[AG-TECH] Using Access Grid with Ethernet Bridged OpenVPN

Many Ayromlou mayromlo at ryerson.ca
Tue Oct 31 09:27:28 CST 2006

Hi Doug,

Hmmmm, I probably should have mentioned this first....sorry. I am  
using Bridging through VPN.

On 31-Oct-06, at 7:02 AM, Doug Baggett wrote:

> How did you route multicast over the L2TP connection to the OS X  
> server? I
> did'nt think OS X server had that capability (Forwarding muilticast  
> through
> L2TP).
> -Doug
> On 10/30/06 4:56 PM, "Many Ayromlou" <mayromlo at ryerson.ca> wrote:
>> Hi Doug,
>> A while back I tried OpenVPN (mac client @ home behind NAT/Router---
>>> linux server on open network) and although other stuff worked, I
>> could not get AG going (I was not using bridged mode though.....I was
>> using the other mode.....don't remember right now).
>> I have since tried to run it with an L2TP type VPN (Mac notebook
>> running osx behind NAT/Router --> Mac OSX Server on open network) and
>> AG3 works quite well. I've been able to get somewhere near 14-16
>> videos smoking my 6Mb dsl link. I've also tried this from behind a
>> firewall at work (mac notebook behind a really strict firewall
>> blocking ports 1024+ UDP/TCP ---> same mac OSX server on open
>> network) and AG3 works fine.
>> So to answer your question OpenVPN did not work for me and I admit it
>> was not the same situation you're describing. L2TP worked fine behind
>> NAT and also behind a pretty strict firewall.
>> Many
>> On 30-Oct-06, at 1:35 PM, Doug Baggett wrote:
>>> Has anybody tried using Access Grid using bridged Ethernet and
>>> OpenVPN?
>>> (www.openvpn.net)
>>> OpenVPN supports TCP instead of UDP, and I have users behind
>>> Firewalls that
>>> restrict outbound UDP and I have a server that I could use as the
>>> endpoint
>>> that sits
>>> I know there would be a performance hit using TCP, but on a high
>>> performance
>>> network it would be interesting to know if anybody has given it a  
>>> try.
>>> -Doug B

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