display default-parameter igmp

Function

The display default-parameter igmp command displays default configurations about Internet Group Management Protocol (IGMP).

Format

display default-parameter igmp

Parameters

None

Views

All views

Default Level

1: Monitoring level

Usage Guidelines

This command displays only default configurations, regardless of whether the configurations about IGMP parameters are changed.

Example

# Display default configurations about IGMP.

<sysname> display default-parameter igmp
  IGMP View Default Configurations:
  ---------------------------------
  Lastmember-queryinterval: 1 s
  Max-response-time: 10 s
  Require-router-alert: disabled
  Robust-count: 2
  Send-router-alert: enabled
  Ssm-mapping: disabled
  Timer other-querier-present: 125 s
  Timer query: 60 s

  Interface View Default Configurations:
  --------------------------------------
  Group-policy: disabled
  Lastmember-queryinterval: 1 s
  Lastmember-query time: 2 s
  Max-response-time: 10 s
  Other-querier-present-timer-expiry: off
  Prompt-leave: disabled
  Require-router-alert: disabled
  Robust-count: 2
  Send-router-alert: enabled
  Ssm-mapping: disabled
  Startup-query-timer-expiry: off
  Static-group: disabled
  Timer other-querier-present: 125 s
  Timer query: 60 s
  Version: 2
  Ip-source-policy: disabled

**Table 1** Description of the display default-parameter igmp command output
Item	Description
IGMP View Default Configurations	Indicates the default configurations in the IGMP view.
Lastmember-queryinterval	Indicates the interval at which IGMP last member query messages are sent.
Max-response-time	Indicates the maximum response time for IGMP Query messages.
Require-router-alert	Indicates whether the function of checking the Router-Alert option in the received IGMP message is enabled.
Robust-count	Indicates the robustness variable of an IGMP querier.
Send-router-alert	Indicates whether the sent IGMP message carries the Router-Alert option.
Ssm-mapping	Indicates whether Source-Specific Multicast (SSM)-Mapping is enabled.
Timer other-querier-present	Indicates the Keepalive period of other IGMP queriers.
Timer query	Indicates the interval at which IGMP general query messages are sent.
Interface View Default Configurations	Indicates the default configurations in the interface view.
Group-policy	Indicates whether the multicast group filtering policy is configured.
Lastmember-query time	Indicates the last member query time, equaling Lastmember - queryinterval x Robust-count.
Other-querier-present-timer-expiry	Indicates the status of the timer identifying whether another querier is present. off indicates that the interface considers itself to be a querier, and that no other queriers exist.
Prompt-leave	Indicates whether the prompt leave function is configured.
Startup-query-timer-expiry	Indicates the status of the timer for the interface functioning as the querier after startup to send a Query message. off indicates that the interface immediately sends a Query message after startup.
Static-group	Indicates whether the static multicast group is configured.
Version	Indicates the IGMP version.
Ip-source-policy	Indicates the IP source policy.