IGMP


nv show interface <interface-id> ip igmp

Shows IGMP configuration information on the specified interface. IGMP prevents hosts on a local network from receiving traffic for a multicast group they have not explicitly joined. IGMP snooping is for IPv4 environments.

Command Syntax

Syntax Description
<interface-id> The interface name.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv show interface vlan10 ip igmp
        operational  applied  pending
------  -----------  -------  -------
enable               on      on

nv show interface <interface-id> ip igmp static-group

Shows information about IGMP static multicast groups configured on the interface.

Command Syntax

Syntax Description
<interface-id> The interface name.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv show interface vlan10 ip igmp static-group

nv show interface <interface-id> ip igmp static-group <static-group-id>

Shows information about IGMP static multicast groups configured on the interface.

Command Syntax

Syntax Description
<interface-id> The interface name.
<static-group-id> The IGMP static multicast mroute destination.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv show interface vlan10 ip igmp static-group 224.10.0.0
                  operational  applied   
----------------  -----------  ----------
[source-address]               10.10.10.4

nv show interface <interface-id> ip igmp group

Shows information about the IGMP groups configured on the interface.

Command Syntax

Syntax Description
<interface-id> The interface name.

Version History

Introduced in Cumulus Linux 5.6.0

Example

cumulus@switch:~$ nv show interface swp3 ip igmp group
StaticGroupID  filter-mode  source-count  timer     uptime    version  Summary
-------------  -----------  ------------  --------  --------  -------  -------------------------
225.1.101.1    exclude      1             00:02:43  00:02:56  3        source-address:         *
225.1.101.2    exclude      1             00:02:43  00:02:56  3        source-address:         *
225.1.101.3    exclude      1             00:02:43  00:02:56  3        source-address:         *
225.1.101.4    exclude      1             00:02:43  00:02:56  3        source-address:         *
225.1.101.5    exclude      1             00:02:43  00:02:56  3        source-address:         *
232.1.1.99     include      1             --:--:--  00:00:02  3        source-address: 10.1.10.1

nv show interface <interface-id> ip igmp group <group-id>

Shows information about a specific IGMP multicast group configured on the interface.

Command Syntax

Syntax Description
<interface-id> The interface name.
<group-id> The IGMP multicast mroute destination.

Version History

Introduced in Cumulus Linux 5.6.0

Example

cumulus@switch:~$ nv show interface swp3 ip igmp group 225.1.101.1

nv show router igmp

Shows global IGMP configuration information.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv show router igmp
        applied  pending
------  -------  -------
enable  on      off