Post Tagged with: "Networking"

Firewalls 101: Why Every Asterisk Server Should Have a Functioning Firewall

Firewalls 101: Why Every Asterisk Server Should Have a Functioning Firewall

Monday, August 3, 2015

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View image | gettyimages.com Part of our fundamental disagreement with the FreePBX® design can be summed up in one word: FIREWALL or the lack of a functioning firewall in the FreePBX Distro and in the functionally identical Digium product, AsteriskNOW®. (( Technically, IPtables is running on the FreePBX Distro and AsteriskNOW platforms; however, it’s sole function is to act as the shutdown mechanism for Fail2Ban-detected breaches. It does not independently examine packets. There is no functioning iptables config file. From… Read More ›

A Firsthand Look at Disaster Recovery: Tethering and IAX with Asterisk

A Firsthand Look at Disaster Recovery: Tethering and IAX with Asterisk

Monday, October 20, 2014

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One of the exciting challenges of building a swimming pool is knowing that it’s just a matter of time until your Internet connection dies. As you might imagine, swimming pools are major construction and involve a lot of digging. And digging usually means some oops moments when cables get cut. In our case, we had watched the folks digging the trenches for all of the pool plumbing to be sure they didn’t accidentally whack one of three coax cables coming… Read More ›

It's An Oligopoly, Stupid: What's Wrong with Comcast Business Class Internet?

It’s An Oligopoly, Stupid: What’s Wrong with Comcast Business Class Internet?

Tuesday, October 15, 2013

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Let’s begin with what sounds like a fairy tale but turns out to be a nightmare. After watching your country invest hundreds of millions of dollars in taxpayer-subsidized infrastructure, you’ve finally decided it’s time to buy your own car. You visit the only car dealer in town and are told that all vehicles are leased, not sold, for a period of three years. Cars come in three models. Would you like a 200, 300, or 400 horsepower engine? You opt… Read More ›

Introducing NeoRouter 1.9 VPN: Still a Shining Star

Introducing NeoRouter 1.9 VPN: Still a Shining Star

Tuesday, August 6, 2013

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In a previous article, we introduced PPTP VPNs for interconnecting remote users and branch offices to a central network hub. Known as a hub-and-spoke VPN, the advantage of this design is it lets remote users participate as peers in an existing home office LAN. It’s simple to set up and easy to maintain. The drawback is vulnerability to man-in-the-middle attacks. Today, we want to revisit the more traditional client-server VPN which relies upon a central server but uses a star… Read More ›

The Bluetooth Revolution: Watch What We Can Do

The Bluetooth Revolution: Watch What We Can Do

Monday, April 30, 2012

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Some amazing Bluetooth developments are paving the way to smarter vehicles and watches. Today we’ll show you some of them and introduce a slick network management utility for use with your new Sony SmartWatch.

Introducing NeoRouter VPN: A Star Is Born

Introducing NeoRouter VPN: A Star Is Born

Wednesday, April 18, 2012

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Today we’re pleased to introduce a new one-minute installer for NeoRouter VPNs using PBX in a Flash 2 server. All of the software is free, and NeoRouter server and client software is free for up to 256 connections.

The Incredible PBX: Safely Interconnecting Asterisk Servers

The Incredible PBX: Safely Interconnecting Asterisk Servers

Monday, November 15, 2010

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Today’s HOW TO walks you through interconnecting any FreePBX-based Asterisk server with Incredible PBX to take advantage of free Google Voice calling in the U.S. and Canada. It’s a 5-minute project once you’ve read today’s article. Both SIP and IAX interconnectivity solutions are provided.

VoIP Over VPN: Securely Interconnecting Asterisk Servers

VoIP Over VPN: Securely Interconnecting Asterisk Servers

Monday, June 1, 2009

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Today’s tutorial walks you through interconnecting Asterisk servers for secure communications using Hamachi virtual private networks and the Proxmox Virtual Environment. The setup process takes less than 15 minutes per server.

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