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    show mld snooping membership

    Syntax

    show mld snooping membership <brief | detail> <group> <instance routing-instance> <interface interface-name> <qualified-vlan vlan-name> <vlan vlan-name>

    Release Information

    Command introduced in Junos OS Release 13.3 for EX Series switches.

    Command introduced in Junos OS Release 14.2 for MX Series routers with MPC.

    Description

    Display the multicast group membership information maintained by MLD snooping.

    Options

    none

    Display the multicast group membership information for all VLANs on which MLD snooping is enabled.

    brief | detail

    (Optional) Display the specified level of output. The default is brief.

    group

    Display the multicast group membership information for the specified IP address range.

    instance routing-instance

    (Optional) Display the multicast group membership information for the specified routing instance.

    interface interface-name

    (Optional) Display the multicast group membership for the specified interface.

    qualified-vlan vlan-name

    (Optional) Display the multicast group membership information for the specified qualified VLAN.

    vlan vlan-name

    (Optional) Display the multicast group membership information for the specified VLAN.

    Required Privilege Level

    view

    List of Sample Output

    show mld snooping membership
    show mld snooping membership brief
    show mld snooping membership detail

    Output Fields

    Table 1 lists the output fields for the show mld snooping membership command. Output fields are listed in the approximate order in which they appear. Details may differ for EX switches and MX routers.

    Table 1: show mld snooping membership Output Fields

    Field Name

    Field Description

    Level of Output

    Instance

    Routing instance for MLD snooping.

    All levels

    Learning Domain

    Learning domain for MLD snooping.

    All levels

    Vlan

    Name of the VLAN for which MLD snooping is enabled.

    All levels

    Interface

    Name of the interface.

    All levels

    Groups

    Number of multicast groups on the interface.

    All levels

    Group

    IP multicast address of the multicast group.

    The following information is provided for the multicast group:

    • Source—Source address for the multicast group.
    • Last reported by—Last host to report membership for the multicast group.
    • Group timeout—Time (in seconds) left until a dynamically learned interface is removed from the multicast group if no MLD membership reports are received on the interface. This counter is reset to its maximum value when a membership report is received.
    • Type—Type of group membership: Dynamic or Static .
      • Dynamic—Host reported the membership.
      • Static—Membership is configured.

    All levels

    Group mode

    Mode the source-specific multicast (SSM) group is operating in: Include or Exclude.

    • Include—Multicast traffic is accepted from the configured source address.
    • Exclude—Multicast traffic is accepted from any address other than the configured source address.

    detail, none

    Sample Output

    show mld snooping membership

    user@switch> show mld snooping membership
    Instance: default-switch
    
    Vlan: v1
    
    Learning-Domain: default
    Interface: ge-0/0/1.0, Groups: 1
        Group: ff03::20
            Group mode: Exclude
            Source: ::
            Last reported by: Local
            Group timeout:       0 Type: Static
    Interface: ge-0/0/2.0, Groups: 2
        Group: ff03::10
            Group mode: Exclude
            Source: ::
            Last reported by: Local
            Group timeout:       0 Type: Static
        Group: ff05::1
            Group mode: Exclude
            Source: ::
            Last reported by: fe80::
            Group timeout:     259 Type: Dynamic

    show mld snooping membership brief

    user@switch> show mld snooping membership brief
    Instance: default-switch
    
    Vlan: v1
    
    Learning-Domain: default
    Interface: ge-0/0/1.0, Groups: 1
        Group: ff03::20
            Source: ::
            Last reported by: Local
            Group timeout:       0 Type: Static
    Interface: ge-0/0/2.0, Groups: 2
        Group: ff03::10
            Source: ::
            Last reported by: Local
            Group timeout:       0 Type: Static
        Group: ff05::1
            Source: ::
            Last reported by: fe80::
            Group timeout:     259 Type: Dynamic

    show mld snooping membership detail

    The output for the show mld snooping membership detail command is identical to that for the show mld snooping membership command. For sample output, see show mld snooping membership.

    Modified: 2016-04-18