CISCO CCNA Exam – Q239

When a DHCP server is configured, which two IP addresses should never be assignable to hosts? (Choose two.)

A. network or subnetwork IP address
B. broadcast address on the network
C. IP address leased to the LAN
D. IP address used by the interfaces
E. manually assigned address to the clients
F. designated IP address to the DHCP server

Correct Answers: A, B

Network or subnetwork IP address (for example or and broadcast address (for example should never be assignable to hosts. When try to assign these addresses to hosts, you will receive an error message saying that they can’t be assignable.