当你试图从路由器 Corp 登录到路由器 SF 时,收到如下消息: Corp# telnet SF Trying SF ( 10.0.0.1 ) ......open Password required, but none set [Connection to SF closed by foreign host] Corp# 要解决这种问题, 可使用下面哪个命令序列?
A.
Corp (config)# line console 0 Corp (config-line)#password password Corp (config-line)#login
B.
SF (config)# line console 0 SF (config-line)#password password SF(config-line)#login
C.
Corp (config)# line vty 0 4 Corp (config-line)#password password Corp (config-line)#login
D.
SF (config)# line vty 0 4 SF (config-line)#password password SF(config-line)#login