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Chapter 24 Multicast 24.3 Multicast Setting Click Advanced Applications > Multicast > Multicast Setting link to display the screen as shown. See Section 24.1 on page 186 for more information on multicasting. Figure 94 Advanced Application > Multicast > Multicast Setting The following table describes the labels in this screen. Table 61 Advanced Application > Multicast > Multicast Setting LABEL DESCRIPTION IGMP Snooping Use these settings to configure IGMP Snooping. Active Select Active to enable IGMP Snooping to forward group multicast traffic only to ports that are members of that group. Querier Select this option to allow the Switch to send IGMP General Query messages to the VLANs with the multicast hosts attached. Host Timeout Specify the time (from 1 to 16 711 450) in seconds that elapses before the Switch removes an IGMP group membership entry if it does not receive report messages from the port. 802.1p Priority Select a priority level (0-7) to which the Switch changes the priority in outgoing IGMP control packets. Otherwise, select No-Change to not replace the priority. IGMP Filtering Select Active to enable IGMP filtering to control which IGMP groups a subscriber on a port can join. Note: If you enable IGMP filtering, you must create and assign IGMP filtering profiles for the ports that you want to allow to join multicast groups. 188 MES3500-24/24F User's Guide