Solution #00004873
Scope:
Applies to all Barracuda Spam & Virus Firewalls.
Answer:
If you edit an existing Windows RDP resource in the Barracuda SSL VPN, you will see an option called Span Monitors at the bottom of the Display section. This option will run the mstsc.exe client using the /span option, which will expand the RDP session to fit across multiple monitors.
Link to this page:
https://campus.barracuda.com/solution/50160000000IH6mAAG