voip

问题 How can I programatically illuminate Cisco IP Phones Visual message waiting indicator (VMWI or MWI) ? For sipwiz Answer: IP Adress 10.1.1.2 => is local IP in which I will send SIP Notify Message IP Address 10.1.1.9 => is IP Address of Cisco Phone that I will send SIP Message The Cisco Phone that I send SIP Message does "care" my messages, and I got exception while i try to get response messge from Cisco Phone :"An existing connection was forcibly closed by the remote host". Actully it does

问题 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

问题 I'm using the SpeakerBox app as a basis for my VOIP app. I have managed to get everything working, but I can't seem to get rid of the "short-circuiting" of the audio from the mic to the speaker of the device. In other words, when I make a call, I can hear myself in the speaker as well as the other person's voice. How can I change this? AVAudioSession setup: AVAudioSession *sessionInstance = [AVAudioSession sharedInstance]; NSError *error = nil; [sessionInstance setCategory

问题 I'm implementing SIP protocol and I'm stuck while parsing SIP message. I'm using the oSIP library. My code is like that: #include <stdio.h> #include <stdlib.h> #include <osip2/osip.h> #include <osipparser2/osip_parser.h> #include <string.h> void main() { int i,error; osip_message_t *message; char text[]="INVITE sip:jarsku@feanor.pc.lut.fi SIP/2.0\nCall-ID: 123456789@aradan\nVia: SIP/2.0/UDP 157.24.25.137:5060\nFrom: Arto <sip:athamala@feanor.pc.lut.fi>\nTo: Jari <sip:jarsku@feanor.pc.lut.fi>

问题 I try to compile PJSUA2 for Python. I could manage to compile the source with Visual Studio 2015 Community edition. My question is, how can I install the Python module now? The guide suggests to use make and make install. I tried to install also minwg, but it is not working as the project was compiled with VS. I have also tried to compile with minwg, but I never could succeed due to undefined requirements. Also official PJSUA guide recommend to use VS for Windows. Following settings have been

问题 I am planning on developing my specific voip app for android. Here's the scenario: when a phone call occurs I want to hear the person who's calling on my local pc speakers and I want to speak to him via my own pc microphone / headset. So I need to send the audio stream of both me and the person I am talking to via the wlan network. Something like this: ... onCallStateChanged(int state, String phoneNumber){ while(state == PhoneListener.CALL_STATE_OFFHOOK){ //while phone call is happening /

问题 It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, visit the help center. Closed 7 years ago . How can I create a chat-text/VOIP calls application using Android sdk? What are the available apis and sources? 回答1: It is part of the latest Android 2.3 release See http://developer.android.com/sdk/android-2.3

问题 I have an app that uses pushkit (voip push). Most of the time the pushes get through. But when there is a lot of traffic, the pushes don't get through to the app. I am in a state where I can somehow reproduce the error. I used the extended logging from here: https://developer.apple.com/library/ios/technotes/tn2265/_index.html And I found this to examine the logging: http://iosdevelopertips.com/core-services/debug-failed-push-messages-by-logging-apsd-process.html Still, I got two different

问题 We are facing an issue regarding callKit Framework by iOS. We have to implement following functionalities in app. One to One call (Working fine) . we can end and accept second call (Working fine) . we can hold and accept calls (max 2 calls). we can switch between calls. Hold/Unhold current call. Issue : The issues we are facing are : We are able to accept second call which have no audio when hold and accept. Switch call button from call kit is disabled. We have done following implementation

问题 I've been having issues with compiling pjsip for iOS 4.0. I am using the latest trunk version from SVN and keep getting a portaudio error. When using the piedmontwireless guide: http://www.piemontewireless.net/PJSip155_and_iPhoneSDK312 I get a missing separator error in my build.mak file, which would indicate a whitespace/tabbing error, but for the life of me I cannot find it. According to the pjsip mailing lists, you should be able to compile out of the box for iOS 4.0, but I get this error: