Avaya CMC1 manual Connect Modem to Telephone Network, Pinout of Network Jack Pin Number Signal

Installing and Cabling the Cabinets

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.

Table 27: Pinout of Network Jack

Pin Number	Signal
1	Unused
2	Tip
3	Ring
4	Unused

Figure 67: Network Jack on U.S. Robotics Modem

1

modmcabl KLC 110397
Figure notes:
1. Pin 1 of network jack	2. Modem

Sportster 33.6 Faxmodem OFF ONAA CD RD SD TR CS ARQ/FAX

2

146 Installation, Upgrades and Additions for Avaya CMC1 Media Gateways