Specifications

22 Port Interface Card
C613-03023-00 REV P
VoIP FXS Interface
The AT-AR027 VoIP-FXS PIC uses standard RJ-11 telephone sockets that
provide a Tip and Ring A/B pair (Table 15). An RJ-11 to BT adaptor cable can
be used to connect telephones with BT-style plugs to the RJ-11 ports (Figure 20
on page 32).
Table 15: Pinout of the voice port RJ-11 connectors
Pin Function
1 Not connected
2 Not connected
3RING
4TIP
5 SHUNT
6 Not connected