In order to configure the U19xx PBX to make an automatic backup of its configuration, please follow the below steps:
1. Using TFTP
a) Set the TFTP server IP address on U19xx by using the following command:
config system hostip TFTP_server_IP
b) Set the U19xx file transfer mode to be TFTP (0) (default is 2 - FTPS) by using the following command:
config softargu type 478 value 0
c) Activate the automatic backup of configuration file by using the following command:
config data autoupload enable [uploadtime uploadtime]
To disable the automatic backup, just use the "config data autoupload disable" command.
2. Using FTPS
a) Set the FTPS server IP address on U19xx by using the following command:
config system hostip FTPS_server_IP
b) Set the U19xx file transfer mode to be FTPS by using the following command:
config softargu type 478 value 2
c) Configure the FTPS server username/password by using the following command:
config ftps username username password password
Use this link to see the procedure for configuring a FTPS server to be used for this purpose.