To monitor the operating status of MLD, check information about MLD groups, Source-Specific Multicast (SSM) mapping, MLD-enabled interfaces, and MLD routing tables.
Context
Run the following commands in any view to check the MLD operating status.
Procedure
- Run the display mld group [ ipv6-group-address | interface interface-type interface-number ] * [ static ] [ verbose ] command to check MLD group information on an interface.
- Run the display mld group [ ipv6-group-address | interface interface-type interface-number ] * ssm-mapping [ verbose ] command to check MLD groups configured with SSM mapping.
- Run the display mld interface [ interface-type interface-number ] [ verbose ] command to check the configurations and operating status of MLD on an interface.
- Run the display mld ssm-mapping group [ ipv6-group-address ] command to check SSM mapping rules of a specified MLD group.
- Run the display mld control-message counters [ interface interface-type interface-number ] [ message-type { query | report } ] command to check the statistics of MLD messages received by the interface.