3com 8807 참조 가이드

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HAPTER

 31: IGMP S

NOOPING

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ONFIGURATION

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OMMANDS

groups. You can configure only one ACL rule for each VLAN, and the new 
configured rule will replace the old one.

Use the undo igmp-snooping group-policy command to cancel the 
configuration.

By default, no filtering rule is set in a VLAN. In this case, a host can join any 
multicast group.

# Create ACL2001 and configure the flow rule for basic ACL, using the source IP 
address serves as the destination multicast address.

<SW8800> system-view

 

System View: return to User View with Ctrl+Z.

 

[SW8800]acl number 2001

 

[3Com-acl-basic-2001]rule 0 permit source 224.1.1.1 0

 

[3Com-acl-basic-2001]quit 

# Create VLAN 2.

<SW8800> system-view

 

System View: return to User View with Ctrl+Z.

 

[SW8800]vlan 2 

# Configure the filtering rule of multicast groups in VLAN2.

[3Com-vlan2]igmp-snooping group-policy 2001 

# Cancel the filtering rule in VLAN2.

[3Com-vlan2]undo igmp-snooping group-policy 

igmp-snooping host-aging-time seconds

System view

seconds: Port aging time for the multicast group member, ranging from 200 to 
1000 seconds. By default, it is 260 seconds.

Use the igmp-snooping host-aging-time command to configure the port aging 
time of the multicast group members.

Use the undo igmp-snooping host-aging-time command to restore the default 
value.