题目内容
(请给出正确答案)
[主观题]
As a CCNA candidate, you must know the various layers of the OSI model. At which layers of
the OSI Model do Wide Area Networks operate in? (Choose two)
A. Physical Layer
B. Datalink Layer
C. Network Layer
D. Session Layer
E. Transport Layer
F. Presentation Layer
G. Application Layer
如搜索结果不匹配,请 联系老师 获取答案