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Asterisk Open Source Software Engineering

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Entries from August 2007

Asterisk-dev: Application timeouts, Periodic and Scheduled Announcements

August 29th, 2007 · 2 Comments

I have made a post to the asterisk-dev mailing list describing a small project I am working on. I am making a way to create application timeouts, scheduled announcements, and periodic announcements that can be used with any Asterisk application.  The results of the discussion will determine if this feature goes anywhere or hits [...]

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Tags: Asterisk · Development

Open Source: Changing Models, Changing Mindsets, Part 2

August 27th, 2007 · No Comments

Linux Insider has posted Part 2 of their article on some of the impacts of open source software on the corporate world. There is more discussion of Asterisk in this article.
The open source Asterisk digital PBX (public branch exchange) platform “is the most interoperable, flexible and feature rich PBX in the market today,” asserted [...]

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Tags: Asterisk · In the News

Open Source: Changing Models, Changing Mindsets, Part 1

August 26th, 2007 · No Comments

Linux Insider has an article on open source software and its impact on the corporate world. It mentions Asterisk for its impact on the traditional telephony market and its use in the corporate world’s transition toward the use of VoIP.
Asterisk-based VoIP applications and appliances have been downloaded by business phone system users more [...]

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Tags: Asterisk · In the News

Asterisk-commits: Inband DTMF Detector Improvements

August 25th, 2007 · No Comments

We got a very interesting patch to improve the reliability of the Inband DTMF detector. Some poor debouncing logic was making it very possible to miss a digit when it didn’t start very clean.
Here is the commit and also the related discussion on the asterisk-dev mailing list.
Many thanks to Tony Mountifield for the patch!

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Tags: Asterisk · Development

Asterisk-users: “Stable-stable Asterisk” thread

August 24th, 2007 · No Comments

There has been a thread on the Asterisk-users mailing list about the various opinions about upgrading Asterisk versions. I spent some time reflecting on the differences over time between Asterisk 1.0, 1.2, and now, 1.4, and posted my thoughts to the thread.
The List Archives

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Tags: Asterisk

AST-2007-021 - Asterisk IMAP storage of voicemail vulnerability

August 24th, 2007 · No Comments

The Asterisk development team has published a security advisory for a minor security issue related to IMAP storage of voicemail. A properly crafted email in the mailbox that Asterisk tries to open to play voicemail messages can cause the application to crash.
See the security advisory for details on the issue.

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Tags: Asterisk · Security

Zaptel 1.2.20.1 and 1.4.5.1 released

August 24th, 2007 · No Comments

The Asterisk.org development team has announced the release of Zaptel versions 1.2.20.1 and 1.4.5.1. These releases are to correct an error in the install target in the Makefile of the 1.4.5 and 1.2.20 Zaptel releases, as well as a handful of other issues. See the respective Changelogs for more details.
Both releases are available as a [...]

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Tags: Release · Zaptel

chan_iax2 stability and performance improvements

August 22nd, 2007 · No Comments

Today, I merged a large set of changes to the IAX2 channel driver in Asterisk into the 1.4 branch and trunk. These changes address both stability and performance issues. Normally, changes such as performance enhancements are not merged into the release branch. However, they just happened to be a side benefit of [...]

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Tags: Asterisk · Development

Asterisk 1.4.11 released

August 22nd, 2007 · No Comments

We released Asterisk 1.4.11 today. It includes a fix for a security issue in the SIP channel driver. Check out the official posts on asterisk.org:
asterisk.org post - Asterisk 1.4.11 released

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Tags: Asterisk · Release