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To monitor learned multicast database (MDB) entries, use the print command.
Sub-menu: /interface bridge mdb
Property | Description |
|---|---|
| bridge (read-only: name) | Shows the bridge interface the entry belongs to. |
| group (read-only: ipv4 | ipv6 address) | Shows a multicast group address. |
| ports (read-only: name) | Shows the bridge ports which are subscribed to the certain multicast group. |
| vid (read-only: integer) | Shows the VLAN ID for the multicast group, only applies when vlan-filtering is enabled. |
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To monitor the current status of a bridge interface, use the monitor command.
Sub-menu: /interface bridge
Property | Description |
|---|---|
| igmp-querier (none | interface & IPv4 address) | Shows a bridge port and source IP address from the detected IGMP querier. Only shows detected external IGMP querier, local bridge IGMP querier (including IGMP proxy and PIM) will not be displayed. Monitoring value appears only when igmp-snooping is enabled. |
| mld-querier (none | interface & IPv6 address) | Shows a bridge port and source IPv6 address from the detected MLD querier. Only shows detected external MLD querier, local bridge MLD querier will not be displayed. Monitoring value appears only when igmp-snooping is enabled and the bridge has an active IPv6 address. |
| multicast-router (yes | no) | Shows if a multicast router is detected on the bridge interface. Monitoring value appears only when igmp-snooping is enabled. |
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To monitor the current status of bridge ports, use the monitor command.
Sub-menu: /interface bridge port
Property | Description |
|---|---|
| multicast-router (yes | no) | Shows if a multicast router is detected on the port. |
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