green wrote at 2010-01-06 11:18 -0600: > I am new to VPNs but it seems to be what I need for the following scenario: > > - Host A is a main system with public IP > - Host B is an extra system with a public IP > - Host C is a laptop often behind masquerading firewalls > - Host D,E,F... could be behind any sort of firewalls; no port forwarding > > - C should be able to connect to all systems, even if one of A or B go down. > - Minimal usage, like ssh and an occasional VNC. > - Possible occasional backups to A. > - Minimal configuration, especially on D,E,F. > - All systems run Debian (A,B,C) or Ubuntu (D,E,F). > - Room for more systems like B. > - Room for lots more systems like D. > > > I like the idea of a mesh topology VPN for providing alternate routes using > tunnels through either A or B, though the VPN will look more like a star > topology most of the time. The VPN should automatically detect a switch to a > private address and provide a tunnel as necessary.
Perhaps CloudVPN can provide this functionality, but it is not part of Debian. http://www.e-x-a.org/?view=cloudvpn I might have to go with openvpn instead and depend on a central server for the sake of simplicity. > Ideas/thoughts welcome; thanks.
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