3com 8807 사용자 가이드
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IGMP Configuration
445
■
Configuring the IGMP version
■
Configuring the IGMP query message interval
■
Configuring the IGMP querier present timer
■
Configuring the maximum query response time
■
Configuring the limit of IGMP groups on an interface
■
Adding a router to the specified multicast group.
■
Configuring the interval of sending IGMP Group-Specific Query packet
■
Configuring the number of times of sending IGMP Group-Specific Query
packet
packet
■
Deleting IGMP Groups Joined on an Interface
■
Configuring the Filtering Rule of Multicast Groups
■
Enabling/Disabling IGMP Fast Leaving
Enabling Multicast
Only if the multicast function is enabled can the multicast-related configurations
take effect.
take effect.
Enabling IGMP on an
Interface
This configuration task is to enable IGMP on the interface which needs to maintain
the multicast membership. After this, you can initiate IGMP feature configuration.
the multicast membership. After this, you can initiate IGMP feature configuration.
Perform the following configuration in interface view.
By default, IGMP is disabled on the interface.
c
CAUTION:
■
If the VLAN VPN is enabled on a port, the IGMP Snooping feature cannot be
enabled on the VLAN for the port, and the IGMP feature cannot be enabled on
the corresponding interface either.
enabled on the VLAN for the port, and the IGMP feature cannot be enabled on
the corresponding interface either.
■
If IGMP Snooping feature is enabled on a VLAN, or IGMP is enabled on the
interface, you cannot add the member port on which VLAN VPN is enabled
into the VLAN.
interface, you cannot add the member port on which VLAN VPN is enabled
into the VLAN.
Enabling Compatibility
Control Function of the
Switch
With the compatibility control function enabled the switch processes the protocol
message with the destination IP address 224.0.0.1 in the IGMP Report packet.
Otherwise, the switch discards this kind of packets.
message with the destination IP address 224.0.0.1 in the IGMP Report packet.
Otherwise, the switch discards this kind of packets.
Perform the following configuration in system view.
Table 433 Enable/DisableIGMP on an interface
Operation
Command
Enable IGMP on an interface
igmp enable
Disable IGMP on an interface
undo igmp enable