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    show mld group

    Syntax

    show mld group <brief | detail><group-name><logical-system (all | logical-system-name)>

    Release Information

    Command introduced before Junos OS Release 7.4.

    Description

    Display information about Multicast Listener Discovery (MLD) group membership.

    Options

    none

    Display standard information about all MLD groups.

    brief | detail

    (Optional) Display the specified level of output.

    group-name

    (Optional) Display MLD information about the specified group.

    logical-system (all | logical-system-name)

    (Optional) Perform this operation on all logical systems or on a particular logical system.

    Required Privilege Level

    view

     
     

    List of Sample Output

    show mld group (Include Mode)
    show mld group (Exclude Mode)
    show mld group brief
    show mld group detail (Include Mode)
    show mld group detail (Exclude Mode)

    Output Fields

    Table 1 describes the output fields for the show mld group command. Output fields are listed in the approximate order in which they appear.

    Table 1: show mld group Output Fields

    Field Name

    Field Description

    Level of Output

    Interface

    Name of the interface that received the MLD membership report; local means that the local router joined the group itself.

    All levels

    Group

    Group address.

    All levels

    Source

    Source address.

    All levels

    Group Mode

    Mode the SSM group is operating in: Include or Exclude.

    All levels

    Last reported by

    Address of the host that last reported membership in this group.

    All levels

    Source timeout

    Time remaining until the group traffic is no longer forwarded. The timer is refreshed when a listener in include mode sends a report. A group in exclude mode or configured as a static group displays a zero timer.

    detail

    Timeout

    Time remaining until the group membership is removed.

    brief none

    Group timeout

    Time remaining until a group in exclude mode moves to include mode. The timer is refreshed when a listener in exclude mode sends a report. A group in include mode or configured as a static group displays a zero timer.

    detail

    Type

    Type of group membership:

    • Dynamic—Host reported the membership.
    • Static—Membership is configured.

    All levels

    Sample Output

    show mld group (Include Mode)

    user@host> show mld group
    Interface: fe-0/1/2.0
        Group: ff02::1:ff05:1a67
            Group mode: Include
            Source: ::
            Last reported by: fe80::2e0:81ff:fe05:1a67
            Timeout:     245 Type: Dynamic
        Group: ff02::1:ffa8:c35e
            Group mode: Include
            Source: ::
            Last reported by: fe80::2e0:81ff:fe05:1a67
            Timeout:     241 Type: Dynamic
        Group: ff02::2:43e:d7f6
            Group mode: Include
            Source: ::
            Last reported by: fe80::2e0:81ff:fe05:1a67
            Timeout:     244 Type: Dynamic
        Group: ff05::2
            Group mode: Include
            Source: ::
            Last reported by: fe80::2e0:81ff:fe05:1a67
            Timeout:     244 Type: Dynamic
    Interface: local
        Group: ff02::2
            Source: ::
            Last reported by: Local
            Timeout:       0 Type: Dynamic
        Group: ff02::16
            Source: ::
            Last reported by: Local
            Timeout:       0 Type: Dynamic

    show mld group (Exclude Mode)

    user@host> show mld group
    Interface: ge-0/2/2.0
    Interface: ge-0/2/0.0
        Group: ff02::6
            Source: ::
            Last reported by: fe80::21f:12ff:feb6:4b3a
            Timeout:     245 Type: Dynamic
        Group: ff02::16
            Source: ::
            Last reported by: fe80::21f:12ff:feb6:4b3a
            Timeout:      28 Type: Dynamic
    Interface: local
        Group: ff02::2
            Source: ::
            Last reported by: Local
            Timeout:       0 Type: Dynamic
        Group: ff02::16
            Source: ::
            Last reported by: Local
            Timeout:       0 Type: Dynamic
    

    show mld group brief

    The output for the show mld group brief command is identical to that for the show mld group command. For sample output, see show mld group (Include Mode) show mld group (Exclude Mode).

    show mld group detail (Include Mode)

    user@host> show mld group detail
    Interface: fe-0/1/2.0
        Group: ff02::1:ff05:1a67
            Group mode: Include
            Source: ::
            Last reported by: fe80::2e0:81ff:fe05:1a67
            Timeout:     224 Type: Dynamic
        Group: ff02::1:ffa8:c35e
            Group mode: Include
            Source: ::
            Last reported by: fe80::2e0:81ff:fe05:1a67
            Timeout:     220 Type: Dynamic
        Group: ff02::2:43e:d7f6
            Group mode: Include
            Source: ::
            Last reported by: fe80::2e0:81ff:fe05:1a67
            Timeout:     223 Type: Dynamic
        Group: ff05::2
            Group mode: Include
            Source: ::
            Last reported by: fe80::2e0:81ff:fe05:1a67
            Timeout:     223 Type: Dynamic
    Interface: so-1/0/1.0
        Group: ff02::2
            Group mode: Include
            Source: ::
            Last reported by: fe80::280:42ff:fe15:f445
            Timeout:     258 Type: Dynamic
    Interface: local
        Group: ff02::2
            Group mode: Include
            Source: ::
            Last reported by: Local
            Timeout:       0 Type: Dynamic
        Group: ff02::16
            Source: ::
            Last reported by: Local
            Timeout:       0 Type: Dynamic

    show mld group detail (Exclude Mode)

    user@host> show mld group detail
    Interface: ge-0/2/2.0
    Interface: ge-0/2/0.0
        Group: ff02::6
            Group mode: Exclude
            Source: ::
            Source timeout: 0
            Last reported by: fe80::21f:12ff:feb6:4b3a
            Group timeout:     226 Type: Dynamic
        Group: ff02::16
            Group mode: Exclude
            Source: ::
            Source timeout: 0
            Last reported by: fe80::21f:12ff:feb6:4b3a
            Group timeout:     246 Type: Dynamic
    Interface: local
        Group: ff02::2
            Group mode: Exclude
            Source: ::
            Source timeout: 0
            Last reported by: Local
            Group timeout:       0 Type: Dynamic
        Group: ff02::16
            Group mode: Exclude
            Source: ::
            Source timeout: 0
            Last reported by: Local
            Group timeout:       0 Type: Dynamic
    

    Modified: 2014-09-23