What is the name of a link-layer packet? （ ）
A: message
B: segment
C: datagram
D: frame
A: message
B: segment
C: datagram
D: frame
举一反三
- What is the name of a network-layer packet? （ ） A: message B: segment C: datagram D: frame
- An<br/>ARP query packet is encapsulated in ____ A: a link-layer frame addressed<br/>to a specific adapter B: an IP datagram C: a link-layer broadcast frame D: none of the above
- 物理层、数据链路层、网络层和传输层的数据传输单位分别是 A: Byte,frame,datagram,TPDU B: it,datagram,packet,TPDU C: it,frame,datagram,packet D: it,frame,datagram,segment
- In the network layer, the transmission is ( ). A: bit stream B: message C: packet D: frame
- 网络层数据单元称为（）。 A: packet B: frame C: segment D: it