Specifications

Configure PA-T3 and PA-2T3 Serial Port Adapters
IC-96
Cisco IOS Interface Configuration Guide
Troubleshoot the PA-T3 Port Adapter
To set the following loopbacks to troubleshoot the PA-T3 port adapter using Cisco IOS software, use
the first command in global configuration mode, followed by any of the other commands depending
on your needs:
These loopback commands loop all packets from the T3 interface either back to the interface or
direct packets from the network back out toward the network.
Monitor and Maintain the PA-T3 Port Adapter
After configuring the new interface, you can display its status. To show current status of the T3
interface on the PA-T3 port adapter, use any of the following commands in EXEC mode:
invert data Invert the data stream on the interface.
scramble Enable scrambling on the interface.
Command Purpose
loopback dte Loopback after the LIU toward the terminal.
loopback local Loopback after going through the framer toward the
terminal.
loopback network line Loopback toward the network before going through the
framer.
loopback network payload Loopback toward the network after going through the
framer.
loopback remote Send a FEAC to set the remote framer in loopback.
Command Purpose
show version Display system hardware configuration.
show controllers cbus Display current interface processors and their
interfaces.
show interfaces slot/port-adapter/port
(Cisco 7500 series and Cisco 7000 series routers
with the RSP7000 and RSP7000CI)
show interfaces slot/port (Cisco 7200 series)
Display statistics for the T3 interface.
show controllers serial slot/port-adapter/port
(Cisco 7500 series and Cisco 7000 series routers
with the RSP7000 and RSP7000CI)
show controllers serial slot/port (Cisco 7200
series)
Display the configuration information for the T3
interface.
show protocols Display protocols configured for the system and
specific interfaces.
more system:running-config Display running configuration file.
more nvram:startup-config Display configuration stored in NVRAM.
show diag slot Display specific port adapter information
Command Purpose