Maintaining Nd Snooping; Clearing The Prefix Management Table; Resetting The Nd Dynamic Binding Table - Huawei Quidway S2700 Series Configuration Manual

Quidway S2700 Series Ethernet Switches
Configuration Guide - Security
3001::E58C:A2E7:AA4C:8E59
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print count:
Run the display this command in the system view, and you can view the configuration of ND
snooping.
[Quidway] display this
nd snooping enable
nd user-bind detect enable
nd user-bind detect retransmit 10 interval 1000

10.4 Maintaining ND Snooping

This section describes how to reset the prefix management table and ND dynamic binding table.

10.4.1 Clearing the Prefix Management Table

You can manually delete prefix management entries on the S2700.
Context
The ND server sends RA messages periodically to request clients to update prefixes. As the
access device of the client, the S2700 maintains the prefix information and updates and ages the
prefix information.
Generally, you are advised not to manually delete prefix management entries. You need to
manually delete prefix management entries if the following conditions are met:
l
l
To manually delete prefix management entries, run the following command in the user view or
in the system view.
Procedure
l
----End

10.4.2 Resetting the ND Dynamic Binding Table

You can manually delete ND dynamic binding entries on the S2700.
Context
You need to manually delete ND dynamic binding entries if the following conditions are met:
l
l
l
Issue 01 (2011-07-15)
1
The user address lease does not expire; therefore, prefix management entries cannot age
automatically.
It is confirmed that the user does not connect to the network through the S2700.
Run the reset nd snooping prefix [ ipv6-address/prefix-length ] command to reset the
prefix management table.
The ND dynamic binding table does not reach the aging time; therefore, ND dynamic
binding entries cannot age automatically.
It is confirmed that the user does not connect to the network through the S2700.
The user VLAN or interface information changes.
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