Users Guide

522 Dell PowerConnect 55xx Systems User Guide
• IGMP Querier Status — Enables or disables the IGMP Querier. The
IGMP Querier simulates the behavior of a Multicast router, enabling
snooping of the Layer 2 Multicast domain even though there is no
Multicast router.
•
Querier Source IP Address — Select the IP address of the IGMP
Querier. Use either the VLAN’s IP address or define a unique IP
address that will be used as a source address of the querier.
•
Operational Source Querier IP Address — Operational Querier IP
address.
Configuring IGMP Snooping Using CLI Commands
The following table summarizes the CLI commands for configuring IGMP
snooping on a VLAN:
Table 16-5. IGMP Snooping CLI Commands
CLI Command Description
ip igmp snooping vlan vlan-id
no ip igmp snooping vlan vlan-
id
Enables IGMP snooping on a specific
VLAN.
Use the no form of this command to
disable IGMP snooping on a VLAN
interface.
ip igmp snooping vlan vlan-id
mrouter learn pim-dvmrp
no ip igmp snooping vlan vlan-
id mrouter learn pim-dvmrp
Enables automatic learning of
Multicast router ports in the context of
a specific VLAN.
Use the no form of this command to
remove the configuration.
ip igmp robustness count
no ip igmp robustness
Changes the value of the IGMP
robustness variable.
Use the no format of the command to
return to default.
ip igmp query-interval seconds
no ip igmp query-interval
Configures the Query interval.
Use the no format of the command to
return to default.