* Ability to disable encryption on Site-to-Site VPN.
* For DNS based health checks public DNS servers can be included as health check targets.
* Mobile Internet connection can stay disconnected when in standby mode.

Several bug fixes are included too.
Note that all Peplink devices should be running the same firmware version (5.1.2) to participate in the same Site-to-Site VPN network. 

Contact NSS Sales department for more information.