Cuneyt,

How about only allowing one call per line registration as a workaround?

Mike

On Fri, 2009-02-20 at 04:15 +0800, Cuneyt M wrote:
> Hi again,
> 
> I wrote in an earlier email with great length the issue i am experiencing.
> 
> I will keep it short and simple with the hope that i can get some 
> pointers from the sipx mailiinglist members;
> 
> We have Polycom 330 phones connected to SipX 3.10.3  (recently upgraded 
> from 3.8 centos iso based system with yum / stable) and the gateway is 
> Mediant 1000
> 
> I have tried number of Bootroms and Firmware (4.1.2 rom to 3.1.1 
> firmware and below), literally all combinations but i still kept getting 
> random freeze/hang on the phones.
> Which then i switched back to the bootrom and firmware that i know 
> worked in sipx 3.8 times (rom 4.0 and firmware 2.2.2) and phones stop 
> hanging.
> 
> However, i am facing with a bigger problem. When user A is on an active 
> call with outsider B, and a new call comes in to A, user A will be muted 
> although outsider B can hear user A. Since only one side can hear, they 
> have no option but to hangoff the phone.
> 
> I have checked Call Waiting settings on the Mediant (we have two ISDN-30 
> lines) and everything seems normal. The Mediant vendor claims the issue 
> should be on the Polycom 330 phone side - however i can't locate any 
> setting on the SipX configuration side that might relate to this.
> 
> Would appreciate if anyone can shed some light on this mystery, which 
> definitely alienates the users with the new system.
> 
> Thank you all in advance.
> Kind Regards.
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