D-Link DGS-3620-52P Web UI Reference Guide - Page 213
IGMP Check Subscriber Source Network Settings
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xStack® DGS-3620 Series Layer 3 Managed Stackable Gigabit Switch Web UI Reference Guide To view the following window, click L3 Features > IP Multicast Routing Protocol > IGMP > IGMP Interface Settings, as shown below: Figure 5-678 IGMP Interface Settings window Click the Edit button to re-configure the specific entry. Click the Edit button to see the following window. Figure 5-689 IGMP Interface Settings - Edit window The fields that can be configured are described below: Parameter Description Version Use the drop-down menu to select the IGMP version that will be used to interpret IGMP queries on the interface. State Use the drop-down menu to enables or disables IGMP for the IP interface. The default is Disabled. Query Interval (131744) Enter a value between 1 and 31744 seconds, with a default of 125 seconds. This specifies the length of time between sending IGMP queries. Max Response Time (1-25) Enter a value between 1 and 25 to specify the maximum amount of time allowed before sending an IGMP response report. The default time is 10 seconds. Robustness Variable (1-7) A tuning variable to allow for subnetworks that are expected to lose a large number of packets. A value between 1 and 7 can be entered, with larger values being specified for subnetworks that are expected to lose larger numbers of packets. The default setting is 2. Last Member Query Interval (1-25) Enter a value between 1 and 25 to specify the maximum amount of time between group-specific query messages, including those sent in response to leave group messages. The default is 1 second. Click the IGMP > IGMP Check Subscriber Source Network Settings, as shown below: 203