C613-50057-01 REV A
Command Reference for AT-IX5-28GPX High Availability, High Power Video Surveillance PoE Switch
363
AlliedWare Plus™ Operating System - Version 5.4.5-0.x
S
WITCHING
C
OMMANDS
LOOP
-
PROTECTION
loop-protection
Overview
Use this command to enable the loop-protection loop-detection feature, and
configure the detection mechanism parameters.
Use the
no
variant of this command to disable the loop-protection loop-detection
feature.
Syntax
loop-protection loop-detect [ldf-interval
<period>
]
[ldf-rx-window
<frames>
] [fast-block]
no loop-protection [loop-detect]
Default
The loop-protection loop-detection feature is disabled by default. The default
interval is 10 seconds, and the default window size is 3 frames.
Mode
Global Configuration
Usage
See the “Loop Protection” section in the
Switching Feature Overview and
Configuration Guide
for relevant conceptual, configuration, and overview
information prior to applying this command.
Example
To enable the loop-detect mechanism on the switch, and generate loop-detect
frames once every 5 seconds, use the following commands:
awplus#
configure terminal
awplus(config)#
loop-protection loop-detect ldf-interval 5
Parameter
Description
loop-detect
Enables loop detection when used with loop-protection
keywords. Disables loop detection when used with no loop-
protection keywords.
ldf-interval
The time (in seconds) between successive loop-detect frames
being sent.
<period>
Specify a period between 1 and 600 seconds. The default is 10
seconds.
ldf-rx-window
The number of transmitted loop detection frames whose
details are held for comparing with frames arriving at the same
port.
<frames>
Specify a value for the window size between 1 and 5 frames.
The default is 3 frames.
[fast-block]
The fast-block blocks transmitting port to keep partial
connectivity.
