[VoiceOps] Grandstream VoIP phones

Carlos Alvarez carlos at televolve.com
Fri Aug 17 13:29:14 EDT 2012

On Fri, Aug 17, 2012 at 10:20 AM, Matt Yaklin <myaklin at g4.net> wrote:

> We just ran into a problem of some Cisco phones not handling odd
> quirks of a Sonicwall FW yet the Polycoms handled it like a champ.
> I forget the model.

We recommend these settings for Sonicwall, and they work with Cisco,
Grandstream, and others:


Carlos Alvarez
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