A.DNS-Dynamic Naming Service B.UDP-User Datagram Protocol C.DHCP-Dynamic Host Configuration Protocol D.TFTP-Trivial File Transfer Protocol
A.IP DEFAULT-GATEWAY10.10.10.100 B.IP 10.10.10.100default-gateway C.Default-gateway10.10.10.100255.255.255.0 D.IP default-gateway10.10.10.100255.255.255.0
A.23 and 24 B.67 and 68 C.138–141 D.9 and 10