Yearly Archives: 2009

Failed. No answer. SIP Error: 403 Not subscribed

Posted on December 3, 2009

I am using callcentric for my VOIP service. When I use Voicent to call, I got an error message: ‘Failed. No answer. SIP Error: 403 Not subscribed’. How do I resolve this Normally this issue is not related to your … Continue reading →

Posted in voip |

Start multiple SIP lines

Posted on December 3, 2009

I currently have licensed to use two lines but presenlty I am only able to use one line via SIP broadcasting. I have confirmed that the account is configured to make 4 calls but I am only able to use … Continue reading →

Posted in voip |

SIP Error: 415 Unsupported Media Type

Posted on November 30, 2009

This error means that none of the SIP codecs selected is supported by your VOIP service or PBX system. A codec is used to encode and decode audio streams. To correct this problem, open Voicent gateway, select Setup > Options … Continue reading →

Posted in Predictive Dialer, voip |