Specifications

4-22 Cisco MGX 8220 Reference, Release 4.1
AUSM-8T1/E1
3 UNI/NNI access to CPE and other Networks
This application allows access over an UNI to IMA-based CPE and over an NNI to another ATM
network.
4 NNI/NNI access to CPEs
This application
supports ATM ports over single T1/E1 line and IMA ports over multiple
T1/E1lines (connected to IMA based CPE).
The following back cards are compatible with the AUSM-8T1/E1:
• RJ48-T1 back card for T1
• RJ48-E1 back card for E1
• SMB-E1 back card for E1
4 port AUSM back cards and IMATM backcards are not compatible with the AUSM-8T1/E1.
The AUSM-8T1/E1 has the following features:
• Statistics collection.
• Support for VP connections.
• Support for BERT functionality with loopback pattern generation/verification on individual
T1/E1 lines.
• 1:N redundancy with active and standby AUSM-8T1/E1 modules.
• Auto-card restore.
• Compatible with SRM-3T3.