(单选题)IP belongs to( )layer?

(单选题)Which layer provides host-to-host services? ( )

(单选题)IPV4 has a( )bit address?

(单选题)IPv6 increases the size of the IP address from 32bit to ( ) bit.

(单选题)( ) means determining route taken by packets from source to destination?

(单选题)A router works in ( ) layer?

(单选题)A switch works in ( ) layer?

(单选题)Networking layer provides services between two ( ).

(单选题)The units of data exchanged by a link-layer protocol are called ( ).

(单选题)Consider CRC error checking approach, the four bit generator G is 1011, and suppose that the data D is 10101010, then the value of R is ( ).

(单选题)The ARP protocol can translate ( ) into ( ). ( )

(单选题)In ( ) transmission(s), the nodes at both ends of a link may transmit packets at the same time.

(单选题)MAC address is ( ) bits long.

(单选题)Wireless LAN using protocol ( ).

(单选题)A MAC address is a ( )address.