[Freedombox-discuss] Quality of service (QOS) - Asterisk

[Bjarni Rúnar Einarsson]

On Tue, Sep 7, 2010 at 8:03 PM, Sam Hartman <hartmans at debian.org> wrote:

>    Peter> So it would be adventurous for the FreedomBox to be able to
>    Peter> use IPv6 with its peers too gain that reliability.
>
> I definitely think using IPv6 (often tunneled over v4) would be a great
> simplifying architectural assumption.  However I'm not aware of any
> practical difference between integrated services, differentiated
> services or the DSCP field between IPv4 and IPv6.  So, I'm unaware of
> why v6 provides QOS advantages.
>

Native IPv6 provides some nice QOS features - but as soon as you tunnel it
over IPv4 then I think it is safe to say they will no longer be effective:
all you've accomplished is to add tunneling overhead and latency, making
your VOIP experience that much worse.

-- 
Bjarni R. Einarsson

http://beanstalks-project.net/
http://bre.klaki.net/
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.alioth.debian.org/pipermail/freedombox-discuss/attachments/20100907/b9e8dee5/attachment.htm>