[CentOS] Shrew Soft VPN Client for CentOS 6
Les Mikesell
lesmikesell at gmail.com
Fri Feb 24 23:27:36 UTC 2012
On Fri, Feb 24, 2012 at 4:30 PM, David G. Miller <dave at davenjudy.org> wrote:
>>
>> I think I'd try tcpdump, or some other tool, and see what's happening.
>>
>>
> I ran tcpdump on my gateway's interface to the the 'net while running a ping on
> the client. I could see what I'm pretty sure were the ping returns (hard to
> tell since it's VPN traffic). I'll move the tcpdump to watching what goes from
> the gateway to the VPN client although the VPN traffic will then be mixed in
> with any other non-VPN traffic between the client and my gateway. I can cut
> back on this traffic but I can't stop it or filter it the way I cann at the
> gateway's exterior NIC.
Does the VPN create its own tun interface? If so tcpdump should be
able to see the decrypted packets entering and leaving there.
--
Les Mikesell
lesmikesell at gmail.com
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