asterisk telephony

What is Skype? Skype is a network of instant voice communication tools. The home of the system offers the latest official download of Skype's internet phone, which features other functions such as video chat, voice conferencing, multiplayer chat, file transfer, text chat, and other features that are required for IM. Today's small series for you to talk about the installation process of Skype. How does Skype install? 1. Download the latest version of Skype Internet

, sim_state_puk_required, sim_state_network_locked, sim_ State_ready 12. publicstringgetsimoperator (): NBSP;MCC+MNC (Mobile Country code + mobile network Code) of the provider of the SIM. 5 or 6 decimal digits 13 . publicstring getsimoperatorname () : service Provider Name (SPN) public string getsimcountryiso () : iso Country code equivalent for The SIM provider ' s country code 15.publicstring getsimserialnumber () : serial number of the

This code is based on the MTK platform Android 5.1 as the analysis object, and Google native Aosp a little difference, please read the reader.This figure is mainly based on the Android source code to dial the phone process to draw, recorded the phone calls the main process:Reference Blog: http://blog.csdn.net/yihongyuelan/article/details/45098339Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced.Android5.1

/ldap)2. http://documents.polycom.com/documents/voice/unified-communications-software-ucs/5-0-1/administrator-guide/ Set-advanced-phone-features (configuring LDAP and other attributes)3.http://support.polycom.com/global/documents/support/setup_maintenance/products/voice/how_to_provision.pdf (Configuration Provisioning service)4.http://supportdocs.polycom.com/polycomservice/support/global/documents/support/setup_maintenance/products/ Voice/dg_soundstation_ip_conference_phones_with_cucm.pdf (Confi

/success (actual Sipprovider callback), the Fail/sucess interface of the transactionclient is called Public classTransactionclientextendsTransaction {Transactionclientlistener transaction_listener; Publictransactionclient (Sipprovider sip_provider, Message req, Transactionclientlistener listener) {Super(Sip_provider); Request=NewMessage (req); Init (Listener, Request.gettransactionid ()); //This.transaction_listener = listener;} //The actual Sipprovider callback Public voidOnreceivedmessage (Si

Android4.4 Telephony Process Analysis-loading the Contact list thumbnails The code in this article takes the MTK platform Android 4.4.2 as the analysis object, which is somewhat different from Google's native AOSP. Please be aware of it. ContactPhotoManager is used to load thumbnails of the Android contact list. java class. This is an abstract class that implements the ComponentCallbacks2 interface. It has a specific implementation class called Conta

Android4.4 Telephony process analysis-the loading process of the Contact list thumbnail, android4.4 The code in this article takes the MTK platform Android 4.4.2 as the analysis object, which is somewhat different from Google's native AOSP. Please be aware of it. ContactPhotoManager is used to load thumbnails of the Android contact list. java class. This is an abstract class that implements the ComponentCallbacks2 interface. It has a specific impleme

Wireless GSM telephony in the emulator The simulator supports external radio communication, and external radio communication provides wireless communication test capability on the Development workstation. The following process describes how to use external radio communication to implement data and voice communication in the simulator: 1. Connect A Wavecom wmod2b external GSM module to a COM port on the Development workstation by using the instructions

This code is based on the MTK platform Android 4.4 As the analysis object, and Google native Aosp a little difference, please read the reader.This article mainly introduces the SIM card data reading process, when the RF state is in the ready state, at this time uicccardapplication should be in the Appstate.appstate_ready state, we follow this signal down. Read the Android4.4 telephony process Analysis--sim the initialization of the radio and SIM card

In the previous article, I learned about the telephony class in Android.provider.This article learns the classes in the Android.telephony package, which are the APIs that Android provides to the upper call.A series of APIs for monitoring basic telephone information. such as network type, connection status. The tool class that operates the phone number.Altogether 25 classes. The following describes each:TelephonymanagerProcessing the

The asterisk core handles these items internally: PBX switching-The essence of communication, of course, is a private branch exchange switching system, connecting calltogether between varous users and automatic tasks. The switching core transparently connects callers arriving on various hardware and software interfaces. Application launcher-Launches applications which perform services for uses, such as voicemail, file playback, and directory listing.

Many people want to know whether it is possible to build an enterprise-class open source VoIP solution and whether it is good to do so. This paper gives some positive answers to this question. Building Enterprise Open source VoIP with asterisk Many people want to know if it is possible to build an enterprise Industry-Class Open source VoIP solution about 庋  鍪 owe 裼 diarrhea α4 Kite Ganzhin Liao called the support Fascine,  褹 The unique is that i

I began to study the VOIP/SIP agreement from 09, open source project also saw a few, the earliest Pjsip 05 began to push the time, began to pay attention to, also in their own winmobile project used. Later also saw Sipdroid,imsdroid (Doubango), Linphone,csipsimple (PJSIP).I think the best advantage of Linphone and Csipsimple,linphone is the full platform support, Android,ios,winphone,windows,linux,mac osx,web all support, but the quality is still under the heat, Changed his library, added the su

Working status diagram of CS callIn the analysis of telephony workflow, always contact the transition of various states, and different kinds of state is easy to confuse, overwhelmed, this article based on the memory of the work, according to the diagram, a brief analysis of the various states in the telephony.Several states in the telephony.Figure 1,drivercall State/call State/phone StateDrivercall StateThe Drivercall state is updated from the Ril int

With the popularization of VoIP technology, the security of VoIP voice communication has aroused more and more widespread concern in the industry. But where the security threats of VoIP originate, this should be the first step in the industry to systematically address VoIP security issues. In October of this year, VOIPSA (Voice over IP Security Alliance) VoIP Safety Alliance released a classification of VoIP security threats, a more detailed classification and description of the security threat

Asterisk 1 is an open-source telephony Application platform based on the GPLV2 protocol. To put it simply, this is a server-side program that handles dial-out, access, and custom processes for phones .A person uses phone A to call another person who uses phone B. In this scenario, there are two telephone terminals connected to the asterisk system, thus allocating

Continue here: (2). In this interface system will automatically detect the speaker, microphone, video and so on whether the normal use of (note: whether these are normal, you can point to "continue" into the next step). (3). Avatar Picture settings: Choose to add later is skip picture settings, choose to continue to be a camera to take pictures or local upload photos to set up your Skype network phone avatar. Select Continue: Unable to detect the camera,

Http://gnu-linux.org/xmpp-integration-with-asterisk.htmlXMPP stands for extensible Messaging and Presence Protocol, its a widely used communication Protocol. In this blog I'll use the OpenFire an opensource XMPP server.Asterisk is opensource telephony switching Exchange service for Linux. In this blog I am using the FreePBX Install on CentOS 6.5.In this blog I assume that user have already install OpenFire and ast