Dell PowerConnect 6248 User's Guide - Page 736
Query Max Response Time 1/10 of a second, Startup Query Interval secs
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Figure 12-15. IGMP Interface Configuration The IGMP Interface Configuration page contains the following fields: • Interface - Select the interface for which data is to be displayed or configured from the drop-down menu. • Interface Mode - Select Enable or Disable from the drop-down menu to set the administrative status of IGMP on the selected interface. The default is Disable. • Version - Enter the version of IGMP you want to configure on the selected interface. Valid values are 1 to 3, and the default value is 3. This field is configurable only when IGMP interface mode is enabled. • Robustness - Enter the robustness value. This variable allows tuning for the expected packet loss on a subnet. If you expect the subnet to be lossy, you should enter a higher number for this parameter. IGMP is robust to (robustness variable-1) packet losses. Valid values are from 1 to 255. The default value is 2. • Query Interval (secs) - Enter the frequency in seconds at which IGMP host-query packets are to be transmitted on this interface. Valid values are from 1 to 3600. The default value is 125. • Query Max Response Time (1/10 of a second) - Enter the maximum query response time to be advertised in IGMPv2 queries on this interface, in tenths of a second. The default value is 100. Valid values are from 0 to 255. • Startup Query Interval (secs) - Enter the number of seconds between the transmission of startup queries on the selected interface. The valid values are from 1 to 300. The default value is 31. • Startup Query Count - Enter the number of queries to be sent on startup. The valid values are from 1 to 20. The default value is 2. 736 Configuring IP Multicast