Draytek Vigor2620 LTE Series User Manual page 79

RIP Protocol
Bridge Mode
MAC Address
After finishing all the settings here, please click OK to activate them.
Vigor2620 Series User's Guide
Path MTU to – Type the IP address as the specific

transmit path.
MTU size start from – Determine the starting point

value of the packet. Default setting is 1500.
 MTU reduce size by– It determines the decreasing size
of MTU value. For example, the number specified in
this field is "8". The maximum MTU size is "1500".
After clicking the "detect" button, the system will
calculate and get the suitable MTU value such as 1500,
1492, 1484 and etc., automatically.
Detect – Click it to detect a suitable MTU value

Accept – After clicking it, the detected value will be

displayed in the field of MTU.
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. Yet, the incoming packets with
VLAN tags will be discarded.
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.
Default MAC Address – Type in MAC address for the router.
You can use Default MAC Address or specify another MAC
address for your necessity.
Specify a MAC Address – Type in the MAC address for the
router manually.
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