If you do the standard Asterisk install, you need to do your Asterisk configuration to have the correct output format. We suggest using the csv file option with TNG.
How do I configure Asterisk for TNG to work (Asterisk Manage
TNG 4 Asterisk CSV Import Interface.
Sample of Asterisk CSV input file for TNG
TNG Asterisk and speeddails
NOTE: TNG for Asterisk has a 30 day trail period. If you load call details older than 30 days TNG will expire. We suggest renaming the Master.csv file so that it only has call details from today onwards.
TNG4* custom CSV correct format but not logging calls
NOTE: Incomplete - links to be added