the network jack on the modem to the network interface (via a 103A or
modular wall jack). See Table 27
for the pinout.
Figure 67: Network Jack on U.S. Robotics Modem
Table 27: Pinout of Network Jack
Pin Number Signal
1 Unused
2Tip
3 Ring
4 Unused
Figure notes:
1. Pin 1 of network jack 2. Modem
modmcabl KLC110397
OFF ON
AA CD RD SD C S ARQ/FAXTR
Sportster
33.6
Faxmodem
1
2