Draytek 2910 User Manual
Page 226
Vigor2910 Series User’s Guide
220
Detect VPN connection periodically (by setting value for “second”). If VPN server for
Member 1 has completed the network connection, current VPN Tunnel backup
connection will be off-line.
Request Background: Some of users think it is not really environment recovery
detection to borrow VPN tunnels from branches for connecting with the headquarters.
The system should connect to headquarters automatically and that is called ERD.
To set ERD AutoDrop mode
¾
To check current status of AutoDrop
> vpn Trunk backup ERD VpnBackup AutoDrop
¾
To set AutoDrop
> vpn Trunk backup ERD VpnBackup AutoDrop 3600
¾
Why use
transmitting. To solve the problem, you can set value for second to specify
valid time for sending data out.
¾
When set value for
Member1 will try to connect with VPN server of Member1 for every six
seconds. Once the connection is successful, current transmitting data (mail,
video conference, or other) will be dropped immediately.
¾
When set value for
try to connect with VPN server within certain time. Once the connection is
successful, current transmitting data (mail, video conference, or other) will be
dropped immediately. For example, if you type “3600” as the value for
backup VPN tunnel. If you set “30” as the value for
regarded as “0”.