Step By Step

See: Install NetTools on Ubuntu Server to enable ifconfig command

sudo apt install net-tools

Check the current dynamically assigned version 4 IP address on the server using ifconfig command.

ifconfig
eno1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.2.163  netmask 255.255.255.0  broadcast 192.168.2.255

See: Configure Static IP Address on Ubuntu Server 22.04

Install ONLYOFFICE Docs on Ubuntu 22.04

See: https://unixcop.com/install-onlyoffice-docs-on-ubuntu-22-04/