Cisco ASR 9000 Series Command Reference Manual page 972

T3, E3, T1, E1 Controller Commands on the Cisco ASR 9000 Series Router
bert t1
Command Description
show controllers t1, on page 1046 Displays information about the T1 links and hardware and software
drivers for the T1 controller.
Cisco ASR 9000 Series Aggregation Services Router Interface and Hardware Component Command Reference,
Release 5.3.x
952