dyndns update.sh

File Location And Role

The file, if present at /data/etc/dyndns-update.sh, is executed at boot by S97dyndns and by Cron, every 15 minutes.

dyndns-update.sh is responsible for updating the DNS record of a dynamic DNS service used to access the system. See Dynamic DNS for more details.

File Format

This is a simple shell script that should contain a command, usually a curl command, that updates the dynamic DNS record. The script will automatically be executed with bash, regardless of its executable flag or shebang.