User Guide

Appendix A Technical specifications 91
Nortel VPN Router Installation — VPN Router 2750
ADSL WAN interface card
The ADSL Annex A and Annex B WAN interface cards have a single RJ-11
connector that provides the signals needed to interface to the ADSL-provisioned
telephone line.
Figure 37 shows the ADSL WAN interface card.
Figure 37 ADSL WAN interface card
Included in the accessory box with the ADSL WAN interface card is a 7-foot
cable to attach to the DSLAM.
• The Annex A cable is an RJ-11 to RJ-11 cable.
• The Annex B cable is an RJ-11 to RJ-45 cable.
Table 26 provides the pinouts for the ADSL Annex A cable.
Note: The ADSL Annex A and ADSL Annex B cards look identical.
Table 26 ADSL Annex A cable pinouts
Pin Function
1N/C
2Tip
3 Ring
4N/C
ADSL
RX/TX
CONN