User`s manual

NVF-800S 4-Band VDSL IP DSLAM USER’S MANUAL Ver.A.3
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4.2.2-4-6. Filter Database
2-4-6-1. IGMP Snooping
The IP DSLAM support IP multicast, you can enable IGMP protocol on web management’s NVF-800S setting advanced
page, then display the IGMP snooping information in this page, you can view difference multicast group, VID and member
port in here, IP multicast addresses range from 224.0.0.0 through 239.255.255.255.
The Internet Group Management Protocol (IGMP) is an internal protocol of the Internet Protocol (IP) suite.
IP manages multicast traffic by using NVF-800S, routers, and hosts that support IGMP. Enabling IGMP allows the ports to
detect IGMP queries and report packets and manage IP multicast traffic through the NVF-800S.