How to configure Asterisk with iCall This quick tutorial will talk you through installing Asterisk, setting up iCall as a gateway, and configuring outbound and inbound services. For the purposes of this walk through, we'll assume that you're using a Linux-based system. For Windows, FreeBSD, or OSX - all instructions other than the basic installation process are identical. Getting Asterisk To download the latest version of Asterisk, visit http://www.asterisk.org/downloads and select the branch you'd like to use (the differences between 1.4 and 1.6 is outside of the scope of this tutorial, however, either one will function fine with our service). # wget http://downloads.asterisk.org/pub/telephony/asterisk/releases/asterisk-1.6.1.9.tar.gz # tar zxvf asterisk-1.6.1.9.tar.gz # cd asterisk-1.6.1.9 # ./configure # make # make install # make samples Asterisk should now be installed in. Adding the iCall gateways Now that we have the system installed, we need to...