The policy action of color is used for congestion control under which circumstance?（）

多项选择题You have configured a Classifier Access Control List(CLACL)with multiple match clauses.Each match clause has multiple defined fields within it.Which two statements describe how the router evaluates this CLACL?（）

A.All fields in each match clause must match.
B.All match clauses in the CLACL must match.
C.Only asingle field in each match clause must match.
D.Only asingle match clause in the CLACL must match

单项选择题Which color does the router assign to packets received at a datarate that is above the committed rate but is below the peak rate?（）

A.red
B.white
C.green
D.yellow

单项选择题What is the maximum number of input policy lists that you can attach to an IP interface？（）

A.1
B.2
C.128
D.512

多项选择题When an LNS sends a Start Control Connection Reply to a LAC，which three parameters can be conveyed？（）

A.host name
B.Tunnel ID
C.IP address
D.DHCP reply
E.L2TP version

单项选择题Which attribute uniquely identifies the L2TP connection between the router and the L2TP network server?（）

A.Tunnel ID
B.Tunnel tag
C.Tunne ltype
D.Tunnel medium