单项选择题
The following configura tion exists on a router on one end of an IPv6 tunnel. Which type of tunnel is created by this configuration?（）
interface loopback 1
ip address 1.1.1.1 255.255.255.255
interface tunnel 2
ipv6 address 2000::1::/64
tunnel source loopback 1
tunnel destina tion 2.2.2.2
tunnel mode ipv6ip
ipv6 eigrp 1
A. Automatic 6to4
B. Manually configured tunnel
C. ISATAP
D. GRE
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相关考题
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单项选择题
A client host uses IPv4 to communicate with one ser ver and IPv6 to communicate with another.Which of the following IPv6 coexistence features is likely at work on the host?（）
A. Native IPv6
B. Point - to -point tunnels
C. Multipoint tunnels
D. NAT - PT
E. Dual stacks -
单项选择题
An enterprise has plans to start adding IPv6 support. The initial deployment requires support from some IPv6 - only device s that need to access servers that support only IPv4. Which of the following tools would be most appropriate?（）
A. Native IPv6
B. Point - to -point tunnels
C. Multipoint tunnels
D. NAT - PT -
单项选择题
An enterprise h as plans to start adding IPv6 support. For the first year, the IPv6 will be in small pockets spread around the existing large IPv4 network, with occasional IPv6 traffic while applications teams test IPv6 - enabled servers and applications. Which of the fol lowing tools would be most appropriate?（）
A. Native IPv6
B. Point - to -point tunnels
C. Multipoint tunnels
D. NAT - PT
