On Fri, Oct 9, 2009 at 2:18 AM, John A. Sullivan III < [email protected]> wrote:
> On Thu, 2009-10-08 at 16:07 -0400, Michelle Dupuis wrote: > > More specifically....I'm looking for a Linux package to allow shaping, > > QoS, prioritization by port, etc. > <snip> > > > > > > Spinning off from another topic...what are people using for QoS / > > Shaping? > > > > I'm using Wondershaper script with OK results...but I'd like better. > > Ideas? > > _<snip> > I would imagine that tc, iproute2, and iptables are your friends. In > our case, we try to keep things as simple as possible in a fairly > complex environment. Thus, whenever we can, we try to set our DSCP/ToS > bits in a way that will be handled properly by the default Linux > queueing mechanism. > > I'm afraid I'm up to my eyeballs in a project right now but I have > posted some of our work in earlier posts on this mailing list. In the > case of Asterisk, we use b0 instead of b8 (expedited forwarding) for RTP > traffic because it works better with the default pfifo_fast packet > scheduler. We've also ensured the packet handling is consistent from > end to end as much as possible. Even though we are using the Internet > as a transport medium, we're very happy so far with the quality of the > calls. See the previous posts for more details. Hope this helps - John > -- > John A. Sullivan III > We were thinking on similar lines a while back and decide to implement Packet Prioritization. VoIP packets to have highest priority as compared to all other packets. I believe tc, iproute2, and iptables was to be used; thou I am not very sure. Due to lack of time, we could not do this, but its still on my ToDo list. hth, Sanjay
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