[Serusers] Grandstream 286 and 486
Srbislav Cvetkovic
srbislav at city-net.com
Thu Oct 21 16:48:53 CEST 2004
I had the same problem. Which gateway are you using?
On Oct 21, 2004, at 10:40 AM, Razvan Nemesiu wrote:
>
> Hi..i have a problem with my grandstream phones..When I try to make a
> call to a PSTN gateway the call disconnects after 15-20 seconds.But
> when I make a call between two grandstreams or between an ata 186 and
> a grandstream it is ok.I used ngrep to capture packets and it seems to
> be something about how the ACK is transmited between the grandstream
> and the gateway.The ACK is ok in the other cases.What seems to be the
> problem ?.
>
>
> Thanks
>
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Srbo Cvetkovic | CityNet, Inc.
srbo at city-net.com | Pittsburgh, PA
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