User's Manual

Chapter 3 WAN 39

3.3.1.4 NAT and IGMP Multicast

This screen is available only when you select IP over Ethernet in the WAN Service Configuration

screen.

Figure 21 W

AN Configuration: NAT and IGMP Multicast: IPoE

Table 19 WAN Configuration: NAT and IGMP Multicast: IPoE

LABEL DESCRIPTION

Enable NAT Select this check box to activate NAT on this connection.

Enable Fullcone

Select this check box to activate full cone NAT on this connection.

This field is available only when you select Enable NA

Enable IGMP

Multicast Pr

oxy

Select this check box to have the Router act as an IGMP proxy on this connection.

This allows the Router to get subscribing information and maintain a joined

member list for each multicast group. It can reduce multicast traffic significantly.

Enable IGMP

Multicast Sour

Select this check box to have the Router add routing table entries based on the

IGMP traffic.