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单项选择题 如图所示,RTA已经配置了各接口地址并使能了NAT-PT功能。现要求在RTA上配置一对一的静态NAT-PT映射。则哪一个配置是正确的?()

A、[RTA]natptv6boundstatic1::21.1.1.2RTA]natptv4boundstatic1.1.1.31::3

B、[RTA]natptv6boundstatic1::21.1.1.3RTA]natptv4boundstatic1.1.1.21::3

C、[RTA]natptv6boundstatic1::21.1.1.3RTA]natptv4boundstatic1.1.1.31::3

D、[RTA]natptv6boundstatic1::31.1.1.3RTA]natptv4boundstatic1.1.1.21::2

  • B
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