Draytek VIGOR2925 SERIES User Manual page 397

4 . 1 1 . 1 1 . 1 G e n e r a l
4 . 1 1 . 1 1 . 1 G e n e r a l
Available settings are explained as follows:
Item
Group ID
Priority ID
Authentication Key
Management Interface
Update DDNS
S e t u p
S e t u p
Description
Type a value (1~255).
In LAN environment, multiple routers can be devided into
several groups. Each router must be specified with one
group ID. Different routers with the same ID value will be
categoried into the same group.
Only one of the routers in the same group will be selected
as the primary router.
Type a value (1~30).
Different routers must be configured with different IDs.
The router with the highest priority will be treated as
primary router. If multiple routers have the same priority,
the router with lower "IP" will be treated as primary. "IP" is
the IP address configured on LAN >> General Setup page,
in which LAN is determined by management interface.
Type a string as the authentication key (maximum 31
characters allowed).
It is used for encrypting the DARP to prevent malicious
attack.
Such interface is used for DARP (DrayTek Address
Redundancy Protocol) negotiation between routers. Only
the interface which is enabled in LAN>>General Setup is
available for selection.
However, LAN1 is always enabled.
Enable – Check the box to update the DDNS server for the
secondary device if required.
If the primary device fails, and the secondary device must
take over the job of data transmitting and receiving. Then
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Vigor2925 Series User's Guide