Along those lines, you could even try something like Ventrilo.  It is very
simple to set up.  The server component will run on Mac, Windows, Linux,
Solaris and FreeBSD.  The client software is Mac and Windows only.

Chris



On Mon, Jan 31, 2011 at 12:30 PM, Andrew Farnsworth <farn...@gmail.com>wrote:

> Steven,
>   I didn't think you knew anything about VOIP...
>
> <Ducks and runs away laughing>
>
> Seriously though, listen to Steven, he is talking truth.  On thing not
> mentioned though is any kind of system used to chat while gaming.  Many
> games have this built in now but you can also get things for free like "Game
> Voice" from Microsoft.
> http://download.cnet.com/Game-Voice-Share/3000-18541_4-10266187.html
>
> It will allow multiple people to connect and chat at the same time, but it
> doesn't do encryption (as far as I know).  You could do this via vpn but you
> would hit the same issues mentioned by Steven.
>
> The other advantage of something like GameVoice is the small overhead
> involved in getting it up and running.
>
> Andy
>
> On Mon, Jan 31, 2011 at 8:22 AM, Steven S. Critchfield <cri...@basesys.com
> > wrote:
>
>> ----- Original Message -----
>> > Yes I realize the more people that are listening or watching.
>> > This is why I was looking for a VPN program.
>>
>> Something you need to consider, VoIP uses UDP because it is better to have
>> a drop out during live voice calls than to introduce further latency
>> waiting
>> for a retransmission to make it to you.
>>
>> VPN uses TCP because it is a layer that does not know what it is
>> transporting
>> and therefore needs to make sure all the bits make it from one side to the
>> other.
>>
>> So UDP within TCP doesn't help you on the quality front. In fact, it is
>> likely
>> going to make things worse as you will introduce jitter. Jitter is the
>> term
>> used for the differing times it takes for packets to arrive. Higher jitter
>> means the phone has to add delay to the fast packets to keep a smooth flow
>> for
>> the slow packets. If in the VPN world, you have a retransmission to get
>> the
>> VPN packet through that happens to contain a VoIP UDP packet, you
>> introduced
>> jitter that wouldn't have been there without it.
>>
>> I know there was discussion of doing encryption within the VoIP stream, as
>> then you could eliminate the overhead of VPN and the increased config
>> overhead.
>> The trouble with the VoIP encryption that I remember was how do you
>> encrypt
>> each packet going out such that the loss of a packet doesn't cause the
>> decryption to fail.
>>
>> You may want to look at this article for more info about encypted VoIP.
>> http://www.voip-info.org/wiki/view/Asterisk+encryption
>> --
>> Steven Critchfield cri...@basesys.com
>>
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