To get sd commands working on a system without a network you would

• boot to single user mode (press any key within 10 seconds -> bo pri isl -> interact with ipl yes -> hpux -is)
• mount -a
• touch /var/adm/sw/standalone
• vi /etc/hosts (127.0.0.1 {hostname} loopback
• mv /etc/resolv.conf /etc/resolv.conf.sav
• mv /etc/nsswitch.conf /etc/nsswitch.conf.sav
• /sbin/init.d/hostname start
• /sbin/init.d/net.init start
• /sbin/init.d/net start
• /usr/sbin/swagentd &