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James Yonan wrote:
> Earlier you mentioned that "In wireless use, we find that Windows will
> dump SOME of the routes created by OpenVPN when the radio changes APs".
>
> When this occurs, does it trigger a reconnection by the OpenVPN clients
> to the server?  If so, you can ensure that client-side routes are reset
> as part of the reconnection by NOT using the "persist-tun" directive in
> the client config file.

By itself, no, the event does not trigger a reconnection.  After the
ping timeout (30 seconds) it tries to reconnect, and fails.  I suppose
to make things near-seamless the client would need to know which route(s)
is/are critical, and check them regularly or when any ping fails?  Man
this is frustrating.

I'll test running without persist-tun.  Other than it re-running the 'up'
script, are there any gotchas?

If anyone wants to demonstrate the disappearing-route issue, here's the
easiest way:  On a Windows NT 5.1/'XP' computer, connect to a network
with a cable.  Create a route (by hand or via OpenVPN) whose gateway is
on the LAN.  Unplug the network cable for about ten seconds, then plug
it back in.  The route will be gone.  A wireless hiccup need not last
ten seconds to cause the same issue.  I can understand why the current
Windows behavior is generally desireable but it really fouls things up
if you are depending on one of those routes.

Daniel Johnson
progman2...@usa.net
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