178、如图所示 RTA 和 RTB 采用 GRE(含图) 隧道技术保证 IPv6 互访则请选择正确的命令填补下列RTAJipv6RTAJinterface EO/ORTA-
Ethernet0/0]ip address 119.145.22.193RTA
Ethernet0/0Tinterface e0/RTA-
Ethernet0/1]ipv6 address 1::A 64RTA
Ethernet0/1]undo ipv6 nd ra haltRTA-
Ethernet0/1]interface tunnel ORTA-
Tunnel0]source e0/0RTA-Tunnel01RTA-
TunnelO]ipv6 address auto link-localRTA
TunnelO]ipv6 route-static 2:: 64 tunnel
ORTBTipv6RTB]interface EO/ORTB
Ethernet0/0]ip address 121.9.14.210RTB-
Ethernet0/0Tinterface e01RTB-
Ethernet0/1Tipv6 address 2::B 64RTB
Ethernet0/1]undo ipv6 nd ra haltRTB-
EthernetO/1Tinterface tunnel ORTBTunnel0]source
e0/ORTB-
Tunnel0]destination119.145.22193RTB-
Tunnel0lipv6 address 2009::2 112RTBTunnel07
配置中的空白处