[Outages-discussion] Issues with VoIP over Verizon FiOS

Jared Geiger jared at compuwizz.net
Wed Dec 9 21:51:31 EST 2015


Dovid,

Try placing DSCP values cs3 for SIP and ef for RTP on both ends. Verizon
recommends that in their own interop so maybe it'll put the packets in a
better queue.

~Jared

On Wed, Dec 9, 2015 at 12:33 PM, Dovid Bender <dovid at telecurve.com> wrote:

> Brian,
>
> I am only able to capture on my edge which is showing PL from the client.
> The client is hearing everything fine so it can be capacity or a bad policy.
>
>
> On Wed, Dec 9, 2015 at 3:24 PM, Brian Meade <bmeade90 at vt.edu> wrote:
>
>> Also the direction of the packet loss is important.
>>
>> On Wed, Dec 9, 2015 at 3:24 PM, Brian Meade <bmeade90 at vt.edu> wrote:
>>
>>> Packet captures at each hop to see exactly where the packet loss is
>>> occurring at least up to your edge.
>>>
>>> You may want to check your QoS configurations everywhere as the priority
>>> queue may only have enough bandwidth for 4 calls and the 5th goes over or
>>> gets marked down to a lower queue.
>>>
>>> Brian
>>>
>>> On Wed, Dec 9, 2015 at 3:13 PM, Dovid Bender <dovid at telecurve.com>
>>> wrote:
>>>
>>>> All,
>>>>
>>>> We have clients on Verizon Fios that are randomly having issues with
>>>> packet loss on some calls. When there is a problem there is only one device
>>>> that has the issue, meaning that we can have five people on the phone and
>>>> only one user has the packet loss. If it was just one office we could blame
>>>> the local network for the specific phone. If it was happening to all phones
>>>> for one or more FiOS customers then we could blame FiOS routing however the
>>>> issue seems to be one random phone in every office that has packet loss
>>>> (regardless if anyone else is on the phone or not).
>>>>
>>>> Any pointers?
>>>>
>>>> Regards,
>>>>
>>>> Dovid
>>>>
>>>> _______________________________________________
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>>>>
>>>>
>>>
>>
>
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