Router A is unable to reach Router B．Both routers are running ios version 12．0．After reviewing the command output and graphic,what is the most likely cause of the problem?

A、 incorrect bandwidth configuration
B、 incorrect LMI configuration
C、 incorrect map statement
D、 incorrect IP address

【正确答案】 C

【答案解析】frame-relay map ip 172．16．100．1 200 broadcast 这个命令配置错误 DLCI号应该是本地的100