Asterisk Blog - Page 15

PageNeedsRevision: information in this page is quite obsolete and not well-edited. As it is it is not useful enough. You have bought yourself a brand new Zaptel interface card so that you can connect telephone lines and/or telephone…

There are various attempts to write graphical user or administrator’s interfaces to Asterisk. It is ok to list in more than one category as long as the product truly meets the requirements in more than one area. Please…

SpanDSP is a library of Digital Signal Processing (DSP) functions for telephony. One of its common uses is to provide ‘that thing’ that is needed to turn images into audio and back (and a lot of other things)…

Fax over IP Across the Internet even a G.711 codec fax transmission is unpredictable. However, people often get perfectly good results on lightly loaded LANs. It still isn’t perfect, as a burst of data on the LAN can…

Configuration from database Asterisk configurations can be stored in a database. This is useful since it allows easy creation of web-based UIs. There are different approaches to storing users in a database. 1. Asterisk RealTime (Asterisk v1.2) Asterisk…

Also, there is the asterisk-addons package and other supplements from the Asterisk SVN repository. Other items of interest in the Asterisk CVS repository are: astcc – The Asterisk Calling Card Application asterisk-addons – An addons package, which includes…

Asterisk call features ADSI On-Screen Menu System : Alarm Receiver: Receive an alarm on your phone. Append Message: Append the message to an e-mail. Blacklists: Screening malicious callers. Blind Transfer: Blindly transfers a call. Call Monitoring: Call Parking:…

The voicemail.conf Configuration File One of Asterisk config files, configuring the Asterisk Voicemail application. New ‘Enhanced Voicemail’ features (April 28, 2004) dialout= and callback= require a context as value [general] cidinternalcontexts = house-admin, house-toll, house-local, house-intercom-only[default] 1234 => 1234,Some…

By default Asterisk is configured to run as root, that is, the superuser. This page is about why it is not a good idea and how to set it up to run as a different user. Page Contents…

Disconnect Supervision Situation: You have a connection to the PSTN. A caller from the Out There calls in to your PBX. They go into Asterisk cmd VoiceMail, MusicOnHold, or enter a Conference. They hang up. But Asterisk does…

Synopsis: Soft Hangup Application Description: SoftHangup(Technology/resource[|a]) Hangs up the requested channel. If the a option is specified, it tries to hangup all calls on the device (instead of resources) if you use the a option. The a option…

Synopsis: Enter voicemail system Description: VoiceMailMain([[[s]mailbox][@context]) Enters the main voicemail system for the checking of voicemail. The mailbox can be passed as the option, which will stop the voicemail system from prompting the user for the mailbox. If…

chan_unistim This is a channel driver for the UNISTIM (Unified Networks IP Stimulus) protocol. It provides UNISTIM server services that you can use to drive Nortel i2002, i2004, i2007 and i2050 phones. The following features are supported: Transfer…

The Asterisk Manager Interface (AMI) allows a client program to connect to an Asterisk instance and issue commands or read events over a TCP/IP stream. Integrators will find this particularly useful when trying to track the state of…