...
- edit /etc/asterisk/asterisk.conf
uncomment line and change my_system_name with the unique system name (might be same or different from hostname) :
Code Block systemname = my_system_name
- save and exit
- edit /etc/asterisk/sip.conf
uncomment line and set the realm to asterisk :
Code Block realm = asterisk
- save and exit
restart asterisk service
Code Block systemctl restart asterisk
...