ndd /dev/arp ₩? ndd /dev/ip ₩? ndd /dev/tcp ₩? ndd /dev/udp ₩? [root@jin:/nfsroot/kctc/shlee_dcnc]# ndd /dev/udp \? ? (read only) udp_wroff_extra (read and write) udp_ipv4_ttl (read and write) udp_ipv6_hoplimit (read and write) udp_smallest_nonpriv_port (read and write) udp_do_checksum (read and write) udp_smallest_anon_port (read and write) udp_largest_anon_port (read and write) udp_xmit_hiwat ..