Dell PowerConnect 5548 User Guide - Page 521

3 Enter the fields: • IGMP Snooping Status - Enable/disable the monitoring of network traffic to determine which hosts have asked to be sent Multicast traffic. The switch performs IGMP snooping only if IGMP snooping and Bridge Multicast filtering are both globally enabled. • Operational IGMP Snooping Status - Displays whether IGMP Snooping is enabled. • MRouter Ports Auto Learn - Enables or disables auto learning of the ports to which the Mrouter is connected. • Query Robustness (1-7) - Enter the Robustness variable value to be used. The Robustness value enables tuning for the expected packet loss on a link. If a link is expected to have losses, the Robustness Value may be increased. • Operational Query Robustness - Displays the robustness variable sent by the elected querier. • Query Interval (30-18000) - Enter the interval between general queries sent by the querier . • Operational Query Interval - The time interval in seconds between general queries sent by the elected querier • Query Max Response Interval (5-20) - Enter the amount of time in which a host should respond to a query. • Operational Query Max Response Interval - Displays the actual delay. • Last Member Query Counter (1-7) - Enter the number of IGMP group-specific queries sent before the switch assumes there are no local members. To use the default, check Use Default. • Operational Last Member Query Counter - Displays the operational value of the Last Member Query counter. • Last Member Query Interval (100-25500) - Enter the time between two consecutive group-specific queries that are sent by the querier. • Operational Last Member Query Interval - Displays the Last Member Query Interval sent by the elected querier. • Intermediate Leave - Enable/disable an immediate timeout period. The default timeout is 10 seconds. Dell PowerConnect 55xx Systems User Guide 521