show ipv6 nd interface

Description

Displays neighbor discovery information for an interface. If no options are specified, displays information for the default VRF.

Command context

Operator (>) or Manager (#)

Parameters

<IF-NAME>

Displays information about the specified IPv6 enabled interface.

all-vrfs

Displays information about interfaces in all VRFs.

vrf <VRF-NAME>

Displays information about interfaces in a particular VRF. Or, if <VRF-NAME> is not specified, information for the default VRF is displayed.

[vsx-peer]

Shows the output from the VSX peer switch. If the switches do not have the VSX configuration or the ISL is down, the output from the VSX peer switch is not displayed.

Authority

Operators or Administrators. Users without administrator authority can execute this command from the operator context (>) only.

Examples

Showing information for all VRFs:

switch# show ipv6 nd interface all-vrfs

List of IPv6 Interfaces for VRF default
Interface 1/1/1 is up
  Admin state is up
  IPv6 address:
  IPv6 link-local address: fe80::7272:cfff:fee7:a8b9/64 [VALID]
  ICMPv6 active timers:
      Last Router-Advertisement sent:
      Next Router-Advertisement sent in:
  Router-Advertisement parameters:
      Periodic interval: 200 to 600 secs
      Router Preference: medium
      Send "Managed Address Configuration" flag: false
      Send "Other Stateful Configuration" flag: false
      Send "Current Hop Limit" field: 64
      Send "MTU" option value: 1500
      Send "Router Lifetime" field: 1800
      Send "Reachable Time" field: 0
      Send "Retrans Timer" field: 0
      Suppress RA: true
      Suppress MTU in RA: true
  ICMPv6 error message parameters:
      Send redirects: false
  ICMPv6 DAD parameters:
      Current DAD attempt: 1


List of IPv6 Interfaces for VRF red
Interface 1/1/2 is up
  Admin state is up
  IPv6 address:
    2001::1/64 [VALID]
  IPv6 link-local address: fe80::7272:cfff:fee7:a8b9/64 [VALID]
  ICMPv6 active timers:
      Last Router-Advertisement sent:
      Next Router-Advertisement sent in:
  Router-Advertisement parameters:
      Periodic interval: 200 to 600 secs
      Router Preference: medium
      Send "Managed Address Configuration" flag: false
      Send "Other Stateful Configuration" flag: false
      Send "Current Hop Limit" field: 64
      Send "MTU" option value: 1500
      Send "Router Lifetime" field: 1800
      Send "Reachable Time" field: 0
      Send "Retrans Timer" field: 0
      Suppress RA: true
      Suppress MTU in RA: true
  ICMPv6 error message parameters:
      Send redirects: false
  ICMPv6 DAD parameters:
      Current DAD attempt: 1

Showing information for interface 1/1/1:

switch# show ipv6 nd interface 1/1/1
Interface 1/1/1 is up
  Admin state is up
  IPv6 address:
  IPv6 link-local address: fe80::7272:cfff:fee7:a8b9/64 [VALID]
  ICMPv6 active timers:
      Last Router-Advertisement sent:
      Next Router-Advertisement sent in:
  Router-Advertisement parameters:
      Periodic interval: 200 to 600 secs
      Router Preference: high
      Send "Managed Address Configuration" flag: false
      Send "Other Stateful Configuration" flag: false
      Send "Current Hop Limit" field: 64
      Send "MTU" option value: 1500
      Send "Router Lifetime" field: 1800
      Send "Reachable Time" field: 0
      Send "Retrans Timer" field: 0
      Suppress RA: true
      Suppress MTU in RA: true
  ICMPv6 error message parameters:
      Send redirects: false
  ICMPv6 DAD parameters:
      Current DAD attempt: 1

Showing information for the default VRF:

switch# show ipv6 nd interface

List of IPv6 Interfaces for VRF default
Interface 1/1/1 is up
  Admin state is up
  IPv6 address:
  IPv6 link-local address: fe80::7272:cfff:fee7:a8b9/64 [VALID]
  ICMPv6 active timers:
      Last Router-Advertisement sent:
      Next Router-Advertisement sent in:
  Router-Advertisement parameters:
      Periodic interval: 200 to 600 secs
      Router Preference: high
      Send "Managed Address Configuration" flag: false
      Send "Other Stateful Configuration" flag: false
      Send "Current Hop Limit" field: 64
      Send "MTU" option value: 1500
      Send "Router Lifetime" field: 1800
      Send "Reachable Time" field: 0
      Send "Retrans Timer" field: 0
      Suppress RA: true
      Suppress MTU in RA: true
  ICMPv6 error message parameters:
      Send redirects: false
  ICMPv6 DAD parameters:
      Current DAD attempt: 1