1244.6.8. IGMP Snooping ConfigurationOn the Advanced Switch Configuration Menu, pressing "I" opens the IGMP Snoop-ing Configuration Menu screen as shown in Fig. 4-56. When you use an IP multi-cast application, such as a video-conference system and video/audio deliverysystem, this function prevents multicast packets from being sent to all ports andusing up the bandwidth.In addition, the Multicast filtering function can prevent multicast packets frombeing sent to any ports other than specified ones and the router port even if a mul-ticast group is not created.PN28248 Local Management SystemAdvanced Switch Configuration -> IGMP Snooping Configuration MenuIGMP Snooping Status : DisabledMulticast Filtering Status: DisabledHost Port Age-Out Time : 260 sec Router Port Age-Out Time : 125 secReport Forward Interval : 5 secVLAN ID Group MAC Address Group Members------- ----------------- ---------------------------------------------------------------------------------- -----------------------------------[N]ext Page Set [H]ost Port Aged Time Show [V]LAN Filter Table[P]revious Page Set [R]outer Port Aged Time Show Router Port [T]ableSet I[G]MP Snooping Status Set Report [I]nterval Set Static [M]ember PortSet M[u]lticast Filtering Set [L]eave Mode [Q]uit to previous menuCommand>Enter the character in square brackets to select optionFig. 4-56 IGMP Snooping ConfigurationScreen DescriptionIGMP Snooping Status Displays the IGMP Snooping function status.Enabled IGMP Snooping is enabled.Disabled IGMP Snooping is disabled.(Factory default)Multicast Filtering Status Displays the Multicast filtering function status.Enabled The Multicast filtering function is enabled.Disabled The Multicast filtering function is disabled.(Factory default)Host Port Age-Out Time Displays the time until the host port is automatically opened after a mul-ticast leaves the group. The factory default setting is 260 seconds.Router Port Age-OutTimerDisplays the time until the router port is automatically opened.The factory default setting is 125 seconds.Report Forward Interval Displays the Proxy Report waiting time.The factory default setting is 5 seconds.VLAN ID Displays the VLAN ID of the multicast group.Group MAC Address Displays the MAC address of the multicast group.Group Members Displays member ports of the multicast group.
