Draytek Vigor2912 User Manual page 140

Tunnel Broker
Tunnel ID
Subnet Prefix
WAN Connection
Detection
After finished the above settings, click OK to save the settings.
Vigor2912 Series User's Guide
Type the address for the tunnel broker IP, FQDN or an
optional port number.
One user account may have several tunnels. And, each tunnel
shall have one specified tunnel ID (e.g., T115394).
Type the ID offered by Tunnel Broker.
Type the subnet prefix address obtained from service
provider.
The maximum length of the prefix you can set is 128
characters.
Such function allows you to verify whether network
connection is alive or not through Ping Detect.
Mode – Choose Always On or Ping Detect for the system to
execute for WAN detection.

Ping IP/Hostname – If you choose Ping Detect as
detection mode, you have to type IP address in this field
for pinging.

TTL (Time to Live) –If you choose Ping Detect as
detection mode, you have to type TTL value.
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