If you use the nm3tool, you can display a list of all the properties that the tool controls by issuing help.
[root@switch1 ~]# nm3tool help /usr/local/bin/nm3tool: apply Write config to OS config files ip proto <dhcp|static> ip address <x.x.x.x> ip netmask <x.x.x.x> ip broadcast <remove|x.x.x.x> ip gateway <enable|disable|x.x.x.x> dns source <ilom|local|none> ilom: retrieve values from ilom xml local: use locally stored values none: disable dns dns auto <yes|no> yes: use settings from dhcp, override other settings dns search <domain> [<domain> ...] domain: Up to 6 domains dns servers <server_ip> [<server_ip> ...] server_ip: Max 3 servers dns timeout <seconds> seconds: Silently capped at 30 dns retries <attempts> attempts: Silently capped at 5 ssh root <yes|no> Usage: nm3tool <apply|help|hostname|import_ilom_config|ipaddress|menu|show|timezone|upgrade|verify|version> [root@ovn82-102 ~]#