ZyXEL VSG1432-B101 User Guide - Page 202
The IGMP General Screen
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Chapter 14 IGMP 14.2 The IGMP General Screen Use the IGMP General screen to configure general IGMP proxy and IGMP packet processing settings. Click Network Settings > IGMP Setting > General to open the following screen. Figure 81 Network Settings > IGMP Setting > General 202 The following table describes the fields in this screen. Table 56 Network Settings > IGMP Setting > General LABEL DESCRIPTION IGMP Proxy Enable this to have the ZyXEL Device reduce multicast traffic by issuing IGMP host messages to a multicast router or server on behalf of the multicast hosts connected to the IGMP proxy device. Query Interval Specify how many seconds since the last query the ZyXEL Device waits before it queries all directly connected networks to gather multicast group membership. Query Response Specify how many seconds the host allots for gathering membership Interval information from directly connected networks before it sends a report. Robustness Value This is the number of times the host sends a report to the ZyXEL Device when the ZyXEL Device queries for the host's status. IGMP Packet Process Select one or more of these fields to increase the IGMP network's security or control which types of IGMP packets the ZyXEL Device forwards. Ignore IGMP Select this to discard IGMP packets from IP addresses other than the packets not from LAN subnet. LAN subnet VSG1432-B101 Series User's Guide