The config file is located at /etc/conf.d/dropbear. Use the following command to check all available server options: dropbear -h. Add it to the default runlevel: rc-update add dropbear. "ssh stream tcp nowait root /usr/sbin/dropbear -i 2 > /dev/null" 3, run " make busybox-menuconfig " and ensure that passwd is added to your image/distribution 4, build and reboot your board (making sure it picks up the new image). The example below shows the configuration of dropbear on an ELS server. Add a line to nf for dropbear and restart inetd. Create the directory /etc/dropbear to hold the server keys. Once the binaries are installed, you will need to set up server keys and configure inetd to start dropbear. dropbear also includes an SSH client which in its simplest form can be used like this: dbclient host.
Each dropbear SSH server instance uses a single section of the configuration file, and you can have multiple instances. If the subsystem name wasn't obvious enough, the default daemon responsible of the SSH service in LEDE is dropbear. The ssh configuration is handled by the dropbear subsystem of uci and the configuration file is located in /etc/config/dropbear. Dropbear client configuration file? Dropbear ssh configuration