Technical Documentation

show igmp snooping statistics

Syntax

show igmp snooping statistics<brief | detail><bridge-domain bridge-domain-name><virtual-switch virtual-switch-name><vlan-id vlan-identifier>

Release Information

Command introduced in Junos OS Release 8.5.

Description

Display IGMP snooping statistics.

Options

none

(Optional) Display detailed information.

brief | detail

(Optional) Display the specified level of output.

bridge-domain bridge-domain-name

(Optional) Display information about a particular bridge domain.

virtual-switch virtual-switch-name

(Optional) Display information about a particular virtual switch.

vlan-id vlan-identifier

(Optional) Display information about a particular VLAN.

Required Privilege Level

view

Related Topics

List of Sample Output

show igmp snooping statistics

Output Fields

Table 1 lists the output fields for the show igmp snooping statistics command. Output fields are listed in the approximate order in which they appear.

Table 1: show igmp snooping statistics Output Fields

Field Name

Field Description

Level of Output

Routing-instance

Routing instance for IGMP snooping.

All levels

IGMP packet statistics

Heading for IGMP snooping statistics for all interfaces or for the specified interface.

All levels

learning-domain

Appears at end of “IGMP packets statistics” line.

All levels

IGMP Message type

Summary of IGMP statistics:

  • Membership Query—Number of membership queries sent and received.
  • V1 Membership Report—Number of version 1 membership reports sent and received.
  • DVMRP—Number of DVMRP messages sent or received.
  • PIM V1—Number of PIM version 1 messages sent or received.
  • Cisco Trace—Number of Cisco trace messages sent or received.
  • V2 Membership Report—Number of version 2 membership reports sent or received.
  • Group Leave—Number of group leave messages sent or received.
  • Domain Wide Report—Number of domain-wide reports sent or received.
  • V3 Membership Report—Number of version 3 membership reports sent or received.
  • Other Unknown types—Number of unknown message types received.
  • IGMP v3 unsupported type—Number of messages received with unknown and unsupported IGMP version 3 message types.
  • IGMP v3 source required for SSM—Number of IGMP version 3 messages received that contained no source.
  • IGMP v3 mode not applicable for SSM—Number of IGMP version 3 messages received that did not contain a mode applicable for source-specific multicast (SSM).

All levels

Received

Number of messages received.

All levels

Sent

Number of messages sent.

All levels

Rx errors

Number of received packets that contained errors.

All levels

IGMP Global Statistics

Summary of IGMP snooping statistics for all interfaces.

  • Bad Length—Number of messages received with length errors so severe that further classification could not occur.
  • Bad Checksum—Number of messages received with a bad IP checksum. No further classification was performed.
  • Rx non-local—Number of messages received from senders that are not local.

All levels

Sample Output

show igmp snooping statistics

user@host> show igmp snooping statistics
Routing-instance foo

 IGMP packet statistics for all interfaces in learning-domain vlan-100
 
 IGMP Message type      Received       Sent  Rx errors
 Membership Query             89         51          0
 V1 Membership Report          0          0          0
 DVMRP                         0          0          0
 PIM V1                        0          0          0
 Cisco Trace                   0          0          0
 V2 Membership Report        139          0          0
 Group Leave                   0          0          0
 Domain Wide Report            0          0          0
 V3 Membership Report        136          0          0
 Other Unknown types                                 0
 IGMP v3 unsupported type                            0
 IGMP v3 source required for SSM                    23
 IGMP v3 mode not applicable for SSM                 0
 
 IGMP Global Statistics
 Bad Length                    0
 Bad Checksum                  0
 Rx non-local                  0

Routing-instance bar

 IGMP packet statistics for all interfaces in learning-domain vlan-100
 
 IGMP Message type      Received       Sent  Rx errors
 Membership Query             89         51          0
 V1 Membership Report          0          0          0
 DVMRP                         0          0          0
 PIM V1                        0          0          0
 Cisco Trace                   0          0          0
 V2 Membership Report        139          0          0
 Group Leave                   0          0          0
 Domain Wide Report            0          0          0
 V3 Membership Report        136          0          0
 Other Unknown types                                 0
 IGMP v3 unsupported type                            0
 IGMP v3 source required for SSM                    23
 IGMP v3 mode not applicable for SSM                 0
 
 IGMP Global Statistics
 Bad Length                    0
 Bad Checksum                  0
 Rx non-local                  0

Published: 2010-07-13

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