How to secure encrypted your iPhone calls

How to secure encrypted your iPhone calls

Hi, this is an update to my previous entry, and does explain the architecture and all the steps you’ll need to set it up. We make use of the pptp capabilities of iOS and build an pptp tunnel to a fixed server @. From there we have an openvpn tunnel to our...
New setup: Asterisk, Freepbx and HFC ISDN cards

New setup: Asterisk, Freepbx and HFC ISDN cards

After some hours of late night hacking I’m finally running an Ubuntu 9.10 with Asterisk, Freepbx and my HFC ISDN cards. I took a long time to figure out, how to get the ISDN cards running with dahdi instead of misdn. But now it is working. It is a steep learning...