08-dmierla-asterisk-integration.pdf

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SIP Tutorial
Advanced OpenSER Course
Voice System SRL
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OpenSER & Asterisk
OpenSER & Asterisk Integration
© Voice System SRL - OpenSER Admin Course 2
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Open Source Media Servers
Asterisk
CallWeaver
Freeswitch
Yate
Sems
© Voice System SRL - OpenSER Admin Course 3
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Asterisk Media Server
An Open Source Modular Multiprotocol PBXa
Asterisk delivers services on the SIP network
Voicemail
PSTN gateway
Conference
Announcement services
multiple protocols: IAX2, SIP, h323, Skinny, zap, jingle
multiple codecs: gsm, g711, g729, ilbc, ...
transcoding
gateway to PSTN
protocol translation
back-to-back user agent
© Voice System SRL - OpenSER Admin Course 4
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asterisk media server
announcement service
play message
news
clock time
date
horoscope
wake-up call
play message within a call
play message in early media
record message
record call
© Voice System SRL - OpenSER Admin Course 5
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