show ipv6 mld interface

Displays multicast listening discovery (MLD) parameters on an interface, including timers, the current querying router, and whether MLD is enabled.
Syntax
show ipv6 mld [ vrf vrf-name ] interface [ ethernet stack/slot/port | ve ve-num [ group A.B.C.D ] | tunnel tunnel-id ]
Parameters
vrf vrf-name
Displays information for the specified VRF instance.
ethernet stack/slot/port
Displays information for a specific Ethernet interface.
ve num
Displays nformation for a specific VE interface.
group A.B.C.D
Specifies displaying information for a specific group address.
tunnel tunnel-id
Displays information for a specific Tunnel interface.
Modes

User EXEC mode

The show ipv6 mld interface command displays the following information:

Output Field

Description

version

Version of the MLD being used.

query int

Query interval in seconds.

max resp time

Number of seconds multicast groups have to respond to queries.

group mem time

Number of seconds multicast groups can be members of this group before aging out.

(details)

The following is displayed for each interface:

  • The port ID
  • The default MLD version being used
  • The multicast protocol used
  • IPV6 address of the multicast interface
  • If the interface has groups, the group source list, IPv6 multicast address, and the filter mode are displayed.
Examples

The following example shows MLD statistics for an interface. 

device# show ipv6 mld interface
---------+------+---------+---------------------------------------+--
Intf/Port|Groups| Version |   Querier      | Timer |V1Rtr| Tracking
                |Oper Cfg |  Qrr   GenQ    |             |
---------+------+----+----+---------------------------------------+--
e1/1/1      0     2    -    Self     0        0     No     Disabled
v40         0     2    -                                   Disabled
e3/1/1      1     2    -    Self     0        0     No
e2/1/1      1     2    -    Self     0        0     No
e1/1/1      1     2    -    Self     0        0     No
v50         0     2    -                                   Disabled
e1/1/2      0     2    -    Self     0        0     No
v220        0     2    -                                   Disabled
e1/1/1      3     2    -    Self     0        12    No

The following example shows MLD statistics on an interface for a VRF named my_vrf. 

device# show ipv6 mld vrf my_vrf interface
---------+------+---------+---------------------------------------+---------+-----+---------
Intf/Port|Groups| Version |           Querier                     |  Timer  |V1Rtr|Tracking 
         |      |Oper  Cfg| OQrr                     GenQ         |         
---------+------+----+----+---------------------------------------+----+----+-----+---------
v6           0    2    -                                                          Disabled 
e1/1/1       2         -    fe80::20c:dbff:fee2:5000   11              0      No   
v61          0    2    -                                                          Disabled 
e1/1/2       2         -    Self                        0              122    No

The following example displays information for the interface VE 4041 group. 

 device# show ipv6 mld interface ve 4041 group 
Total 1 groups
-----------------------------------------------------------------
Idx  Group Address  Port   Intf      GrpCmpV  Mode    Timer Srcs
----+----------------------------------------+---------+---------
 1    ff1e::6:1    e1/2/8   v4041     Ver1   exclude  178   0   

Total number of groups 1
History
Release version Command history
08.0.50 This command was modified to include the MLD group keyword.
Parent topic: Show Commands