单项选择题
What is the first CoS process performed when a packet enters a JUNOS device?（）
A.Rewrite Marker B.Multifield Classifier C.Policing D.BA Classifier
单项选择题 What is the last CoS process performed prior to a packet leaving a router?（）
单项选择题 What is the proper order for CoS processing for ingress packets on a Juniper router?（）
多项选择题 Which two statements describe the default routing policy for BGP?（）
