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    VoIP One-way Audio and Voice drops

    IT Discussion
    voip freepbx meraki sip
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    • scottalanmillerS
      scottalanmiller
      last edited by

      Yeah, that is almost certainly an issue with the Meraki and/or missing STUN settings. It is possible that under light load and no STUN, things "just worked" and only when things get heavy that STUN is needed. That's one option. Another is that the Meraki simply behaved badly under load.

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      • coliverC
        coliver
        last edited by

        Experiencing the same issues again this morning. I get some flapping from my SIP trunk provider but not on every call.

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        • DashrenderD
          Dashrender
          last edited by

          I hope @coliver doesn't mind me asking a few VOIP questions here considering his issues.

          @scottalanmiller mentioned STUN servers. In the case of Coliver where he only has internal phones, is the STUN server provided by his SIP provider? or does Coliver need to set one up himself?

          If Coliver wanted to have phones outside of the network, would Coliver have to set a STUN server up himself? Am I correct that is seems that a STUN server sorta acts like a reverse proxy for SIP?

          coliverC JaredBuschJ 2 Replies Last reply Reply Quote 0
          • coliverC
            coliver @Dashrender
            last edited by

            @Dashrender said:

            I hope @coliver doesn't mind me asking a few VOIP questions here considering his issues.

            @scottalanmiller mentioned STUN servers. In the case of Coliver where he only has internal phones, is the STUN server provided by his SIP provider? or does Coliver need to set one up himself?

            If Coliver wanted to have phones outside of the network, would Coliver have to set a STUN server up himself? Am I correct that is seems that a STUN server sorta acts like a reverse proxy for SIP?

            Nope, no problems I was wondering the same thing myself.

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            • coliverC
              coliver
              last edited by

              Just got a report that users who use our Network Extender are also having the same issues that our "landline" users do.

              The network extender, from my understanding, is basically a VoIP gateway. Which tells me I can rule out both the PBX and the SIP Trunk if a different version of VoIP is also having issues.

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              • JaredBuschJ
                JaredBusch @Dashrender
                last edited by

                @Dashrender said:

                I hope @coliver doesn't mind me asking a few VOIP questions here considering his issues.

                @scottalanmiller mentioned STUN servers. In the case of Coliver where he only has internal phones, is the STUN server provided by his SIP provider? or does Coliver need to set one up himself?

                There is no STUN server in this scenario. STUN is for devices to PBX, not SIP trunks.

                If Coliver wanted to have phones outside of the network, would Coliver have to set a STUN server up himself? Am I correct that is seems that a STUN server sorta acts like a reverse proxy for SIP?

                You are not required to setup a STUN server for outside phones, but it can smooth out problems when dealing with end users behind gear that may or may not play nice. For @Bundy I use a public STUN server simply because there are only 2-3 extensions that are not inside an OpenVPN tunnel in the first place.

                DashrenderD 1 Reply Last reply Reply Quote 0
                • DashrenderD
                  Dashrender @JaredBusch
                  last edited by

                  @JaredBusch said:

                  For @Bundy I use a public STUN server simply because there are only 2-3 extensions that are not inside an OpenVPN tunnel in the first place.

                  Public STUN server? can you give more details?

                  JaredBuschJ 1 Reply Last reply Reply Quote 0
                  • JaredBuschJ
                    JaredBusch @Dashrender
                    last edited by JaredBusch

                    @Dashrender said:

                    Public STUN server? can you give more details?

                    http://www.stunprotocol.org/

                    img

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                    • coliverC
                      coliver
                      last edited by

                      I setup a secondary trunk via Vitelity, attached it to the PBX and called in and out. This caused the same issues we were seeing previously. I then attached that trunk to my handset locally, bypassing the PBX, this also caused the same issue we have been seeing.

                      I've ruled out the PBX and SIP Trunk... all that remains is our firewall/router and our internet connection.

                      1 Reply Last reply Reply Quote 1
                      • scottalanmillerS
                        scottalanmiller
                        last edited by

                        Realistically, the Internet connection cannot do this. That means it is the router. Which we pretty much knew all along as this is the exact behaviour of a router having issues.

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                        • coliverC
                          coliver
                          last edited by

                          So now is the question. Do I fight with Meraki support (which has been fairly good in the past) or do I just replace the hardware and get something overnight-ed.

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                          • scottalanmillerS
                            scottalanmiller
                            last edited by

                            Replacing the Meraki is a pretty big win even if that proved not to be the issue, somehow. Those things are the most costly devices ever and really don't provide any special value for that price that I've seen. They were going strong for a bit but really tanked and THEN Cisco stepped in and added the Cisco mess to the situation.

                            You could throw anything, more or less, in for a quick test to know if it is the Meraki or not.

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                            • coliverC
                              coliver
                              last edited by

                              I have an older Sonicwall device sitting on the shelf... but I replaced it for a reason, basic garbage to begin with.

                              scottalanmillerS JaredBuschJ 2 Replies Last reply Reply Quote 0
                              • scottalanmillerS
                                scottalanmiller @coliver
                                last edited by

                                @coliver said:

                                I have an older Sonicwall device sitting on the shelf... but I replaced it for a reason, basic garbage to begin with.

                                Yeah, and SonicWall is famous for not working with VoIP.

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                                • JaredBuschJ
                                  JaredBusch @coliver
                                  last edited by

                                  @scottalanmiller said:

                                  You could throw anything, more or less, in for a quick test to know if it is the Meraki or not.

                                  @coliver said:

                                  I have an older Sonicwall device sitting on the shelf... but I replaced it for a reason, basic garbage to begin with.

                                  This falls under the less part of more or less..

                                  coliverC 1 Reply Last reply Reply Quote 0
                                  • coliverC
                                    coliver @JaredBusch
                                    last edited by

                                    @JaredBusch said:

                                    @scottalanmiller said:

                                    You could throw anything, more or less, in for a quick test to know if it is the Meraki or not.

                                    @coliver said:

                                    I have an older Sonicwall device sitting on the shelf... but I replaced it for a reason, basic garbage to begin with.

                                    This falls under the less part of more or less..

                                    Haha, I see what you're saying.

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                                    • coliverC
                                      coliver
                                      last edited by

                                      Does anyone have experience with the ERPro-8 or any of the EdgeRouter line? I realize it doesn't have the security filtering or web filtering that the Meraki has, but it may be worth it to set that up separately.

                                      scottalanmillerS 1 Reply Last reply Reply Quote 0
                                      • JaredBuschJ
                                        JaredBusch
                                        last edited by

                                        I have not used any of the Pro line, but it is all the same OS as the Lite and PoE models.

                                        Why are you looking at the Pro? Do you need the ports?

                                        coliverC 1 Reply Last reply Reply Quote 0
                                        • coliverC
                                          coliver @JaredBusch
                                          last edited by coliver

                                          @JaredBusch said:

                                          I have not used any of the Pro line, but it is all the same OS as the Lite and PoE models.

                                          Why are you looking at the Pro? Do you need the ports?

                                          No, I am looking at it just as a for instance. Have you worked with the ERPoE one? or the Lite one, they look like they have the same hardware minus the additional PoE ports.

                                          JaredBuschJ 1 Reply Last reply Reply Quote 0
                                          • scottalanmillerS
                                            scottalanmiller @coliver
                                            last edited by

                                            @coliver said:

                                            Does anyone have experience with the ERPro-8 or any of the EdgeRouter line? I realize it doesn't have the security filtering or web filtering that the Meraki has, but it may be worth it to set that up separately.

                                            We use the ERL.

                                            1 Reply Last reply Reply Quote 0
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