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24-port NWay Ethernet Switch User’s Guide
Using the Console Interface
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must also define which 802.1Q VLANs (if present) can send
and receive IGMP and Multicast packets.
To access the IGMP Configuration screen, choose
Configure IGMP Filtering from the Configuration menu.
The follow screen appears:
Figure 6-23. IGMP Configuration screen
Items in the above window are defined as follows:
♦ IP Multicast Filtering Age-out Timer When this timer
expires and the switch has not observed (snooped) any
IGMP query packets asking whether any stations
belong to any Multicast groups, the switch itself will
send out queries and become the IGMP host on your
network.
♦ IP Multicast Filtering (IGMP Snooping) This
enables/disables the switch to intelligently forward
IGMP and Multicast packets instead of broadcasting
(flooding) them on all ports. This setting also enables