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Appendix A Technical specifications 51
Nortel VPN Router Installation — VPN Router 1010/1050/1100
Table 19 provides the 56/64K CSU/DSU cable pinouts for a straight-through
connection.
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 digital subscriber
line access multiplexer (DSLAM) and to telephone equipment.
Figure 21 shows the ADSL WAN interface card.
Figure 21 ADSL WAN interface card
Included in the accessory box is a 7-foot RJ-11 cable to attach to the DSLAM.
Table 19 56/64K CSU/DSU cable pinouts for straight-through connection
Nortel termination Remote termination
Signal Pin # to Pin # Signal
Transmit tip 1 1 Transmit tip
Transmit ring 2 2 Transmit ring
not used 3 3 not used
not used 4 4 not used
not used 5 5 not used
not used 6 6 not used
Receive tip 7 7 Receive tip
Receive ring 8 8 Receive ring
Note: The ADSL Annex A and Annex B cards look identical.
10972EA
ADSL
Tx/Rx
CONN