n

NB-dgram-port

NB-ensclient

NB-ens-port

NB-name-port

NB-nd-addr

NB-nd-enable

NB-nd-port

NB-nokeep

NB-scope

NB-session-port

netiosize

netmask

net-number

net-range

new-prompt

nice

no-login

null-group

null-passwd-login