6. Troubleshooting

Telephone does not show caller id

On the ATA set Caller ID Method to ETSI DTMF.

There is a problem with the networking.

The following log files are written:

File	description
/var/log/telewall-app.log	Telewall application Logging (without Web)
/var/log/telewall-app.stdout.log	Error log on start of telewall app.
/var/log/apache2/error.log	Error log for apache and telewall web
/var/log/asterisk/messages	Asterisk logging