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• EXEC
• EXEC Privilege
Command
History
This guide is platform-specific. For command information about other platforms,
refer to the relevant Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.7(0.0) Added support for VRF. Introduced on the S6000–ON.
9.2(1.0) Introduced on the Z9500.
9.0.0.0 Introduced on the Z9000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.1 Introduced on the S4810.
Example
Dell# show ipv6 neighbors
IPv6 Address Expires(min)
Hardware Address State Interface VLAN CPU
---------------------------------------------------------------
-----------------------------------------------
100::1 0.03
00:00:00:00:00:22 DELAY Te 1/12 - CP
fe80::200:ff:fe00:22 232
00:00:00:00:00:22 STALE Te 1/12 - CP
500::1 0.60
00:01:e8:17:5c:af REACH Te 1/13 - CP
fe80::200:ff:fe00:17 232
00:00:00:00:00:29 REACH Te 1/14 - CP
900::1 0.60
00:01:e8:17:5c:b1 STALE Po 23 - CP
400::1 0.60
00:01:e8:17:5c:ae REACH Te 1/2 Vl 100 CP
Dell#
IPv6 Router Advertisement (RA) Guard
The IPv6 RA guard provides support to perform conditional forwarding or blocking of the router
advertisement messages that are received at the network device platform. This functionality analyzes and
filters the RAs sent by the devices and compares the configuration information on the layer 2 device with
the RA frame. Once the layer 2 device validates the content of the RA frame against the configuration, it
forwards the RA to its unicast or multicast destination. On failure to validate the RA frame content, the RA
frame is dropped.
The IPv6 RA guard supports two different modes:
1226
Neighbor Discovery Protocol (NDP)