Set static ip address in Ubuntu 19.04

The network configuration settings for the server edition of Ubuntu are now stored in the following location. Create the file if it does not exist.

sudo vi /etc/netplan/01-network-manager-all.yaml

Add or edit the config file to the following. Change eno1 to your interface name and the address and gateway to the appropriate IP’s

For more information, see netplan(5).
 network:
   version: 2
   renderer: networkd
   ethernets:
     eno1:
      dhcp4: no
      addresses: [192.168.200.24/24]
      gateway: 192.168.200.1
      nameservers:
        addresses: [8.8.8.8,8.8.4.4]

Now apply the changes with the following command.

sudo netplan apply

Configure AirOS SNMP settings over ssh

ubntmod command with save without rebooting.

./ubntmod.sh -i 192.168.1.20 -s "private;monitor@incredigeek.com;[30.69636, -88.04811]" -X '/usr/etc/rc.d/rc.softrestart save'

Manually

ssh ubnt@192.168.1.20

Open config file

vi /tmp/system.cfg

Find the SNMP settings and modify as needed. Example below

snmp.community=private
snmp.contact=monitor@incredigeek.com
snmp.location=[30.69636, -88.04811]

Save and exit file with :x

Apply settings

/usr/etc/rc.d/rc.softrestart save