Asterisk
39 Stories
Open source PBX calls on telecoms
Insight The Asterisk open-source platform touts increased flexibility that proprietary products cannot offer, allowing users to integrate their own applications.
Tags: Routing/switching, VoIP/IP telephony
Making sense of VoIP
Insight Deb Shinder gives an overview of VoIP software and hardware, including definitions of some terms you'll be hearing frequently in the near future.
Tags: VoIP/IP telephony, VoIP
Perform HTML form validation with ASP.NET
Techguide Learn about how ASP.NET's validation mechanism gives even amateurs the ability to validate data through a structured approach.
Tags: Software, Protocols and platforms, Software engineering/development, .NET
Skype to be integrated into Asterisk PBXs
News Small businesses that use the Asterisk open source PBX platform will be able to control Skype calls using such systems.
Tags: VoIP/IP telephony, VoIP, Business applications, Skype Technologies S.A., Open Source, phone, telephony, Channel Driver, software, blog
10+ tips for working smarter with SQL
Techguide The sharper your SQL skills become, the more robust and error-free your solutions will be. Here are a dozen practical tips to get you started.
Tags: Protocols and platforms, Column, Clause, Table, Value, Statement, Record, SQL, Goto, Microsoft VBA
Open multiple Word 2003 documents in one window
Techguide Consolidate and streamline your Word document display to avoid the clutter of individual application windows.
Tags: Microsoft Office, Microsoft Corp., Data, List, Cell, Item, Record, Microsoft Word 2003, Chances, AutoComplete
3Com launches SIP-based IP telephony
News The networking vendor has launched two telephony platforms and an open source-based VoIP appliance, all aimed at smaller businesses.
Tags: VoIP, VoIP/IP telephony, Open source
Enterprise open-source VoIP with Asterisk
Techguide A lot of people want to know if it is possible to build an enterprise-grade open-source VoIP solution and if there are any benefits to it. George Ou sheds some light on the question.
Get the skinny on proprietary VoIP protocols
Insight Get the scoop on proprietary VoIP protocols and how they interact with other, non-proprietary and open source protocols.
Tags: VoIP/IP telephony, VoIP
Set up e-mail filtering with procmail
Techguide Find out how to set up basic e-mail filtering in Linux with the procmail Mail Delivery Agent (MDA).
Tags: Linux, E-mail clients, E-mail servers, Open source
Vyatta apes Red Hat's development process
News Open-source router software company is offering free and paid-for versions of its OFR software.
Tags: UNIX, Linux, Open source
Globbing wildcard characters with zsh
Techguide Vincent Danen explains globbing with wildcard characters, and how using globbing in the z shell (zsh) yields powerful results.
Quickly return to the location of the last edit
Techguide When you need to review the last edit made to a very large document, you don't need to scroll and read through the entire document to find it. Word automatically remembers the last three locations where you've entered or modified text.
Create barcodes on your Web pages using VML
Techguide Vector Markup Language (VML) gives developers the ability to create drawing objects to rich documents. Check out how Phillip Perkins uses VML to add another dimension to documentation by creating Code 3 of 9 barcodes to his document.
Set a print area to keep Excel from printing what you don't want
Techguide Follow these steps to define a print area for your worksheet.
Tags: Microsoft Office, Microsoft Corp., Cell, Tool, check box, page layout, printing, Microsoft Excel, Microsoft Word 2007, Microsoft Access
