Foundry Networks Switch and Router Installation And Configuration Manual page 629

Syntax: ip igmp query-interval <1-3600>
USING THE WEB MANAGEMENT INTERFACE
To modify the default value for the IGMP query interval:
1. Log on to the device using a valid user name and password for read-write access. The System configuration
panel is displayed.
2. Click on the plus sign next to Configure in the tree view to display the configuration options.
3. Click on the plus sign next to DVMRP in the tree view to display the DVMRP configuration options.
4. Select the IGMP link to display the IGMP configuration panel.
5. Enter a value from 1 – 3600 in the Query Interval field.
6. Click the Apply button to save the change to the device's running-config file.
7. Select the Save link at the bottom of the dialog. Select Yes when prompted to save the configuration change
to the startup-config file on the device's flash memory.
Modifying IGMP Membership Time
Group membership time defines how long a group will remain active on an interface in the absence of a group
report. Possible values are from 1 – 7200 seconds and the default value is 140 seconds.
USING THE CLI
To define an IGMP membership time of 240 seconds, enter the following:
BigIron(config)# ip igmp group-membership-time 240
Syntax: ip igmp group-membership-time <1-7200>
USING THE WEB MANAGEMENT INTERFACE
To modify the default value for the IGMP membership time, you would do the following:
1. Log on to the device using a valid user name and password for read-write access. The System configuration
panel is displayed.
2. Click on the plus sign next to Configure in the tree view to display the configuration options.
3. Click on the plus sign next to DVMRP in the tree view to display the DVMRP configuration options.
4. Select the IGMP link to display the IGMP configuration panel.
5. Enter a value from 1 – 7200 in the Group Membership Time field.
6. Click the Apply button to save the change to the device's running-config file.
7. Select the Save link at the bottom of the dialog. Select Yes when prompted to save the configuration change
to the startup-config file on the device's flash memory.
Modifying IGMP Maximum Response Time
Maximum response time defines how long the Layer 3 Switch will wait for an IGMP response from an interface
before concluding that the group member on that interface is down and removing the interface from the group.
Possible values are 1 – 10. The default is 10.
USING THE CLI
To change the maximum response time to 5 seconds, enter the following:
BigIron(config)# ip igmp max-response-time 5
Syntax: ip igmp max-response-time <1-10>
USING THE WEB MANAGEMENT INTERFACE
You cannot change this parameter using the Web management interface.
December 2000
Configuring IP Multicast Protocols
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