Windows to Linux - ping-bug?

[Guus Sliepen]

On Sun, Apr 29, 2007 at 03:52:41PM +0200, Florian Lagg wrote:

> I have encountered a bug using tincd with Microsoft Windows:
>  
> Below you'll find my Setup and my Logs.
> In short, i do the following:
> 1. office running tincd 1.0.7 and waiting for connections (no ConnectTo, but
> this does not resolve the issue)
> 2. the supporter starts up tincd 1.0.7 on windows (native)
> 3. ping from windows ("support") to the office: 
> Here the error occours: the supporter get's ping timeouts
>  
> possible Workaround:
> If i start an ping from Linux (office) to the Windows-host (support) the
> ping in the other direction (ad 3.) starts working. If there is more then
> one node the Windows-host connects to there must be an initial ping from
> every node!

This is probably caused by NAT. You'd either have to enable explicit
port forwarding of UDP port 655, or use the TCPOnly option to make all
VPN traffic go via TCP.

-- 
Met vriendelijke groet / with kind regards,
     Guus Sliepen <guus at tinc-vpn.org>
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