2. 计算机
  3. Which OSI layer header contains the address of a destination host that is on another network? A. Application B. Presentation C.

Which OSI layer header contains the address of a destination host that is on another network? A. Application B. Presentation C.

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问题 Which OSI layer header contains the address of a destination host that is on another network?
A. Application
B. Presentation
C. Session
D. Transport
E. Network
F. Data link
G. Physical
选项
答案E
解析 Explanation:
Only network address contains this information. To transmit the packets the sender uses network address and datalink address. But the layer 2 address represents just the address of the next hop device on the way to the sender. It is changed on each hop. Network address remains the same.
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