On Tue, Jan 26, 2010 at 05:51:36PM +0200, Pasi Kärkkäinen wrote:
> On Wed, Dec 16, 2009 at 10:48:30AM +0200, Pasi Kärkkäinen wrote:
> > On Thu, Dec 10, 2009 at 02:15:01PM +0200, Pasi Kärkkäinen wrote:
> > > Hello,
> > > 
> > > I'm having some problems with OpenVPN (2.1rc20) on Windows Vista. 
> > > Yeah I know, vista is crap, but I had to play with it a bit.
> > > 
> > 
> > I upgraded to OpenVPN 2.1.1 and the problem still happens..
> > 
> 
> This problem seems to also happen on Windows 7, not just Windows Vista.
> 

Any ideas? Some workaround to try?

-- Pasi

> 
> > 
> > > I've seen a couple of different problems:
> > > 
> > > 1) I start the openvpn connection, and it works OK. Default gateway is
> > > through the openvpn connection. Then I suspend (hibernate) the laptop,
> > > and after a while when I resume from hibernation, openvpn re-connects the 
> > > vpn
> > > successfully (openvpn gui icon goes green), but sometimes the default 
> > > gateway 
> > > is wrong, making the connection non-functional.
> > > 
> > > OpenVPN related parts of "route print" when the openvpn connection works 
> > > properly:
> > > 
> > > IPv4 Route Table
> > > ===========================================================================
> > > Active Routes:
> > > Network Destination        Netmask          Gateway       Interface  
> > > Metric
> > >           0.0.0.0          0.0.0.0        10.0.0.5        10.0.0.6      5
> > >           10.0.0.1  255.255.255.255       10.0.0.5          10.0.0.6      
> > > 5
> > > 
> > > Default route points to the OpenVPN interface correctly and the 
> > > connections works OK.
> > > 
> > > Now, after hibernate+resume, _sometimes_ (not always) the routing table
> > > looks like this, and the connection doesn't work:
> > > 
> > > IPv4 Route Table
> > > ===========================================================================
> > > Active Routes:
> > > Network Destination        Netmask          Gateway       Interface  
> > > Metric
> > >           0.0.0.0          0.0.0.0        10.0.0.5               18      5
> > >           10.0.0.1  255.255.255.255       10.0.0.5               18      5
> > > 
> > > Which is a bit weird.. Interface is just a number? anyway, the next 
> > > variation 
> > > happens more often:
> > > 
> > > IPv4 Route Table
> > > ===========================================================================
> > > Active Routes:
> > > Network Destination        Netmask          Gateway       Interface  
> > > Metric
> > >           0.0.0.0          0.0.0.0        10.0.0.5  169.254.108.226      5
> > >           10.0.0.1  255.255.255.255       10.0.0.5  169.254.108.226      5
> > > 
> > > 
> > > So that looks like it fails to get an IP with DHCP. 
> > > "ipconfig /all" show this:
> > > 
> > > Ethernet adapter Local Area Connection 3:
> > > 
> > >    Connection-specific DNS Suffix  . :
> > >    Description . . . . . . . . . . . : TAP-Win32 Adapter V9
> > >    Physical Address. . . . . . . . . : 00-FF-82-51-06-E2
> > >    DHCP Enabled. . . . . . . . . . . : Yes
> > >    Autoconfiguration Enabled . . . . : Yes
> > >    Autoconfiguration IPv4 Address. . : 169.254.108.226(Preferred)
> > >    Subnet Mask . . . . . . . . . . . : 255.255.0.0
> > >    Default Gateway . . . . . . . . . : 10.0.0.5
> > >    NetBIOS over Tcpip. . . . . . . . : Enabled
> > > 
> > > So yeah.. it failed to obtain an IP with DHCP. 
> > > I saw some DHCP related fixes in the latest rc versions.. related 
> > > possibly?
> > >
> > 
> > So it was not this, since I have the same problems with version 2.1.1.
> > 
> > -- Pasi
> > 
> > > Weird that the OpenVPN gui icon is still green, when obviously the 
> > > openvpn 
> > > connection is broken.
> > > 
> > > 
> > > 2) OpenVPN and other nics/connections. I had to change the OpenVPN Windows
> > > TAP network adapter interface metric to 5 manually, to make it be the
> > > preferred connection always. Otherwise for example the WLAN took over
> > > the default gateway sometimes.
> > > 
> > > Is there some way to specify the interface metric in openvpn
> > > configuration? 
> > > 
> > > Thanks!
> > > 
> > > -- Pasi
> > > 
> > > 
> > 
> > 
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