单项选择题
Which name describes an IPV6 host-enable tunneling technique that uses IPV4 UDP,does not require dedicated gateway tunnels,and can pass through existing IPV4 NAT gateways?（）
A. dual stack
B. dynamic
C. Teredo
D. Manual 6to4
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相关考题
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单项选择题
Which Cisco IOS diagnostics command can disrupt the operation of a router under high-load conditions?（）
A. show running-config
B. show processes cpu
C. debug all
D. logging host ip address -
单项选择题
Which command encrypts all plaintext passwords?（）
A. Router(config)#password-encryption
B. Router(config)#service password-encryption
C. Router#service password-encryption
D. Router# password-encryption -
单项选择题
Which encapsulation type is a Frame Relay encapsulation type that is supported by Cisco routers?（）
A. IETF
B. HDLC
C. Q9333-A Annex A
D. ANSI Annex D
