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  第74题      
  章/节:   计算机专业英语       

 
A virtual(71)network,or VPN, is an encrypted connection over the Internet from a device to a network.The encrypted connection helps ensure that sensitive data is safely(72).It prevents (73)people from eavesdropping on the traffic and allows the user to conduct work remotely.Traffic on the virtual network is sent securely by establishing an encrypted connection across the Internet known as a(74).A remote access VPN securely connects a device outside the corporate office. A site-to-site VPN connects the corporate office to branch offices over the Internet. Site-to-site VPNs are used when distance makes it impractical to have direct network connections between these offices. Think of site-to-site access as(75)to network.
 
 
  A.  channel
 
  B.  path
 
  C.  tunnel
 
  D.  route
 
 
 

 
  第73题    2015年上半年  
   80%
Traditional network layer packet forwarding relies on the information provided by network layer(71)protocols, or stati..
  第73题    2012年下半年  
   39%
  第74题    2018年上半年  
   57%
With circuit switching, a (71)path is established between two stations for communication . Switching and transmission ..
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第74题    在手机中做本题