Re: Will v1.5 work with v1.3.2

James Duberg <duberg@xxxxxxx> said:

> I'm running openvpn 1.3.2 and shorewall 1.4 on two linux embedded 
> firewall/router boxes which connect two  small networks  located in two 
> different offices. I have static IP addresses in both locations, and I 
> use a shared static key. It has worked reliably for a year or more and I 
> hate to rock the boat, since I really don't remember everything I did to 
> get it working as well as it is.
> 
> However, I would now like to connect to one or the other network from 
> different remote locations where I will not have a static IP address. I 
> have a laptop running W2K which I would use for this purpose.
> 
> I understand that I must use openvpn 1.5 or greater on W2K. Does that 
> mean I must upgrade openvpn on the firewall boxes to 1.5 also, or should 
> 1.5 on the W2K laptop be able to connect to 1.3.2 on the firewalls.

Yes it should, though you will have to set the tun-mtu on 1.3.2 box explicitly
to 1500.  See the compatibility notes section on the home page, it talks about
getting different versions of OpenVPN to talk to each other.

James




-------------------------------------------------------
This SF.Net email sponsored by Black Hat Briefings & Training.
Attend Black Hat Briefings & Training, Las Vegas July 24-29 - 
digital self defense, top technical experts, no vendor pitches, 
unmatched networking opportunities. Visit www.blackhat.com