Digium’s TDM400P is the most popular card for Asterisk systems. Using replaceable modules, the card will take either FXO or FXS modules. This tutorial will show you the configuration and basic tuning steps.

• Downloading Zaptel
• Echo Cancelation settings
• Compiling Zaptel
• Zaptel configuration tools
• Tuning tips

Runtime: 13 minutes

[ Play Tutorial ]