Nvidia DGX-2 User Manual page 45

$ sudo vi /etc/netplan/01-netcfg.yaml
network:
version: 2
renderer: networkd
ethernets:
<port-designation>:
dhcp4: no
dhcp6: no
addresses: [10.10.10.2/24]
gateway4: 10.10.10.1
nameservers:
search: [<mydomain>, <other-domain>]
addresses: [10.10.10.1, 1.1.1.1]
$ sudo netplan apply
enp134s0f0
enp134s0f1
enp6s0