You must apply WAN Optimization for both TINA VPN tunnel endpoints separately. First, enable and configure WAN Optimization for the Barracuda CloudGen Firewall. Then configure WAN Optimization in the TINA VPN tunnel settings.
Configure WAN Optimization
- Go to CONFIGURATION > Configuration Tree > Box > Assigned Services > VPN-Service > WAN Optimization.
- Click Lock.
- Select yes from the Enable WAN Optimization dropdown.
You can also specify the following settings:
Setting Description Log Level
The log verbosity of this service. You can select a value from 1 (lowest) to 9 (highest).
Max. Number of Connections
The maximum number of concurrent connections that can be handled.
Max. Number of Partners
The maximum number of concurrent VPN transports using WAN Optimization. Default: 128
Used Memory (MB)
(Advanced View)The amount of RAM reserved for the WAN Optimization dictionary.
Used Disk (MB)
(Advanced View)The amount of hard disk space allocated by the WAN Optimization dictionary.
- Click Send Changes and Activate.
- Repeat steps 1 to 6 for the remote VPN service.
Configure the TINA VPN Tunnel Settings
- Create a new TINA VPN tunnel or edit the settings of an existing tunnel.
- In the tunnel configuration window, click the Advanced tab.
Specify the following WAN Optimization settings:
Setting Description WAN Opt Policy From this list, select default. WANOpt Transport Specifies if WAN Optimization is enabled or disabled for this VPN transport .
- Click OK.
- Click Send Changes and Activate.
- Repeat steps 1 to 6 for the remote VPN partner service.
Viewing the WAN Optimization Compression Rate
To view the compression rate achieved by WAN Optimization, enter the following at the command line:
ktinactrl wanopt stat
For more information, see ktinactrl.