展示を参照してください。R17がR18のWANインターフェイスへのpingを成功させるために必要なIPv6設定はどれですか。
A. R17# ! no ip domain lookup ip cef ipv6 cef ! interface FastEthernet0/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:2::201/64 !インターフェース FastEthernet1/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:3::201/64 !
B. R17# ! no ip domain lookup ip cef ipv6 unicast-routing ! interface FastEthernet0/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:2::201/64 !インタフェース FastEthernet1/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:3::201/64 ! no cdp log mismatch duplex ipv6 route 2001:DB8:4::/64 2001:DB8:3::301
C. R17# ! no ip domain lookup ip cef ! interface FastEthernet0/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:3::201/64 !インタフェース FastEthernet1/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:2::201/64 !
D. R17# ! no ip domain lookup ip cef ipv6 unicast-routing ! interface FastEthernet0/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:2::201/64 !インターフェース FastEthernet1/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:3::201/64 !