[asterisk-users] Calls drop after 20 seconds

[Vieri]

--- On Mon, 4/19/10, Alejandro Recarey <alexrecarey at gmail.com> wrote:

> their calls drop after 20 seconds or so.
> All of my customers use Grandstream GXW4004
> telephony
> adapters.

Check out the "early dial" feature in the Grandstream products (if you enabled it) and play with the "pedantic" option.

You might want to take a look at this:
https://issues.asterisk.org/view.php?id=14652