单项选择题
Which CLI command is used to enable MPLS Fast Reroute on a ingress router?（）
A. mpls fast reroute B. mpls fast-reroute C. enable mpls fast-reroute D. tunnel mpls fast-reroute
多项选择题 What are two advantages to customers with L2 MPLS VPNs? （）(Choose two.)
单项选择题 How is a Martini Layer 2 MPLS VPN established?（）
多项选择题 Given the following MPLS L2 configuration command: mpls-relay 10.1.1.1 4 Which two statements true? （）(Choose two.)
