Welcome to the first installment of my series entitled “How Not To Do Business.” This is an editorial look into exactly how I discovered Asterisk, started NuFone and then was forced to walk away from everything.
I discovered Asterisk shortly after Mark Spencer released it back in 1999. My first thoughts were “This might be something [...]
Announced during the keynote speech at Astricon today, Digum|Asterisk and Skype have collaborated to create an official Skype channel driver for Asterisk.
From the article:
Digium(R), creator and primary developer of Asterisk(R), the leading open source telephony platform, and Skype(TM), the leading global Internet communications company, today announced the beta version of Skype For Asterisk, which [...]
Filed under: Asterisk, Digium, Open Source, Skype
Here we go again…Â There is now exploit code circulating for yet another remote Denial of Service attack against Asterisk.
The asterisk resource exhaustion attack is against the IAX2 VoIP signaling protocol using the IAX Control New packet. The exploit affects all versions of Asterisk.
Digium was notified of this discovery on August 17th, 2008 and again [...]
Filed under: Asterisk, Digium, vulnerability
While preparing for The Last HOPE, Blake Cornell discovered the fact that given a flood of IAX ‘POKE’ requests one could affect the operation of Asterisk.
The moment Blake informed me and I was able to replicate the sitaution, I promptly informed Digium via a quick IRC-based private discussion with multiple Digium employees. However my non-standard [...]
Filed under: Asterisk, iax2, vulnerability
I am one of many speakers at The Last HOPE conference starting Friday July 18th at the historic Pennsylvania Hotel in New York City.
Blake Cornell and I will be discussing how many foreign governments and ISPs are blocking VoIP services in attempt to protect their monopoly and/or to censor information. We intend to release [...]
It was just announced that Asterisk 1.4.21.1 has been released.
This release contains a fix that solves lockup issues discovered in the 1.4.21 release of Asterisk. All users running Asterisk 1.4.21 should upgrade to avoid deadlock issues.
Filed under: Asterisk
This really grinds my gears™
Apparently the worst provider ever award goes to NuFone… Well, at least according to this blog post.
This is yet another person who has chose to slant his experiences with NuFone in order to promote service from another VoIP Provider. Anyone else see a trend?
For the record, his trouble ticket was [...]
Russell Bryant has post details of a new timing API for Asterisk:
Starting with Asterisk 1.6.1, you will no longer need DAHDI installed at all to get proper timing in Asterisk. There is a new timing API, and there are already two implementations. There is a DAHDI timing interface (res_timing_dahdi) and another (res_timing_pthread) that has no [...]
Due to copyright infringements, DAHDI is now the name for the Zaptel channel interface to Asterisk. There was some initial confusion in the Asterisk developer community due to some code being checked in containing ‘DAHDI’ as its name.
Digium has officially announced the zaptel name change to DAHDI.
Dialogic announced that it will offer active support for its line of Diva® Media Processing boards for the Asterisk PBX system.
From the Press Release:
“…the Diva board can conference up to 120 active callers without causing load on the CPU. Some of the media features of Diva boards are echo cancellation (up to 256ms), DTMF [...]
It seems The Asterisk Development team has been working overtime to really crank out the code. Great work guys!
The Asterisk.org development team has released version 1.6.0 Beta 4.
This release contains the following improvements:
12020, a CLI formatting improvement
11964, added the ability to get the original called number on SS7 calls
11873, Added core API [...]
The Asterisk Development Team has released the third beta for Asterisk 1.6.
Added an ‘n’ option to SpeechBackground to request that the channel not get answered
Added a number of new manager actions to improve configuration management over the Asterisk Manager Interface, including the ability to:
List the categories in a file.
Get the contents of a single category.
Empty [...]
Huntsville, AL based Digium, Inc., today announced their Exceptional Satisfaction Program to further guarantee the quality of their Open Source VoIP Solutions.
Filed under: Asterisk, Digium, Open Source
I have been asked to participate in an advanced OpenSER and Asterisk integration training program. The primary goal of this project is to provide the necessary details allowing you to deploy and manage a highly scalable VoIP service using open source technologies.
We are just now starting to get organized, so at this point I [...]
Filed under: Asterisk, Open Source, OpenSER, Training