多項(xiàng)選擇題Which two statements about the diffserv model are true?()

A.a class can be inentified as a single application .multiple applications with similar service nees.or be based on the source or destination ip addresses.
B.a drawback of the diffserv model is that it does not provide backward compatibility with devices that can only use the tos field.
C.diffserv uses the diffserv field in the MAC header to mark frames into behavior aggregates(BAs)
D.the diffserv field occupies the same eight bits of the mac header that were previously used for the tos field.
E.the first six high-order bits of the diffserv field are used to identify the resource reservation protocol(RSVP) value .
F.the primary goal of diffserv is scalabilty.


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1.多項(xiàng)選擇題For which two types of applications can the SDM provide wizards?()

A. security services
B. TACACS+services
C. Mpls services
D. Routing services
E. Ppp0e services
F. Poe services

2.單項(xiàng)選擇題Which traffic descriptor s can be recognized and categorized by cisco quality of service(qos)features?()

A. incoming interface.outgoing interface.ip precedence.and differentiated services code  P.oint(DSCP).
B. Incoming interace.ip precedence.differentiated services code point(DSCP),and source or d.estination address.
C. Outgoing interface.ip precedence.differentiated services code point(DSCP).and source or d.estination address.
D. Incoming interface .outgoing interface.ip precedence and differentiated code point s.ervices(DCPS)
E. Incoming interface .ip precedence .and source or destination address. 
F. Outgoing interface.ip precedence .and source or destination address.

3.單項(xiàng)選擇題

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.

4.單項(xiàng)選擇題

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.

5.單項(xiàng)選擇題Which traffic descriptor is used for marking? ()

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)

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