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Can you hear me now?

Posted: Wed Apr 08, 2020 6:00 am
by ffoil
Hi,

I have had Ooma for a few years and use it as a replacement for a "home phone". It gets sporadic usage and calls have always been short duration.

I'm now using it to work from home and speaking on long conference calls. I can hear everyone perfectly and don't miss a word or hear any static. However, people frequently report that my words are clipped and sometimes they miss 25% or more of what I'm saying. I've done tests with mobile phone and have heard the same thing.

Broadband: 220 Mb/s download / 35 Mb/s upload
Google Wifi Router
I have tried Modem -> Router -> Ooma Telo (wired)
Also switched to Modem -> Ooma Telo (wired) -> Router (this is the config I'm currently using)

Any assistance would be greatly appreciated. I've had to switch to using my mobile phone as a result and feel guilty for convincing friends and family to switch to Ooma (gulp.)

Thanks,

Andy

Re: Can you hear me now?

Posted: Wed Apr 08, 2020 8:22 am
by murphy
Are you using a speakerphone? If so, that is your problem. Most do not support full duplex so before you talk you have to make some sounds to get it to switch from receive to transmit mode. You can verify that this is the problem by using a regular phone, which is full duplex, to see if it corrects the problem.

Re: Can you hear me now?

Posted: Wed Apr 08, 2020 8:39 am
by ffoil
Hi Murphy...thanks for the quick reply.

I'm using a Panasonic DECT 6.0 cordless handset. I've used a wired headset plugged into the handset and also just the handset itself, but the problem occurs with each. I have not used it as a speakerphone.

Re: Can you hear me now?

Posted: Wed Apr 08, 2020 9:06 am
by murphy
Run the html5 version of this test. It will download a companion program to your computer so it has something to talk to.

http://www.whichvoip.com/voip/speed_test/ppspeed.html

All of the result icons should be green.

In my case up to 17% of my upstream packets (me talking) were being lost or discarded by the modem.
A new modem solved the problem.

Re: Can you hear me now?

Posted: Sat Apr 11, 2020 9:02 am
by ffoil
Thanks for the test. I ended up using it a few times on Thursday, Friday, and Saturday. Here are the results from Thursday from early morning to early evening.

Is my ISP hosed with everyone working from home? Any suggestions on how to improve the situation. My Ooma has become unusable during business hours.

Thursday @ 7:20 AM EST:
- Everything Green

Thursday @ 9:40 AM EST:
- Yellow: Jitter = 14.6ms
- Yellow: MOS = 3.8
- Red: Consistency of Service = 49.9%
- Everything else Green

Thursday @ 10:40 AM EST:
- Red: Jitter = 54.1ms
- Red: Packet Loss = 5.2%
- Red: MOS = 1
- Red: Consistency of Service = 50%
- Everything else Green

Thursday @ 7:00 PM EST:
- Yellow: Jitter = 8.7ms
- Everything else Green

Re: Can you hear me now?

Posted: Sat Apr 11, 2020 11:09 am
by murphy
Jitter is supposed to be 5 ms or less.
Do you own or rent your modem?
If you are renting you can request a new one to see if that fixes the problem.
If you own the modem there is no way to do the test without buying a new modem.