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show igmp group

List of Syntax

Syntax
Syntax (EX Series Switch and the QFX Series)

Syntax

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

Syntax (EX Series Switch and the QFX Series)

show igmp group <brief | detail> <group-name>

Release Information

Command introduced before Junos OS Release 7.4.

Command introduced in Junos OS Release 9.0 for EX Series switches.

Command introduced in Junos OS Release 11.3 for the QFX Series.

Description

Display Internet Group Management Protocol (IGMP) group membership information.

Options

none
—

Display standard information about membership for all IGMP groups.

brief | detail
—

(Optional) Display the specified level of output.

group-name
—

(Optional) Display group membership for the specified IP address only.

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

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

Required Privilege Level

view

 

Related Documentation

 

List of Sample Output

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

Output Fields

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

Table 1: show igmp group Output Fields

Field Name

Field Description

Level of Output

Interface

Name of the interface that received the IGMP membership report. A name of local indicates that the local routing device joined the group itself.

All levels

Group

Group address.

All levels

Group Mode

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

All levels

Source

Source address.

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

Last reported by

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

All levels

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 igmp group (Include Mode)

user@host> show igmp group
Interface: t1-0/1/0.0
    Group: 232.1.1.1
        Group mode: Include
        Source: 10.0.0.2
        Last reported by: 10.9.5.2
        Timeout:      24 Type: Dynamic
    Group: 232.1.1.1
        Group mode: Include
        Source: 10.0.0.3
        Last reported by: 10.9.5.2
        Timeout:      24 Type: Dynamic
    Group: 232.1.1.1
        Group mode: Include
        Source: 10.0.0.4
        Last reported by: 10.9.5.2
        Timeout:      24 Type: Dynamic
    Group: 232.1.1.2
        Group mode: Include
        Source: 10.0.0.4
        Last reported by: 10.9.5.2
        Timeout:      24 Type: Dynamic
Interface: t1-0/1/1.0
Interface: ge-0/2/2.0
Interface: ge-0/2/0.0
Interface: local
    Group: 224.0.0.2
        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

show igmp group (Exclude Mode)

user@host> show igmp group
Interface: t1-0/1/0.0
Interface: t1-0/1/1.0
Interface: ge-0/2/2.0
Interface: ge-0/2/0.0
Interface: local
    Group: 224.0.0.2
        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

show igmp group brief

The output for the show igmp group brief command is identical to that for the show igmp group command.

show igmp group detail

user@host> show igmp group detail
Interface: t1-0/1/0.0
    Group: 232.1.1.1
        Group mode: Include
        Source: 10.0.0.2
        Source timeout: 12
        Last reported by: 10.9.5.2
        Group timeout:       0 Type: Dynamic
    Group: 232.1.1.1
        Group mode: Include
        Source: 10.0.0.3
        Source timeout: 12
        Last reported by: 10.9.5.2
        Group timeout:       0 Type: Dynamic
    Group: 232.1.1.1
        Group mode: Include
        Source: 10.0.0.4
        Source timeout: 12
        Last reported by: 10.9.5.2
        Group timeout:       0 Type: Dynamic
    Group: 232.1.1.2
        Group mode: Include
        Source: 10.0.0.4
        Source timeout: 12
        Last reported by: 10.9.5.2
        Group timeout:       0 Type: Dynamic
Interface: t1-0/1/1.0
Interface: ge-0/2/2.0
Interface: ge-0/2/0.0
Interface: local
    Group: 224.0.0.2
        Group mode: Exclude
        Source: 0.0.0.0
        Source timeout: 0
        Last reported by: Local
        Group timeout:       0 Type: Dynamic
    Group: 224.0.0.22
        Group mode: Exclude
        Source: 0.0.0.0
        Source timeout: 0
        Last reported by: Local
        Group timeout:       0 Type: Dynamic

Published: 2014-07-23

Supported Platforms

 

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Published: 2014-07-23

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