Troubleshoot the PA-T3 Port Adapter
PA-T3 and PA-2T3 Serial Port Adapters 3
Troubleshoot the PA-T3 Port Adapter
To set the following loopbacks to troubleshoot the PA-T3 port adapter using Cisco IOS software,
perform the first task beginning in global configuration mode followed by any of the other tasks
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, perform any of the following tasks in EXEC mode:
Change the DSU mode. To connect to another
PA-T3 port adapter or a Digital Link DSU, use the
default mode (0). To connect to a Kentrox DSU, use
mode 1. To connect to a Larscom DSU, use mode
2.
dsu mode {0 | 1 | 2}
Change the framing used by the interface. framing {c-bit | m13 | bypass}
Invert the data stream on the interface. invert data
Enable scrambling on the interface. scramble
Task Command
Loopback after the LIU toward the terminal. loopback dte
Loopback after going through the framer toward
the terminal.
loopback local
Loopback toward the network before going
through the framer.
loopback network line
Loopback toward the network after going through
the framer.
loopback network payload
Send a FEAC to set the remote framer in
loopback.
loopback remote
Task Command
Display system hardware configuration. show version
Display current interface processors and their
interfaces.
show controllers cbus
Display statistics for the T3 interface. 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 the configuration information 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)
Task Command
(64 paginas)
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