Using A Static Ip With A Dsl/Cable Modem - Draytek Vigor 2200VG User Manual

Username/Password: Enter the username and password supplied by
your ISP
Scheduler (1-15): Enter the index of schedule profile to control the
Internet access by time plan.
PPP/MP Setup
PPP Authentication: Select PAP or CHAP for widest compatibility.
Always On: Check to force the Internet access is always online, and you
will see the Idle Timeout field will be blocked for input.
Idle Timeout: Idle timeout means the router will disconnect after being
idle for a preset amount of time. The default is 180 seconds. If you set
the time to 0, the PPP session will not terminate itself.
IP Address Assignment Method (IPCP)
Fixed IP: Check No (Dynamic IP) unless your ISP has provided you
with a static IP address.
Fixed IP Address: If your ISP has provided you with a static IP address
enter it here.
Click OK.

3.2.2 Using a Static IP with a DSL/Cable Modem

You can receive a fixed public IP address or a public subnet (i.e. Multiple
public IP addresses) from your DSL or Cable ISP.
(Network Address Translation) function, you just need to assign a fixed
public IP address to assign to the WAN interface of your router. Your
router will let your every PC share the broadband access as NAT transform
Internet Access Setup
3-4
Because of NAT