Billion BiPAC 7800(N)X(L) User Manual page 116

MTU: Maximum Transmission Unit, the size of the largest datagram (excluding media-specific
headers) that IP will attempt to send through the interface.
IGMP Multicast Proxy: Check whether to enable this feature. IGMP (Internet Group Management
Protocol) Proxy intercepts the IGMP request from Clients and set up the multicast-forwarding table,
it takes over some of the router's job, simplifying the router's job and multicast communication.
MLD Multicast Proxy: check whether to enable this function. MLD (Multicast Listener Discovery
Protocol) Proxy intercepts the MLD request from Clients a set up the multicast-forwarding table. it
takes over some of the router's job, simplifying the router's job and multicast communication.
Support MLDv1 and MLDv2.
Click Next to continue to set the default gateway and DNS for IPv4 and IPv6.
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