DNS {Ans: udp 53}IP Config {Ans: command on windows allows you to view the configuration of network interfaces.}what is the first half of a MAC address communicate? {Ans: OUI organizationally unique identifier}DHCP {Ans: UDP 67, 68}SNMP {Ans: udp 161, 162}What is CIDR notation? {Ans: it is shorthand for the subnet mask, it is represented by a slash and the number of bits that represent the subnet mask.}