There are several potential benefits to setting up a VPN to your Asterisk server. All traffic is encrypted and you don’t need to open lots of ports in the firewall. Also there are no issues with SIP and NAT as traffic is routed over the VPN tunnel. This is a pretty advanced setup but here…
Tag: Asterisk
Asterisk UK Ring Tone Settings
To Setup Asterisk with UK Ring tones and various other UK ringing tones such as engaged tone and other BT ring tones add / modify your existing indications.conf Personally I comment out the existing UK section and add the following UK section in indications.conf: [general] country=uk [uk] description = United Kingdom ringcadence = 400,200,400,2000 ;…
Installation of OpenSIPS on RedHat Rel5…
The following document will guide you through the installation of the newly released OpenSIPS version 1.5 in Red Hat Enterprise Linux 5.3 along with mysql. I will divide this process in 2 phases: – Installation of Red Hat Enterprise Linux 5.3 – Installation and configuration of OpenSIPS, webmin and mysql The following components and parameters…
Simple PHP Screen popping and message taking script
i wrote this little application a while ago as a test and for my own curiosity to see if i could create a message taking system to work with asterisk/trixbox. i was at the time going to present this to the employer i was working for however i left the company and did not get…
Setting up DNS SRV for services like SIP and IAX…
This is a copy and paste from voip-info.org which helped me on a recent project… All credits go to the author of the post oej… DNS SRV A Domain Name Server (DNS) SRV record helps connecting to a SIP user in a similar way that an MX record helps email delivery. When you send email…
Synway Asterisk Appliance Images…
Below are photos of the Synway asterisk Appliance and a adaptor I made.
Stress testing asterisk… with SIPP….
Introduction This guide will talk about how to stress test an asterisk installation, IE generate calls with in asterisk so you can see at what point your system will start to give bad audio out to a caller. First things first for this you will need: 1 asterisk 1.4 or 1.6 or later installation of…
Simple way to protect asterisk from being hacked… FAIL2BAN…..
Introduction This guide will detail how to install fail2ban on a centos 32bit system with asterisk installed. It is intended to allow you to add an extra level of protection from your asterisk PBX from being hacked. Fail2ban will guard against most services such as SSH and SMTP however this guide will concentrate on protecting asterisk The…
Synway Asterisk Appliance just in… stay turned for review/How toos….
Today i took delivery of a Synway Asterisk Appliance. this unit comes in 1U, 2U, 5U sizes and can hold a mixture of FXS/FXO and E1 cards, the unit i have at the moment is a 1U with just 2FXS and 2FXO, i will be installing Asterisk and drivers for the telephony interfaces soon as…
Configuring a snom 3xx to work with a SIP based PBX…
Introduction and Background. This ‘How to’ guide will guide you through setting up a snom phone for an IP-PBX or SIP Based Telephony Service. When you first plug in your snom 3xx IP Phone it will show some information on the LCD screen one being the MAC address the other being the IP address, please…