Cisco VPN having DNS problems

[Terry Polzin]

On Fri July 23 2004 12:06 pm, joel schaubert wrote:
> We're trying to get the cisco VPN  4.0.4.B client to work with Fedora.
> After whiping the box clean and reinstalling a few times, I've verified
> that after a workstation install the VPN client works fine.
>
> Then after time it breaks.
> One method that seems to break it for sure is to upgrade the kernal from
> the install version of  2.6.5-1.358 to 2.6.6-1.435.2.1
> After this upgrade, the VPN will connect, and I can ping addresses, but DNS
> no longer works.
> It seems there are other things that can break the DNS while on VPN but I
> haven't been able to pin those down yet.
>
> 1) have others seen problems with DNS over cisco VPN with FC2?
> 2) Is this kind of posting suitable for this mailing list?
> (Been programming linux at work for a long time, but recently got so
> worried from security issues with my home OS that I've just started using
> fedora for the first time at home -- nice install by the way  ! )
>
> Joel Schaubert
>
> additional details
> A) after upgrading the kernal the vpn software has to be recompiled and
> reinstalled, this was expected
> B) the NIC card is PCMCIA so linux startup fails to start eth0 because
> PCMCIA hasn't been started yet, then delays init and suceeds later on. 
> This I think is normal, and does NOT cause any problems for non vpn access.
I have found that I cannot run vncviewer over a VPN session in 
FC2, didn't have anyh problems with FC1, even with 4.04B client.