Loopback-Detection Interval-Time - H3C S7500E Series Command Reference Manual

Table 1-11 Actions taken upon detection of a loop condition
Port type
Access port
Hybrid or trunk port
Related commands: loopback-detection control enable.
Examples
# Enable loopback detection on GigabitEthernet 2/0/1.
<Sysname> system-view
[Sysname] loopback-detection enable
[Sysname] interface gigabitEthernet 2/0/1
[Sysname-GigabitEthernet2/0/1] loopback-detection enable

loopback-detection interval-time

Syntax
loopback-detection interval-time time
undo loopback-detection interval-time
View
System view
Default Level
2: System level
Parameters
time: Sets the loopback detection interval in seconds, in the range 5 to 300.
Description
Use the loopback-detection interval-time command to set the loopback detection interval.
Use the undo loopback-detection interval-time command to restore the default loopback detection
interval.
The default loopback detection interval is 30 seconds.
Related commands: display loopback-detection.
No protective action configured
Put the port in controlled mode. The
port discards all incoming packets,
but still forwards outgoing traffic.
Create traps.
Delete all MAC address entries of
the port.
Create traps.
If loopback detection control is
enabled, set the port in controlled
mode. The port discards
incoming packets, but still forwards
outgoing packets.
Delete all MAC address entries of
the port.
1-29
Actions
A protective action configured
Perform the configured
action.
Create traps and log messages.
Delete all MAC address entries of the
port.
Create traps and log messages.
If loopback detection
all enabled, take the configured protective
action on the port.
Delete all MAC address entries of the
port.
protective
control is