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36 GigaX Centralized Network Management User’s Manual
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Figure 4.23. IGMP Snoop
7. VLAN function: enable or disable the VLAN function.
8. Unicast packet inter-VLAN leaky: to enable the packet to be forwarded to a
destination port (L2 table hit) at different VLAN.
9. ARP broadcast packet inter-VLAN leaky: to enable ARP frame to broadcast
to all switch ports.
10. IP multicast packet inter-VLAN leaky: to enable IP multicast packet to be
flooded to all the multicast address group member set ignore the VLAN
member set domain limitation.
11. 802.1Q VLAN tag aware: to enable tag-based VLAN function.
12. Ingress rule for acceptable frame types: to admit all frames or to admin only
VLAN-tagged frames.
13. Ingress rule for ingress filtering: to enable filter the frame received from a
port which port is not included in the classified VLAN group member.
4.7.6 IGMP Snooping
Enable the IGMP snooping will let the switch learn the multicast router port
and group address member ports into the multicast address table. The table
is combined with L2 MAC table, so the maximum entry is 8K. The valid port
member will auto aging out after about 5 minute idle. Figure 4.23 shows the
page.