ATCOM AG-188 Quick Start Manual page 5

-----IAX Server Addr: IAX server address;
-----IAX Server Port:
-----Account Name:
-----Account Password:
-----Local port:
-----Phone Number:
-----Enable Register: enable or disable register
-----IAX(Default Protocol): If you want to use IAX account
IAX(Default Protocol), if not the system will choose SIP as default
Then you can make VoIP calls if the WAN and IAX config is correct.
Notice: Please go to the "Config Manage" and save the config, otherwise you will lose the setting
after device reboot.
IAX server register port;
username of your IAX account;
Password of your IAX account.
Signal port of local,default port is 4569
Phone number of your IAX account; the same as username if none
to call ,please select