Description: Candidates should demonstrate a proper understanding of TCP/IP network fundamentals. Key
Knowledge Areas: * Demonstrate an understanding network masks. * Knowledge of the differences between private and public "dotted quad" IP-Addresses. * Setting a default route. * Knowledge about common TCP and UDP ports (20, 21, 22, 23, 25, 53, 80, 110, 119, 139, 143, 161, 443, 465, 993, 995). * Knowledge about the differences and major features of UDP, TCP and ICMP. * Knowledge of the major differences between IPv4 and IPV6. The following is a partial list of the used files, terms and utilities: * /etc/services * ftp * telnet * host * ping * dig * traceroute * tracepath
