Loopback-Detection Interval-Time - HP 3600 v2 Series Command Reference Manual

Table 11 Actions to take 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 Ethernet 1/0/1.
<Sysname> system-view
[Sysname] loopback-detection enable
[Sysname] interface ethernet 1/0/1
[Sysname-Ethernet1/0/1] 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, ranging from 5 to 300 seconds.
Description
Use loopback-detection interval-time to set the loopback detection interval.
Use undo loopback-detection interval-time to restore the default loopback detection interval.
The default loopback detection interval is 30 seconds.
Related commands: display loopback-detection.
Examples
# Set the loopback detection interval to 10 seconds.
Actions
No protective action is configured
•
Place the interface in controlled mode. The
interface drops the incoming packets and
correctly sends packets.
•
Generate traps and log messages.
•
Delete all MAC address entries of the
interface.
•
Generate traps and log messages.
•
If loopback detection control is enabled, set
the interface in controlled mode. The
interface does not receive or send packets.
•
Delete all MAC address entries of the
interface.
A protective action is configured
•
•
•
•
•
•
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Perform the configured protective
action.
Generate traps and log messages.
Delete all MAC address entries of the
interface.
Generate traps and log messages.
If loopback detection control is
enabled, take the configured
protective action on the interface.
Delete all MAC address entries of the
interface.