IGMP

The nv unset commands remove the configuration you set with the equivalent nv set commands. This guide only describes an nv unset command if it differs from the nv set command.

nv set interface <interface-id> ip igmp enable

Turns IGMP on or off on the specified interface. The default setting is off.

Command Syntax

Syntax	Description
`<interface-id>`	The interface you want to configure.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set interface swp1 ip igmp enable on

nv set interface <interface-id> ip igmp fast-leave

Turns fast leave processing on or off on the interface. The default setting is off.

Command Syntax

Syntax	Description
`<interface-id>`	The interface you want to configure.

Version History

Introduced in Cumulus Linux 5.6.0

Example

cumulus@switch:~$ nv set interface swp1 ip igmp fast-leave on

nv set interface <interface-id> ip igmp last-member-query-count

Sets the number of group-specific queries that a querier sends after receiving a leave message on the interface. You can set a value between 1 and 255. The default setting is 2.

Command Syntax

Syntax	Description
`<interface-id>`	The interface you want to configure.

Version History

Introduced in Cumulus Linux 5.6.0

Example

cumulus@switch:~$ nv set interface swp1 ip igmp last-member-query-count 5

nv set interface <interface-id> ip igmp last-member-query-interval

Configures the maximum response time advertised in IGMP group-specific queries. You can specify a value between 1 and 6553 seconds. The default setting is 10.

Command Syntax

Syntax	Description
`<interface-id>`	The interface you want to configure.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set interface swp1 ip igmp last-member-query-interval 100

nv set interface <interface-id> ip igmp query-interval

Configures how often IGMP sends query-host messages to discover which multicast groups have members on the attached networks.

In Cumulus Linux 5.6 and later, you can specify a value between 1 and 65535 seconds. The default setting is 100.
In Cumulus Linux 5.5 and earlier, you can specify a value between 1 and 1800 seconds. The default setting is 180.

Command Syntax

Syntax	Description
`<interface-id>`	The interface you want to configure.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set interface swp1 ip igmp query-interval 1000

nv set interface <interface-id> ip igmp query-max-response-time

Configures the maximum response time for IGMP general queries. You can specify a value between 10 and 6553 seconds. The default setting is 100.

Command Syntax

Syntax	Description
`<interface-id>`	The interface you want to configure.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set interface swp1 ip igmp query-max-response-time 200

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

Configures the IGMP static multicast mroute destination. This is the IPv4 address of the member associated with the specified multicast group address.

Command Syntax

Syntax	Description
`<interface-id>`	The interface you want to configure.
`<static-group-id>`	The IGMP static multicast mroute destination.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set interface swp1 ip igmp static-group 234.10.10.10

nv set interface <interface-id> ip igmp static-group <static-group-id> source-address <ipv4-unicast>

Configures the IPv4 unicast address of the IGMP static multicast mroute source.

Command Syntax

Syntax	Description
`<interface-id>`	The interface you want to configure.
`<static-group-id>`	The IGMP static multicast mroute destination.
`<ipv4-unicast>`	The IPv4 unicast address.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set interface swp1 ip igmp static-group 234.10.10.10 source-address 234.1.1.1

nv set interface <interface-id> ip igmp version

Configures the IGMP version on the specified interface. You can specify version 2 or version 3. The default setting is 3.

Command Syntax

Syntax	Description
`<interface-id>`	The interface you want to configure.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set interface swp1 ip igmp version 2

nv set router igmp enable

Turns IGMP on or off globally. The default setting is off.

Version History

Introduced in Cumulus Linux 5.0.0

Example

cumulus@switch:~$ nv set router igmp enable on