单项选择题
A. Router(config-if)# encapsulation frame-relay q933a
B. Router(config-if)# encapsulation frame-relay ansi
C. Router(config-if)# encapsulation frame-relay ietf
D. Router(config-if)# encapsulation frame-relay isl
E. None of the above
多项选择题 Which statements are true about EIGRP successor routes?（）
单项选择题 You are troubleshooting a frame relay connection and wish to view the LMI traffic stats. Which command should you issue?（）
多项选择题 A new frame relay connection is being brought up. Which of the following are frame relay LMI type options that can be configured on this new link?（）