VoIP

[Derek Atkins]

Hi,

I've answered the questions I can inline...

Bill Horne <bill at horne.net> writes:

> Thanks for reading this: I need your help.
> 
> I'm putting together a "party line" VoIP conference capability for my
> family members, and have some problems to solve.
> 
> Please provide any information you can on these items:
> 
> 1. Is there a "commercial" (e.g., Yahoo, AIM, MSN, etc) VoIP setup
> that can work
>     through NAT without alteration or added software? I'm the only
> techie in my clan,
>     so I want to avoid having additional software if possible, but all
> the nodes have
>     cable routers and that means NAT.

Yahoo chat works fine through NAT, but voice chat only works on Windows.
AFAIK the Linux client does not support Voice (or webcam).

> 2. If there's no "built in" solution, what added software, usable for
> both Linux and
>     Windows, is available?
> 
> 3. Can I make an H.323 gateway using my Linux box? What, if any,
> advantage do
>     I gain if I do?

Yes, there is (at least) openh323.org, but I do not know how to set it
up to work through a NAT.

> 4. Are there public gateways that we can use to solve the NAT problem?
> 
> Thanks in advance: as always, all opinions welcome.
> 
> Bill Horne
> 781 784-7287

-derek

-- 
       Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory
       Member, MIT Student Information Processing Board  (SIPB)
       URL: http://web.mit.edu/warlord/    PP-ASEL-IA     N1NWH
       warlord at MIT.EDU                        PGP key available