Draytek Vigor 3220 SERIES User Manual page 78

MTU
RIP Protocol
Bridge Mode
WAN IP Network Settings
66
mode, you also can enable this setting to use current WAN
gateway IP address for pinging. With the IP address(es)
pinging, Vigor router can check if the WAN connection is
on or off.

TTL (Time to Live) – Set TTL value of PING operation.

Ping Interval – Type the interval for the system to
execute the PING operation.

Ping Retry – Type the number of times that the system is
allowed to execute the PING operation before WAN
disconnection is judged.
It means Max Transmit Unit for packet.
Routing Information Protocol is abbreviated as RIP （RFC1058）
specifying how routers exchange routing tables information.
Click Enable RIP for activating this function.
Enable Bridge Mode - If the function is enabled, the router
will work as a bridge modem.
Enable Firewall – It is available when Bridge Mode is
enabled. When both Bridge Mode and Firewall check boxes
are enabled, the settings configured (user profiles) under
User Management will be ignored. And all of the filter rules
defined and enabled in Firewall menu will be activated.
Bridge Subnet – Make a bridge between the selected LAN
subnet and such WAN interface.
This group allows you to obtain an IP address automatically
and allows you type in IP address manually.
WAN IP Alias - If you have multiple public IP addresses and
would like to utilize them on the WAN interface, please use
WAN IP Alias. You can set up to 32 public IP addresses other
than the current one you are using. Notice that this setting is
available for WAN1 only. Type the additional WAN IP address
and check the Enable box. Then click OK to exit the dialog.
Obtain an IP address automatically – Click this button to
obtain the IP address automatically.

Router Name – Type in the router name provided
by ISP.

Domain Name – Type in the domain name that you
have assigned.
DHCP Client Identifier for some ISP -
Vigor2832 Series User's Guide