View
Parameter
Description
Example
pri-set (CT1/PRI interface view)
Syntax
View
Parameter
Description
undo loopback
CT1/PRI interface view
local: Enables the CT1/PRI interface to perform local loopback.
payload: Enables the interface to perform external payload loopback.
remote: Enables the interface to perform remote loopback.
Use the
command to enable local, remote, or external payload
loopback
loopback on the CT1/PRI interface.
Use the
undo loopback
By default, loopback is disabled.
Loopback is intended for checking the condition of interfaces or cables. Disable it
otherwise.
You can bundle timeslots on a CT1/PRI interface to form a serial interface and
encapsulate it with PPP. After you enable loopback on this serial interface, it is
normal that the state of the link layer protocol is reported down.
# Enabled remote loopback on interface T1 2/0.
<Sysname> system-view
[Sysname] controller t1 2/0
[Sysname-T1 2/0] loopback remote
pri-set [ timeslot-list list ]
undo pri-set
CT1/PRI interface view
list: Specifies timeslots to be bundled. Timeslots are numbered 1 through 24. You
may specify a single timeslot by specifying a number, a range of timeslots by
specifying a range in the form of number1-number2, or several discrete timeslots
by specifying number1, number2-number3.
Use the
command to bundle timeslots into a PRI set on the CT1/PRI
pri-set
interface.
Use the
undo pri-set
By default, no PRI set is created.
command to restore the default.
command to remove the timeslot bundle.
227