voip

Closed. This question is off-topic . It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 7 years ago . I have a new project on hand on which is quite complex as i am not aware of its domain. My requirement is this, We have list of telephone numbers and from this list i need to check which telephone number is active/real. How would you program a telephony or IVR system to automatically dial phone numbers on this list and automatically detect if it is a valid phone number or not? I would like to use C# to program

I have two application, that uses pjsua. But I can not run both at the same time on a single android device. After running second application it crashes with exception: java.lang.Exception: Title: pjsua_transport_create(type, &tcfg, &tid) 06-26 14:49:56.355 Code: 120098 06-26 14:49:56.355 Description: Address already in use 06-26 14:49:56.355 Location: ../src/pjsua2/endpoint.cpp:1519 06-26 14:49:56.355 14:49:56.361 pjsua_core.c PJSUA state changed: INIT --> STARTING 06-26 14:49:56.355 14:49:56.362 sip_endpoint.c .Module "mod-unsolicited-mwi" registered 06-26 14:49:56.360 28512-28512/com

Problems: I am using AsteriskNow which running asterisk 2.0 server in VirtualBox. And i want to connect Asterisk with MySQL databases using ODBC modules. But it fails. When i started with asterisk*CLI> odbc show The command prompt shows that "No such command ODBC SHOW" My Objectives: configure ODBC in asterisk to access MySQL from Asterisk's dialplan directly and dynamically. What i did: I installed my AsteriskNow in VirtualBox. The version of asterisk is 2.0, the CentOS version 5.8 final. I firstly installed related Linux RPMs by yum -y install unixODBC-devel yum -y install libdbi-dbd-mysql

I have my CMS built in the php, now I want to integrate Voip call on when admin click on the any user's phone number, but I didn't find any solution to get it done. All I have a SIP details of admin and the second user. I did tried the example shown in below link but not working: https://level7systems.co.uk/en/click_to_call_with_php_sip/ it always returning No final response in fr_timer seconds After a lot of research I have found that SIPML is the solution of my problem, it gives pre-build library to make sip call, below is the demo URL : https://www.doubango.org/sipml5/call.htm?svn=250 First

It is very interesting that I can actually make a mVoIP service from the scratch. I finally could make a call using OpenSIPs source through SIP protocol. I used external STUN server that helps me to find users' private IP address behind NAT firewalls. However, the free external STUN server cannot find user's IP address to make a call when a smartphone is on 3G or 4G network. As a programmer, I won't give up to make a mVoIP service. However, I need a help at this time from you guys. Is there a good way to solve this problem? Thank you. There can be two problems here: -you can't find the correct

I am trying to develop an VOIP application for blackberry,after a long surf i came to know about mjsip api.But i have a doubt that is it possible to use this api with blackberry development to create VOIP application.Please anyone knows the answer help me. Thanks, it's a nice project you found there! There is an J2ME version MjSipME , and the only thing I can say now for sure is that it compiles with Blackberry without any errors. UPDATE You right, there are missunderstanding with packages/folders structure. Steps to compile: download mjsip2me_1.6.zip create blackberry project (I've used