Specifications

Neighbor Cache and Neighbor Discovery Commands
18-14 IPv6 Configuration
Neighbor Cache and Neighbor Discovery Commands
TheIPv6NeighborCachefunctionssimilarlytotheIPv4ARPtable.Entriescanbemadetothe
NeighborCachebytheNeighborDiscoveryprotocol.
TheNeighborDiscoverycommandsallowyoutosetprotocolparametersonaninterfacebasis.
clear ipv6 neighbors
ThiscommandclearsallthedynamicallylearnedentriesintheNeighborCache,oranentryona
specificinterface.
Syntax
clear ipv6 neighbor [vlan vlan-id]
Parameters
Defaults
None.
Mode
Routerprivilegedexec:C3(su)‐>router#
Usage
ToclearalldynamicallylearnedNeighborCacheentries,usethiscommandwithoutany
parameters.
Example
Thisexampleclearsalldynamicallylearnedcacheentries.
C3(su)->router#clear ipv6 neighbors
For information about... Refer to page...
clear ipv6 neighbors 18-14
ipv6 nd dad attempts 18-15
ipv6 nd ns-interval 18-16
ipv6 nd reachable-time 18-16
ipv6 nd managed-config-flag 18-17
ipv6 nd other-config-flag 18-18
ipv6 nd ra-interval 18-18
ipv6 nd ra-lifetime 18-19
ipv6 nd suppress-ra 18-19
ipv6 nd prefix 18-20
vlanvlan‐id (Optional)Clearonlytheentriesonthespecifiedinterface.