Table of Contents
Advertisement
Configuring the T1 Physical Link
remote end removes the framing bits from the received signal and recovers the
transmitted data. This same data is then reframed and transmitted back to the local end.
Enabling Loopback Mode
To enable a loopback mode, use one of the following commands:
enable ports <portlist> t1 loopback local
enable ports <portlist> t1 loopback network [line | payload]
enable ports <portlist> t1 loopback remote [line | payload]
Disabling Loopback Mode
Use the following command to return the near and remote side of a T1 loopback mode
to normal mode:
disable ports <portlist> t1 loopback
You can also use the following command to return the remote port to normal function
from loopback mode:
enable ports <portlist> t1 loopback remote loopdown
T1 Port Monitoring Commands
Table 2-2 describes the commands used to monitor a T1 port.
Table 2-2: T1 Port Monitoring Commands
Command
disable ports <portlist> t1 loopback
enable ports <portlist> t1 loopback [local
| network [line | payload] | remote [line
| payload | loopdown]]
show ports {<portlist>} {t1} stats
show ports {<portlist>} t1 alarms
show ports {<portlist>} t1 configuration
2-10
Description
Disable the current loopback mode and return
to normal function.
Enable the port to locally loopback, to cause
the remote link to loopback, and to stop the
loopback.
Displays real-time port statistics.
Displays real-time port alarms.
Displays the port configuration and status.
WM-4T1i Module Installation and User Guide
Advertisement
Table of Contents
