Loopback interface in igmp



  • When configuring the loopback interface in IGMP with a static join the interface is not shown in " show igmp interface" and the group is not shown in “show igm groups”. How is that possible.

    See config and show commands below

    set protocols igmp interface xe-0/3/1.100 version 2
    set protocols igmp interface xe-0/3/1.100 static group 239.232.0.1
    set protocols igmp interface xe-0/3/1.100 static group 239.232.0.2
    set protocols igmp interface xe-0/3/1.100 immediate-leave
    set protocols igmp interface xe-0/3/1.100 promiscuous-mode
    set protocols igmp interface lo0.0 version 2
    set protocols igmp interface lo0.0 static group 239.232.0.3
    set protocols igmp interface lo0.0 promiscuous-mode

    set interfaces lo0 unit 0 family inet filter input RE-protect-BRAS
    set interfaces lo0 unit 0 family inet filter output RE-QoS-out
    set interfaces lo0 unit 0 family inet address 127.0.0.1/32
    set interfaces lo0 unit 0 family inet address 10.62.0.1/32
    deactivate interfaces lo0 unit 0 family inet address 10.62.0.1/32
    set interfaces lo0 unit 0 family inet address 87.210.169.1/32
    set interfaces lo0 unit 0 family inet address 217.16.40.242/32 primary
    set interfaces lo0 unit 0 family iso address 31.0101.0060.0000.0001.00

    j-kwakman@bras05campus> show igmp group
    Interface: xe-0/3/1.100, Groups: 2
        Group: 239.232.0.1
            Source: 0.0.0.0
            Last reported by: Local
            Timeout:      0 Type: Static
        Group: 239.232.0.2
            Source: 0.0.0.0
            Last reported by: Local
            Timeout:      0 Type: Static
    Interface: local, Groups: 3
        Group: 224.0.0.2
            Source: 0.0.0.0
            Last reported by: Local
            Timeout:      0 Type: Dynamic
        Group: 224.0.0.13
            Source: 0.0.0.0
            Last reported by: Local
            Timeout:      0 Type: Dynamic
        Group: 224.0.0.22
            Source: 0.0.0.0
            Last reported by: Local
            Timeout:      0 Type: Dynamic

    j-kwakman@bras05campus> show igmp interface
    Interface: xe-0/2/0.0
        Querier: 10.71.1.1
        State:        Up Timeout:    231 Version:  2 Groups:      0
        Immediate leave: Off
        Promiscuous mode: Off
        Passive: Off
    Interface: xe-0/3/1.100
        Querier: 217.16.40.242
        State:        Up Timeout:    None Version:  2 Groups:      2
        Immediate leave: On
        Promiscuous mode: On
        Passive: Off

    Configured Parameters:
    IGMP Query Interval: 100.0
    IGMP Query Response Interval: 10.0
    IGMP Last Member Query Interval: 25.0
    IGMP Robustness Count: 3

    Derived Parameters:
    IGMP Membership Timeout: 310.0
    IGMP Other Querier Present Timeout: 305.0


 

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