單項選擇題

Refer to the exhibit.
Why does the trust state of interface FastEthernet 0/3 show "not trusted"？（）

A.DSCP map needs to be configured for VOIP.
B.ToS has not been configured.
C.ToS has been misconfigured.
D.The command mls qos needs to be turned on in global configuration mode.
E.There is not a Cisco Phone attached to the interface.

你可能感興趣的試題

單項選擇題

Refer to the exhibit.
What statement is true about the configuration on switch CAT1？（）

A.The configuration establishes policed DSCP on ports Fa0/11 and Fa0/12 with values ranging from 8 to 56.
B.The configuration overrides 802.1p priorities on packets entering ports Fa0/11 and Fa0/12 with a value of 48.
C.Untagged Port VLAN ID （PVID） frames will carry voice traffic on VLAN 40.
D.Two IP phones with the MAC addresses of 0008.8595.d1a7 and 0007.8595.d2b7 are connected to CAT1 ports Fa0/11 and Fa0/12， respectively.
E.Security violation shutdown mode has been activated for ports Fa0/11 and Fa0/12.
F.The configuration overrides the Quality of Service value in packets entering ports Fa0/11 and Fa0/12 with a value of 45.

多項選擇題

You need to configure a new Cisco router to be installed in the Company VOIP network.
Which three interface commands will configure the switch port to support a connected Cisco phone and to trust the CoS values received on the port if CDP discovers that a Cisco phone is attached？（）

A.switchport voice vlan vlan-id
B.mls qos trust device cisco-phone
C.switchport priority extend cos_value
D.mls qos trust cos
E.mls qos trust override cos

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Refer to the exhibit. Why does the trust state of interface FastEthernet 0/3 show "not trusted"？ （）

你可能感興趣的試題

Refer to the exhibit. What statement is true about the configuration on switch CAT1？（）

You need to configure a new Cisco router to be installed in the Company VOIP network. Which three interface commands will configure the switch port to support a connected Cisco phone and to trust the CoS values received on the port if CDP discovers that a Cisco phone is attached？ （）

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Refer to the exhibit.
Why does the trust state of interface FastEthernet 0/3 show "not trusted"？（）

Refer to the exhibit.
What statement is true about the configuration on switch CAT1？（）

You need to configure a new Cisco router to be installed in the Company VOIP network.
Which three interface commands will configure the switch port to support a connected Cisco phone and to trust the CoS values received on the port if CDP discovers that a Cisco phone is attached？（）