Netgear FS728TLP Web Management User Guide - Page 121
Con the IGMP Snooping Querier
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ProSAFE FS526Tv2, FS726Tv2, and FS728TLP Smart Switches 4. In the Multicast Group section of the screen, select whether to configure a single port, a group of ports, or all ports (for the sake of simplicity in this procedure, LAGs are also considered ports): • To configure a single port, select the check box next to the port that you want to configure. The information for the selected port displays in the menu in the table heading. • To configure a group of ports, select the check boxes for the individual ports that you want to configure. • To configure all ports, select the check box at the left in the table heading. 5. In the Multicast Group section of the screen, from the Interface Status menu, select Static. By default, the selection is Excluded, and the port or LAG is not a member of the multicast group. 6. Click the Apply button. The settings are saved. Configure the IGMP Snooping Querier IGMP snooping requires that one central switch or router in the network periodically queries all end devices in the network to announce their multicast memberships. This central device is the IGMP querier. The IGMP query responses, known as IGMP reports, keep the switch or router updated with the current multicast group membership on a port-by-port basis. If the switch or router does not receive updated membership information in a timely fashion, it stops forwarding multicast traffic to the port where the end device is located. Configure the Global IGMP Snooping Querier Options The global IGMP snooping querier options include enabling the IGMP snooping querier, configuring the querier IP address, configuring the IGMP version (IGMPv1 or IGMPv2), and configuring the query interval and query expiration time. To configure the global IGMP snooping querier options: 1. Select Switching > Multicast > IGMP Snooping Querier > Querier Configuration. Configure Multicast 121