The issue i am facing is strange the issue is like.
when i am using my ip phone to dial a pstn mobile/landline number sometimes continiuosly it gives busy tone for 3 to 4 times and after that when i dial again the call get connected properly. I have checked the same from my cell number but still the problem is there the problem is occuring from last 6 to days.
the problem is from most of the ip phones
the details of my ios and call manager are as follows:
has anyone from this community faced any issue like this plz let me know.