Multiple VPN Connections?

[Iztok Umek]

>> Can you recommend good sources for further research on these or other
>> questions?

Also look at the Linux based IPSec solutions if you are into building it 
yourself.

http://www.freeswan.org/

or

http://www.openswan.org/

or

http://www.strongswan.org/

All of them should work with CheckPoint VPN-1 and Cisco VPN gateways so you 
would cover probably 90% or more of the VPN market with it.

Enjoy!

Disclaimer: Strong CheckPoint user/admin/engineer but not working for any 
mentioned companies or their resellers.