The problem is scheduling the upstream traffic, i.e. intermingling outbound voice and data properly.
Read the Linux QoS FAQ for details. -Philip Chris Abnett wrote: > Why not just multi-home and VLAN off the traffic? > > Eth-0 my internet Connection(public IP) > Eth-1 192.168.1.0/24 VLAN 1 (untagged to switch port 51) > Eth-2 192.168.10.0/24 VLAN 10 (untagged to switch port 52) > > IP phone on Desk, PC plugged into IP phone. Plugged into port 2 of an L2 > managed switch > > Port 2 on managed switch, untagged VLAN 1, Tagged on VLAN 10. > > DHCP server running on my webserver provides first Line DHCP to the phone.. > phone sees VLAN info in packet, releases, tags and discovers again this time > hitting the DHCP server running on VLAN 10 which is my astlinux box... > > This way you have your data and your voice traffic separated going into your > astlinux box so you can work with it a lot better than if it all comes in at > once... > -Christopher > > -----Original Message----- > From: Philip Prindeville [mailto:[EMAIL PROTECTED] > Sent: Thursday, September 25, 2008 2:34 AM > To: AstLinux Users Mailing List > Subject: Re: [Astlinux-users] QoS setting for network voice traffic > > If your Astlinux box is your firewall and PBX, as it is for me, and you > run a web-server behind it, then you still end up with this problem of > having to traffic shape to avoid jitter and loss. Doesn't matter if the > traffic originates on the firewall or downstream of it. > > -Philip > > > Darrick Hartman wrote: > >> The HTB shaper included in astshape does an OK job in many cases. >> >> There really shouldn't be anything served directly from the astlinux box >> that would have an affect on the voice quality. Those are very low >> traffic pages. >> >> Darrick >> >> Philip Prindeville wrote: >> >> >>> Yeah, it's been on my todo list for about a year now. Sigh. >>> >>> I wish I could find someone else to fix some of the issues with >>> upgrading gcc, uClibc, etc. so I could stare at some of the less mundane >>> stuff... Or else get paid full-time to do this. :-) >>> >>> -Philip >>> >>> >>> David Kerr wrote: >>> >>> >>>> I'm not sure how to achieve the following. I have an ALIX 2C3 sitting >>>> as my gateway to cable modem over which I run VoIP (latest astlinux >>>> 0.6) and also connect all the other computers in my house to the >>>> internet. When there is heavy internet use on the other computers, or >>>> when I am accessing the astlinux http/https server from outside the >>>> house (I know, not a secure thing to have enabled), voice quality >>>> degrades with stuttering I use ulaw so fairly high bandwidth audio. >>>> The stuttering is clearly associated with other internet traffic >>>> slowing down the RTP audio packets. >>>> >>>> So, is there a way to set Quality of Service that would prioritize all >>>> audio from asterisk over and above all other internet traffic, >>>> including http/https pages served from the ALIX 2C3 box itself to the >>>> internet? >>>> >>>> Thanks. >>>> David. >>>> >>>> ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ Astlinux-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/astlinux-users Donations to support AstLinux are graciously accepted via PayPal to [EMAIL PROTECTED]
