voip pbx project david navarro
TRANSCRIPT
![Page 1: VoIP PBX Project David Navarro](https://reader034.vdocuments.mx/reader034/viewer/2022052507/558bd7fdd8b42aa5308b46b8/html5/thumbnails/1.jpg)
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VoIP PBX Project David Navarro
VOIP PBX PROJECT GOALSTo Develop a SIP BASED VOIP PBX with Custom Call Features
• SIP CALL CONFERENCING
• CALL HUNT
• CALL SEQUENCE HUNT
• CALL FORWARD TO PSTN PHONE
• TEXT TO SPEECH INTERACTIVE CONVERSATION –PSTN-to-VOIP.
• VOICEMAIL NOTIFICATION TO PBX USER’S EMAIL ACCOUNT.
• CUSTOM IVR RECONFIGURABLE TO SUIT PRESENT AND FUTURE NEEDS.
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VoIP PBX Project Infrastructure
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• Asterisk is a PBX replacement system, designed to reproduce the features of standard office phone systems.
• Asterisk is also a Voice over IP toolkit which allows interaction between these PBX features and IP-based networks (local and remote.)
• Routes VoIP calls (directs VoIP calls to the right place) based on a "telephone) interfaces (gateways) to other technologies (T1 trunks, ISDN PRI, analog phones)
• Provides PBX-like services for IP telephones (like DID, toll restriction, time-based routing, cost-based routing, call center, multi-user conference, call parking.
• Voice mail system • Music-on-hold • SIP proxy/registry
VoIP PBX Project So What is Asterisk ?
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?Provide Open-Source implementations of basic PBX functionality?Be vendor neutral (despite last point here)?Be as all-encompassing as possible for features?Move proprietary hardware features into open source software?Sell TDM hardware cards for DIGIUM; the creators of Asterisk.
Goals of Asterisk
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– IAX – Inter Asterisk eXchange– SIP - Session Initiated Protocol– H.323– MGCP - Media Gateway Control Protocol– SCCP - Skinny Client Control Protocol (Cisco)
– All of these use UDP for setup/transport except for SCCP, which uses a mix of UDP/TCP
What Protocols can Asterisk Handle?
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Features:SIP Call Conferencing
CENTER
EDGE
RTP/RTCP
SIP Dialog
EDGE
RTP/RTCP
SIP Dialog
EDGE
RTP/RTCP
SIP Dialog
UA
UA
UA
UA
MediaProcessor
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Features:SIP CALL HUNT
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Features:TEXT to SPEECH