Document directory
ABCs of VoIP
Keeping with Protocol
Private branch exchange
PBX hardware and software
Can you hear me now? Codec compatibility
Application in the real world
Workplace Integration
Best practices
Conclusions
Http://arstechnica.com/business/news/2010/01/a-quick-guide-to-voip-on-the-cheap-with-asterisk.ars/
With the advent of voice-over-IP (VoIP) technology, there has been a dramatic movement toward IP-only telecommunications, leaving the twisted pair of yesteryear i
Asterisk is a fully-software PBX system. It can run on Linux, BSD, Windows (simulated), and OS X. It provides all the features you want from the PBX, and is more than the PBX. Asterisk supports four types of VoIP protocols. By using relatively inexpensive hardware, it can interconnect with almost all standard-based telephone devices.
Asterisk provides a director
File: The asterisk. c file under the main directory
1,CodeFragment:
/* If the progname is rasterisk consider it a remote console */If (argv [0] (strstr (argv [0], "rasterisk "))! = NULL) {ast_set_flag ( ast_options, outputs | ast_opt_flag_remote);}... case 'r': ast_set_flag ( ast_options, outputs | ast_opt_flag_remote); break;
Note:
Running the rasterisk command on the terminal is equivalent to running as
AsteriskRussell BryantAsterisk1 is an open source telephony applications platform distributed under the GPLV2. In short, it's a server application for making, receiving, and performing custom processing of phone calls.The project was started by Mark Spencer in 1999. Mark had a company called Linux support Services and he needed a phone system to help operate his business. He did not has a lot of money to spend in buying one, so he just made his own. As the popularity of
http://www.mundoopensource.com.br/en_page_xmpp_asterisk_pratical_example/www.mundoopensource.com.br/xmpp-asterisk-integration-practical-example-part-2/In past few years integrate XMPP and Asterisk are one of my principal goals. The development of an realtime communication tool with open source software necessarily needs this, technologies and MA Ke It happens is one of my intents.Nine years ago, since I sta
Because Asterisk is too professional and complex, there are also a large number of derived from asterisk but simplified communication system, so that users easier to use. For example, in Europe and the United States more popular Elastix, Trixbox, or Simplified Chinese-based freeiris and so on.ASTERISK[1] is an open source software VoIP PBX system, which is a pure software implementation program running in L
First, what is the asterisk variable
Initially, the asterisk variable is used on the parameter pass of the function, in the example below, a single asterisk receives any number of non-critical parameters in this position, converts it to a tuple at the *b position of the function, and the double star represents the position to receive any number of keyword parame
In asterisk, there are three types of peer: Peer, user, and friend.Let's take a look at the three types of VoIP-info.
Peer: a sip entity to which asterisk sends CALS (a sip provider for example ). if you want a user (Extension) to have multiple phones, define an extension that CILS two sip peers. the peer authenticates at registration.User: a sip entity which places callthrough
Asterisk-java Tutorial (Chinese version)--fastagi protocolFastagi protocolThe Fastagi protocol enables our Java applications to interact with asterisk in the simplest way possible. The AGI script can handle any incoming or outgoing outbound calls through the manager API.This disadvantage has been resolved by Fastagi, Fastagi based on AGI through TCP/IP socket connection instead of standard input and standar
Required hardware and software environments and Connection Methods
Required hardware and software environmentsTwo E1 cards are used in this test, te110p and te210p, respectively. They are switched to the E1 mode according to the instructions on the card.Two machines, centos 4.x, and zaptel, libpri, and asterisk are installed.The installation process is described as follows:Rpm-Q kernel-source zlib-devel OpenSSL-develCheck that the software package h
http://blogs.digium.com/2012/11/14/how-to-install-asterisk-11-on-ubuntu-12-4-lts/Last week I put up a install guide for Asterisk one on CentOS 6. Asterisk latest LTS release of Asterisk with many great new features and long term support! To follow up in the previous tutorial, I ' ve put together a step by step guide fo
Asterisk is an open-source VoIP system running on Linux. Basically, all traditional PBX functions are provided.
Call features
ADSI on-screen menu system
Alarm Explorer
Append message
Authentication
Automatic attendant
Blacklists
Blind Transfer
Call detail records
Call forward on busy
Call forward on no answer
Call forward variable
Call monitoring
Call parking
Call queuing
Call recording
Call Retrieval
Tags: blog http os ar using file data on artOriginal: Asterisk real-time add SIP number--sqliteAsterisk real-time add SIP number--sqliteToday, I tried to use Asterisk's real-time mode to add a SIP account to SQLite without restartingAsterisk, no need to reload, you can successfully register a SIP account, the following is on my computerTest pass, the wrong place, also please correct, welcome Board bricks!1. Configuration:Modify Extconfig.conf#vim/etc/
Asterisk PBX has a set of custom configuration file formats. It reads and writes configuration files through a built-in configuration file parser (parser. After asterisk 1.2, the configuration file format has been improved, and the support for template configuration has been added. The template configuration greatly improves the flexibility and scalability of the configuration.
The configuration file is im
How do I get the extension numbers of all users stored in MYSQL in Asterisk and the extension numbers of all users stored in MYSQL in Asterisk? Recently, in this scenario, you need to obtain the extension numbers of all users stored in MYSQL in Asterisk in the call system, because the phone numbers obtained from other channels may be inaccurate. the specific appl
Asterisk provides a variety of debugging methods. After connecting the console, you can look at the various levels of verbose and debug output, as well as the protocol package tracing. Let's take a look at the different options in this section (the Asterisk console details refer to annex E).
Connection Console
Connect the Asterisk console, you can start the serve
[Asterisk installation and configuration] the following does not indicate that all operations are performed in the command line [preparations] install the dependent software and environment yum? Yupgrade (Update Software List and some software) yum? Yupdate (upgrade existing software) yuminstallkernel-devel (to install the kernel of devel, which is required for asterisk installation) yuminstallke
[Install a
Rect (, screen. width (), screen. height () pixbufGdk. pixbuf_get_from_window (rootwin, * rect) # Where * rect is?
Rect = (0, 0, screen. width (), screen. height () pixbuf = Gdk. pixbuf_get_from_window (rootwin, * rect) # What is * rect?Reply: I will not use PyGObject for pure discussion.
Asterisk ParameterThis syntax.
Similar Problem (may be helpful to you ):
Define function def func (** kwargs): Do print kwargs need func (a = 1, B = 2, c = 3) when
In Python, in addition to multiplying numeric and exponentiation, there is a special use of "add a single asterisk or two asterisk before a variable" to implement a multi-parameter pass-through or a variable disassembly, which will be described in detail in the use of the asterisk parameter.
First, what is the asterisk
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