QUESTION 41 What is a key benefit of using a GRE tunnel to provide connectivity between branch offices and headquarters? Select the best response. A. authentication, integrity checking, and confidentiality B. less overhead C. dynamic routing over the tunnel D. granular QoS support E. open standard F. scalability
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QUESTION 1 Which statement is true about the implementation of IPv6 in an already existing IPv4 network? A. IPv6 can be routed using the same routing protocol versions as IPv4 B. A router routing for IPv6 and IPv4 must convert IPv4 packets to IPv6 packets to route them. C. IPv4 and IPv6 networks can be…