Tenda V1200 - Page 56

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Parameter
Description
Option 51 Request Leased
Time
It is used to specify the request leased of DHCP option 51.
Option 54 Request Server
Address
It is used to specify the request server address of DHCP option 54.
Step 8 Select the options as required based on the parameter description form below.
Parameter description
Parameter
Description
Enable NAT
It is used to enable the NAT.
Enable Fullcone NAT
Data transmitted by a computer in LAN through the UDP port A will be
forwarded to the UDP port B in WAN. And data received by the UDP port B in
WAN will be forwarded to the UDP port A of the corresponding computer in
LAN.
Enable Firewall
Check this option to enable the firewall of the modem router.
Enable IGMP Multicast Proxy
If it is enabled, the modem router can forward the multicast data to the users
in LAN. If you requires multicast applications, such as VOD or AOD, you can
enable this option.