A.IP phones require inline power and must be in separate VLAN to receive inline power
B.IP telephony applications require prioritization over other traffic as they are more delaysensitive
C.IP phones can only receive IP addresses through DHCP if they are in separate VLAN
D.The CDP frames from the IP phone can only be recognized by the switch if the phone is in anauxiliary vlan
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According to the information presented in the following exhibit， can you tell me the reason that thetrust state of interface FastEthernet 0/3 displays "not trusted"？（）
A.The command mis qos needs to be turned on in global configuration mode
B.DSCP map needs to be configured for VOIP
C.ToS has not been configured
D.There is not a Cisco Phone attached to the interface
A.Variable queue delays
B.Packet drops
C.Transmitting too many small packets
D.Compression
A.Mis-routed packets
B.Excess jitter
C.Delay of critical traffic
D.Packet loss due to congestion
E.Data link layer broadcast storms
F.FTP connections unsuccessful
Refer to the exhibit. What is the effect when the switchport priority extend cos 3 command isconfigured on the switch port interface connected to the IP phone？（）
A.Effectively， the trust boundary has been moved to the PC attached to the IP phone
B.The computer is now establishing theCoS value and has effectively become the trust boundary
C.The IP phone is enabled to override with aCoS value of 3 the existing CoS marking of the PCattached to the IP phone
D.The switch will no longer tag incoming voice packets and will extend the trust boundary to thedistribution layer switch
E.RTP will be used to negotiate aCoS value based upon bandwidth utilization on the link
Based on the graphic below， which Catalyst switch interface command should be issued in orderfor the switch to instruct the phone to override the incoming CoS from the CK-PC before sendingthe packet to the switch？（）
A.switchport priority extend cos 11
B.switchport priority extend cos 2
C.mis qos cos 2
D.mis qos cos 2 override
最新試題
Drag the correct statements about MPLS-based VPN on the left to the boxes on the right.（Not allstatements will be used）
In computer security， AAA stands for authentication， authorization and accounting. Which optionabout the AAA authentication enable default group radius enable command is correct？（）
Which three statements accurately describe IOS Firewall configurations？（）
Which two encapsulation methods require that an 827 ADSL router be configured with a PPPusername and CHAP password？（）
IPSec VPN is a widely-acknowledged solution for enterprise network. Which three IPsec VPNstatements are true？（）
Study the exhibit carefully. The Cisco IOS IPsec High Availability （IPsec HA） Enhancementsfeature provides an infrastructure for reliable and secure networks to provide transparent availability of the VPN gateways - that is， Cisco IOS Software-based routers. What are the twooptions that are used to provide High Availability IPsec？（）
Drag and drop the xDSL type on the above to the appropriate xDSL description on the below.
Drag the protocols that are used to distribute MPLS labels from the above to the target area on thebelow.（Not all options will be used）
Drag the IOS commands from the left that would be used to implement a GRE tunnel using the10.1.1.0.30 network on interface serial 0/0 to the correct target area on the right.
Drag and drop the steps in the process for provisioning a cable modem to connect to a headendon the above to the below in the order defined by the DOCSIS standard.