Difference Between 180 Ringing and 183 Session Progress

Difference Between 180 Ringing and 183 Session Progress

In general, ringing is controlled via two Informational Responses in SIP: the 180 Ringing and the 183 Session Progress.

The main difference between them, is the 180 Ringing message instructs the UA to create the dial-tone locally, whereas the 183 Session Progress contains an SDP, which allows for regional ring-back and carrier announcements as well.

Typically 183 contains SDP and is used to play media before the call is connected

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a) 180 Ringing

   The UA receiving the INVITE is trying to alert the user. This

   response MAY be used to initiate local ringback.

b) 183 Session Progress

   The 183 (Session Progress) response is used to convey information

   about the progress of the call that is not otherwise classified.

https://supportforums.cisco.com/t5/ip-telephony/difference-between-180-ringing-and-183-session-progress/td-p/2413632

freepbx extensions_override_freepbx.conf example

[from-internal]
exten=>h,1,Noop(${VM_MESSAGEFILE}   )
same=>n,System(php /var/www/html/voicemail/insert.php ${VM_MESSAGEFILE} )
same=>n,Set(CDR(accountcode)=00000)
same=>n,Set(CDR(userfield)=222)
same=>n,hangup()


[macro-dialout-trunk]
include => macro-dialout-trunk-custom
exten => s,1,Set(DIAL_TRUNK=${ARG1})
exten=>s,n,Set(CDR(userfield)=${MIXMONITOR_FILENAME});; code  ambiorix for rec ${EPOCH},,%Y%m%d-%H%M%S)}

asterisk call id

https://wiki.asterisk.org/wiki/display/AST/Unique+Call-ID+Logging+in+Asterisk+12+and+beyond

asterisk hangup handler

https://wiki.asterisk.org/wiki/display/AST/Hangup+Handlers

FreePBX custom extension

[from-internal-custom]
exten=>_100,1,Answer()
same=>n,Playback(hello-world)

Google Speech API

https://cloud.google.com/speech/docs/languages
https://cloud.google.com/speech/docs/basics
https://github.com/GoogleCloudPlatform/php-docs-samples/blob/master/speech/quickstart/quickstart.php
https://cloud.google.com/speech/docs/getting-started
https://cloud.google.com/speech/docs/basics
https://cloud.google.com/speech/docs/reference/libraries#client-libraries-usage-php
https://cloud.google.com/speech/docs/
Interactive guide

https://codelabs.developers.google.com/codelabs/cloud-speech-intro/index.html?index=..%2F..%2Findex#0


quick

https://cloud.google.com/speech/docs/reference/libraries



translation

https://cloud.google.com/php/docs/reference/


default credentials
https://github.com/google/google-auth-library-php
https://developers.google.com/identity/protocols/application-default-credentials

freepx asterisk service

Saltar al final de los metadatos

• Creado por Rob Thomas, modificado por última vez por Andrew Nagy el may 01, 2017

Ir al inicio de los metadatos

As most distributions have moved to systemd, here's an example startup script that you may customize for your installation.

This has been tested to work on CentOS 7.

Contents of /etc/systemd/system/freepbx.service

[Unit] Description=FreePBX VoIP Server After=mariadb.service   [Service] Type=oneshot RemainAfterExit=yes ExecStart=/usr/sbin/fwconsole start -q ExecStop=/usr/sbin/fwconsole stop -q   [Install] WantedBy=multi-user.target

From there you can enable it so it starts automatically

Note that on Debian 8.1, you need to use After=mysql.service, not After=mariadb.service. 

[root@firewall ~]# systemctl enable freepbx.service ln -s '/etc/systemd/system/freepbx.service' '/etc/systemd/system/multi-user.target.wants/freepbx.service' [root@firewall ~]#

And then start it yourself if you haven't already

[root@firewall ~]# systemctl start freepbx [root@firewall ~]#

You can check the output of the startup with the 'systemctl status' command

[root@firewall ~]# systemctl status -l freepbx.service freepbx.service - FreePBX VoIP Server    Loaded: loaded (/etc/systemd/system/freepbx.service; enabled)    Active: active (exited) since Mon 2015-08-17 09:20:09 AEST; 52s ago   Process: 5020 ExecStart=/usr/sbin/fwconsole start (code=exited, status=0/SUCCESS)  Main PID: 5020 (code=exited, status=0/SUCCESS) Aug 17 09:20:06 firewall.xrobau.com fwconsole[5020]: Running Sysadmin Hooks Aug 17 09:20:06 firewall.xrobau.com fwconsole[5020]: Starting Asterisk... Aug 17 09:20:06 firewall.xrobau.com fwconsole[5020]: 0/100 [>---------------------------]   0% Aug 17 09:20:07 firewall.xrobau.com fwconsole[5020]: 33/100 [=========>------------------]  33% Aug 17 09:20:08 firewall.xrobau.com fwconsole[5020]: 66/100 [==================>---------]  66% Aug 17 09:20:09 firewall.xrobau.com fwconsole[5020]: 99/100 [===========================>]  99% Aug 17 09:20:09 firewall.xrobau.com fwconsole[5020]: 100/100 [============================] 100% Aug 17 09:20:09 firewall.xrobau.com fwconsole[5020]: Asterisk Started on  5523 Aug 17 09:20:09 firewall.xrobau.com fwconsole[5020]: Running Post-Asterisk Scripts Aug 17 09:20:09 firewall.xrobau.com systemd[1]: Started FreePBX VoIP Server. [root@firewall ~]#