TestKing has five regional offices that are located in different cities. The IT staff is evaluating WAN technologies to interconnect the regional offices to corporate headquarters. Each of the regional offices should be connected to the corporate headquarters in a hub and spoke arrangement using a packet-switched technology.
Which of the following WAN technologies will fulfill these requirements?（）
A. Frame Relay
B. ISDN
C. T1 leased lines
D. Wireless
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A. EIA/TIA
B. Q.932
C. Q.933 A
D. IEEE
E. IETF
F. Cisco
G. ANSI
A. Static NAT
B. Dynamic NAT
C. Dynamic NAT with overload
D. Port Address Translation
E. None of the above
A. Static NAT
B. Global NAT
C. Dynamic NAT
D. Static NAT with ACLs
E. Dynamic NAT with overload
A.802.1
B.Framerelay
C.HDLC
D.PPP
E.SLIP
F.PAP
Which dynamic routing protocol should be recommended for the Testking networkshown in the graphic above?（）
A. OSPF
B. RIP version 1
C. RIP version 2
D. IGRP
E. EIGRP
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