Our company allows us to dial in from home using a vpn software client.
their vpn solution is apparently the standard ipsec solution from
using 'real' ip adresses, this works fine. (we're all using windows 2k or
I have however a linux firewall at home, and i'd prefer much to simply
plugin my laptop to my home lan, and connect to the vpn server this way.
However, because i need to do nat'ing on the linux firewall, this does not
However, the guys at work responsible for managing the vpn say that if i
were to use a windows xp machine instead of a linux, it would work.
and someone else told me that windows does indeed have some sort of
feature called upnp that would allow this.
Can anyone confirm that this is true, and how it works ? in my
understanding, the principal reason why nat'ing prevents ipsec to work is
that the source ip adress is changed in an ip packet, which causes ipsec
to think that someone could be trying to spoof ?
And being quite linux minded, i'm sure that if it would be possible using
windows xp, it sure as hell will be possible with linux.
All information is welcome .