Author: VoIP Info
OSS VoIP Users Group SiliconValley USA
Informal Meeting the Second Wednesday of every month at Dana Street Coffee Shop in Mountain View California at 6PM. Just started a yahoo group for this temporarily until I get a web page up: Yahoo Group Info: Description:…
Read More »Asterisk H323 Channels
Existing implementations h323 The Asterisk H.323 channel is included in the Asterisk source distribution in the channels/h323 directory in the source tree. The chan_h323 only acts like a H.323 Gateway not a gatekeeper, although it appears that the…
Read More »Tweaks to make the SNOMs happier with Asterisk
Snom phones, in general, are easy to configure for Asterisk, if both are on the same network. If the phone is behind a NAT, then some care is needed to get the best results. Make sure your Snom…
Read More »Asterisk auto-dial out
Asterisk Call Files Asterisk Call Files are structured files that, when moved to the appropriate directory, are able to automatically place calls using Asterisk. Call files are a great way to place calls automatically without using more complex…
Read More »OpenWengo
The QuteCom is the new name WengoPhone product and is maintained by MBDSYS and by the community QuteCom. The initial project developer was Wengo, a subsidiary of the second heaviest PSTN/ADSL network in France who transferred the sponsorship…
Read More »Asterisk config sip_notify.conf
sip_notify.conf Typically used to remotely reboot SIP phones (like Aastra, Polycom or Snom) Introduced with Asterisk 1.1, not in Asterisk 1.0.x Example Aastra reboot [aastra-check-cfg] Event=>check-sync Content-Length=>0 Then from the asterisk console you can type “sip notify aastra-check-cfg…
Read More »Asterisk Manager Examples
Command Examples Command – Execute an Asterisk CLI command in an Asterisk manager session Login – Establish a new Asterisk manager session. Originate – Place a call from a device to an extension. Redirect – with ExtraChannel Transfer…
Read More »Asterisk debugging
Page Contents Different Levels for Different Purposes Telephony Hardware ZAP Hardware SIP Hardware Console Configuration Call Log Message Log Core Software Debugging An Important Note on Submitting Backtraces Tips for Asterisk 1.4 Backtracing a core dump file in…
Read More »Asterisk Linux Fedora
Fedora 9 Fedora 9 provides asterisk packages that may be installed using yum. Fedora Core 6 Tutorial https://www.voip-info.org/installing-asterisk-1217-on-fedora-core-6-zod/ Fedora Core 5 Asterisk If you get an error while compiling saying that ld cannot find -lssl, install openssl-devel. Zaptel…
Read More »Asterisk AGI php
Using PHP with the Asterisk Gateway Interface (AGI) PHP Tips and Examples Script Location Asterisk expects to find scripts in the /var/lib/asterisk/agi-bin/ directory for AGI execution. Page Contents File Permissions The Shebang Read AGI Inputs Sending commands and…
Read More »Asterisk timer
Zaptel timers for Asterisk There are at least two Asterisk applications that need support of a timer to work properly: Asterisk cmd MeetMe: The conferencing application Asterisk IAX channels: IAX trunking It may also be required with Music…
Read More »Artrate
Artrate is a quite small perl based real time rating engine for Asterisk. It tails the Master.csv log file and uses field data to perform some calculations and dump the end results (e.g.: final costs for calls) to…
Read More »QoS Cisco IOS
Here is a script to optimise one end of an IAX over SDSL link.It is designed to achieve two goals:1. prevent the SDSL link to my company from getting saturated2. keep 96kbps of traffic available at all times…
Read More »Cisco 827-4V
Cisco 827-4V router Cisco 827-4V product info This is router is the same as a normal cisco 827 router with the addition of four RJ11 FXS ports. In addition to the FXS ports it supports ADSL and…
Read More »Asterisk cisco FXO
How to connect a Cisco Router with FXO module to Asterisk Cisco routers support FXO or FXS voice interface cards (aka VIC). Either SIP or H.323 can be used for call signalling. VICs are installed into low density…
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