Which traffic descriptor s can be recognized and categorized by cisco quality of service（qos）features？（）

单项选择题Refer to the exhibit which statement is true？（）

A. telnet traffic originating from the router will be rate limited unless it is destined for hosts 10.1.1.1 or 10.1.1.2
B. the configuration will not rate limit any telnet traffic until it is applied to a router interface.
C. All telnet traffic destined for the router will be rate limited.
D. telnet traffic from hosts 10.1.1.1 and 10.1.1.2 destined for the router will not be rate limited.

单项选择题After logging into the WCS wireless management server，the administrator is presented with the initial home page showing the network summary.there are four main menu choices across the top horizontal secreen.what is the purpose of the location menu choice？（）

A.to configure the location and addition of a wireless lan controller（WLC） using an ip address. 
B.to enable the ：on demand” location of a single rogue AP or rogue client.
C.to configure the communication with a location appliance.
D.to configure the location and addition of a wireless access point using an ip address.

单项选择题Whichtrafficdescriptorisusedformarking？（）

A.weighted RED （WRED） orange or green labels
B.modular QoS CLI （MQC） application layer tags
C.Deficit Round Robin （DRR） precedence bits
D.header compression tags
E.MPLS experimental bits
F.FIFO Layer 2 descriptor labels （L2DL）

单项选择题WhichheaderorsetofheadersdoesCRTPcompress？（）

A.Layer 2
B.Layer 3
C.Layer 4
D.Layer 2 and Layer 3
E.Layer 3 and Layer 4

多项选择题Whatarethethreeelementsofconfiguringcongestionmanagement？（）

A.queue creation
B.determining packet drop thresholds
C.determining the random early detection method
D.traffic classification
E.queue scheduling
F.FIFO configuration