No specific info about version 5.5. Please visit the main page of SonicWALL SSL-VPN NetExtender on Software Informer.
it's ok
Access blocked websites using proxy servers around the globe.
TheGreenBow IPSec VPN Client software is an on demand providing remote access.
The program uses the built-in L2TP/IPSec VPN facility to achieve this result.
It is designed for the connection of laptop and home-based workstations.
Client-based anti-spam and anti-phishing that just works.
Supports P2P and compression feature, save your server/client network traffic.
it's ok