多项选择题
A. Automatic 6to4 B. Manually configured tunnel C. ISATAP D. GRE
An engineer is reviewing another engineers sample confi...
单项选择题
An engineer is reviewing another engineer's sample configuration for a GRE tunnel used to pass IPv6 traffiC. The tunnel ha s not yet been configured on the router. Which of the following commands is not required for the configuration to pass IPv6 traffic?（）
A. tunnel source B. tunnel destination C. tunnel mode D. All these commands are requireD
The following configura tion exists on a router on one ...
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 client host uses IPv4 to communicate with one ser ver...
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
