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    VOIP QOS

    Scheduled Pinned Locked Moved Traffic Shaping
    5 Posts 3 Posters 5.0k Views
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    • M
      miconib
      last edited by

      Ok I'm a bit new to Pfsense, however i really like the solution so far. I am a IT consultant and have setup some hosted PBX solutions for some of my customers, however i can never seem to get good call quality or good bandwidth control. Here is my setup

      HOSTED PBX in a DATA CENTER, which by the way works great it's kind of like ring center, but it basically a asterisk server.
      DSL MODEM in bridge mode
      PFSENSE Firewall on a dell machine
      5 IP Phones
      4 Computers

      My connection speed is 5MB down and 390KBS up.

      I have tried to setup traffic shaping for voip, however when i run a speed test on the upload test i get breaking voice sounds. Also i have a user in my office who likes to use I tunes and other bandwidth hogs. I have done some research and someone said to setup my voip Ques to point to the public ip address of my hosted pbx, however i seem to have no luck on this. So i was wondering if anyone has successfully got this to work. I am running 1.2.3 and it's a open sandbox so i can reset or reload the router at any time. If anyone has sugestions i will be more than happy to test.

      Thanks

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      • M
        miconib
        last edited by

        Anybody have any thoughts on this?

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        • H
          Hugh
          last edited by

          What VoIP rules have you put in?  Are you seeing your VoIP traffic match when looking at Status - Queues?

          Hugh

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          • M
            miconib
            last edited by

            I have tried every which way and still no luck. I have used the wizard, I have tried playing around with the limiter ect. Let me give you some more information on my setup since we are going to be moving in 2 weeks. Basically we are a computer repair shop, our new site is going to have 16MB's Down and 1.5 MB's up. There are only 4 of us at a time on the phone the rest of the time it's things like, downloading service packs, sending emails, watching you tube, streaming news and I have one sales user who is just a bandwidth hog. So, before i give up and just get a separate DSL just for phones. I figured i would give this one last chance.

            Our Hosted PBX in a Datacenter "10.2.10.2.0"  SIP Traffic Only

            Internet

            Modem

            Pfsense Computer "WAN Port"  Box is a p4 1GB RAM  <–-- Cable from modem

            Pfsense Computer "Lan Port" ------> Cable going to Dell Switch

            Basic 10/100/1000 Dell 16 Port Switch

            Cisco 7970 IP Phone's "Using ports 5000-6000

            Desktops,Notebooks, Printers

            Now I am a total green back here when it comes to QOS or traffic shaping, however. Based on my tests, I have ran the wizard and setup everything to the best of my knowledge. To test this i would start a phone call and then go to speakeasy.net and start a speed test. "Trying to simulate a tons of traffic on the network" sure enough download doesn't really effect voice quality, as soon as the upload starts that's it the voice breaks up ect, also i have started a continues ping on my computer to a public ip and every time I run this test the delay in ms goes way up like 300ms and once in a while it will drop a packet.

            There has to be a way to cleanup the internet, so that we can be downloading, uploading and talking on the phone without quality dropping. If i come into work and a user is uploading a file to a ftp site and the phone rings isn't there a way to allow the voice packet higher priority and slow down the ftp upload without dropping packets.

            Just remember when you reply I'm more of a Active Directory, Exchange, Administrator not a network guy, however i'm trying to learn as much as i can here.

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            • D
              danswartz
              last edited by

              Just noticed this relatively old thread - is the OP still affected/interested?

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