21
Enable Firewall
If this checkbox
;
is selected, the Security submenu will be displayed on the
Advanced Setup menu after reboot. If firewall is not necessary, this checkbox
;
should be de-selected to free up system resources for better performance.
Enable IGMP Multicast
Tick the checkbox
;
to enable IGMP multicast (proxy). IGMP (Internet Group
Membership Protocol) is a protocol used by IP hosts to report their multicast group
memberships to any immediately neighboring multicast routers.
Enable WAN Service
Tick the checkbox
;
to enable the WAN service.
Service Name
is user-defined.
STEP 6:
Upon completion, click
Next
. The following screen appears.
This screen allows for the configuration of the CT-5071T LAN interface IP address,
subnet mask and DHCP server. To auto-assign IP addresses, DNS server and
default gateway to LAN devices, select the
Enable DHCP server
radio box. You
must also enter the start and end IP address and DHCP leased time.
Select
Enable DHCP Server Relay
(if required), and enter the DHCP Server IP
Address. This allows the router to relay the DHCP packets to the remote DHCP
server. The remote DHCP server will provide the IP address.
NOTE:
The
Enable DHCP Server Relay
option
will not display if NAT is enabled.