Asterisk Tutorial

Welcome to the Asterisk Knowledge Base and Tutorial

What New in Asterisk 16

What New in Asterisk 16 One of the major improvement in asterisk 16 from the earlier version is the WEBRTC, […]
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strftime Asterisk func

strftime Asterisk func STRFTIME Formats the datetime Synopsis STRFTIME([<epoch>][,[<timezone>][,<format>]]) Description Formats the time specified by <epoch>, localized to <timezone>. The format comes […]
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SDP - Session Description Protocol

SDP – Session Description Protocol What means SDP? Session Description Protocol, a communication protocol for describing multimedia sessions Single-dealer platform, software […]
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SIP Headers - Compact Form

SIP Headers – Compact Form Many common SIP header fields have a compact form where the header field name is […]
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G.729 codec

G.729 codec G.729 is a codec with low bandwidth requirements; it provides good audio quality. The codec encodes audio in […]
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G.711 Codec

G.711 Codec G.711 is a codec that was introduced by ITU in 1972 for use in digital telephony. The codec […]
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Basic Call Flow - SIP

Basic Call Flow – SIP Key terms used in SIP: It is important to familiarize with these terms in order […]
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SIP : Session Initiation Protocol

SIP : Session Initiation Protocol Session Initiation Protocol (SIP) is one of the most common protocols used in VoIP technology. […]
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SIP - Headers

SIP – Headers A header is a component of a SIP message that conveys information about the message. It is […]
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asterisk - cdr_mysql.conf

asterisk – cdr_mysql.conf ; ; Note - if the database server is hosted on the same machine as the ; […]
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asterisk: sip remove header

asterisk: sip remove header SIPRemoveHeader() Synopsis Remove SIP headers previously added with SIPAddHeader Description SIPRemoveHeader() allows you to remove headers […]
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Asterisk:[general] section of sip.conf

Asterisk:[general] section of sip.conf SIP Configuration – general The [general] section of sip.conf includes the following variables: allowsubscribe = yes|no : […]
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Register a sip client to asterisk

Register a sip client to asterisk In sip.conf under [general] add a register definition: Format: register => user[:secret[:authuser]]@host[:port][/extension] or register => fromuser@fromdomain:secret@host or register => fromuser@fromdomain:secret:authuser@host:port/extension […]
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Asterisk : Remote-Party-Id

Asterisk : Remote-Party-Id If you have set “sendrpid=yes” in the settings for the destination peer in sip.conf then Asterisk will […]
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Web Interfaces

Web Interfaces Flash Operator Panel The Flash Operator Panel (or FOP, as it’s more commonly known) is an interface primarily […]
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