R2511-HP MSR Router Series Interface Command Reference(V5)

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seconds after the change and reports the change 2 seconds after detecting the change. In other words,
the system reports the change 2 to 7 seconds after the change.
For a CE3, CT3, CE1/PRI, or CT1/PRI interface, you must configure this command in controller view.
For an E1-F or T1-F interface, you must configure this command in the view of the corresponding serial
interface.
For a 3G/4G modem module, you must configure this command in the view of the corresponding
cellular interface.
In the view of a serial interface corresponding to any other synchronous/asynchronous interface, this
command is not available.
NOTE:
This command does not apply to ports administratively shut down (with the shutdown command).
Examples
# Set the physical state change suppression interval to 2 seconds on CE1/PRI interface E1 2/0, so that
the system detects a physical state change on the interface and reports the change 2 to 7 seconds after
the change.
<Sysname> system-view
[Sysname] controller e1 2/0
[Sysname-E1 2/0] link-delay 2
shutdown
Use shutdown to shut down an interface.
Use undo shutdown to bring up an interface.
Syntax
shutdown
undo shutdown
Default
A WAN interface is up.
Views
Serial interface view, AUX interface view, AM interface view, Cellular interface view, E1-F interface view,
T1-F interface view, ISDN BRI interface view, CE3 interface view, CT3 interface view, CE1/PRI interface
view, CT1/PRI interface view
Default command level
2: System level
Usage guidelines
When you modify parameters on a WAN interface, execute the shutdown command, and then the undo
shutdown command to make your modifications take effect.
Examples
# Shut down serial interface Serial 2/0.
<Sysname> system-view
[Sysname] interface serial 2/0