Which command must be globally enabled on a Cisco router to support IPv6?（）A、ip routing ipv6B、ipv6 unicast - routingC、ipv6 routingD、ip classlessE、ipv6 cef

第1题：

第2题：

Which of the following is not an essential prerequisite for AutoQoS to be correctly applied to aninterface？ （Choose all that apply.）（）

• A、The interface must be configured as a Multilink PPP interface
• B、The correct bandwidth should be configured on the interface
• C、A QoS policy must not be currently attached to the interface
• D、CEF must be enabled
• E、AutoQoS must be enabled globally before it can be enabled on the interface
• F、An IP address must be configured on the interface if its speed is equal to or less than 768 kbps

第3题：

第4题：

When a new trunk link is configured on an IOS based switch, which VLANs are allowed over the link（）。

• A、By default, all defined VLANs are allowed on the trunk.
• B、Each single VLAN, or VLAN range, must be specified with the switchport mode command.
• C、Each single VLAN, or VLAN range, must be specified with the vtp domain command.
• D、Each single VLAN, or VLAN range, must be specified with the vlan database command.

第5题：

Which three options are prerequisites to configuring Cisco AutoOoS？（）

• A、Cisco Express Forwarding （CEF） must be globally enabled.
• B、Prior to the enabling of the Cisco AutoOoS feature， the bandwidth command must be applied on all interfaces or subinterfaces.
• C、After the enabling of the Cisco AutoOoS feature， the bandwidth command must be applied on all interfaces or subinterfaces .
• D、OoS policies must be enabled on all interfaces that will participate in the AutoOoS configuration.
• E、An IP address must be configured on all low-bandwidth interfaces （768 kb/s or lower） that will participate in the AutoOoS configuration
• F、An IP address must be configured on all interfaces that will participate in the AutoOoS configuration

第6题：

Which of the following is not an essential prerequisite for AutoQoS to be correctly applied to an interface（）

• A、The interface must be configured as a Multilink PPP interface.
• B、The correct bandwidth should be configured on the interface.
• C、A QoS policy must not be currently attached to the interface.
• D、CEF must be enable
• E、AutoQoS must be enabled globally before it can be enabled on the interface.
• F、An IP address must be configured on the interface if its speed is equal to or less than 768 kbps.

第7题：

he Clinton Howe Weights and Measures Company wants to send CDRs to a syslog server. Which two options are required?（）

• A、The CDR collection must be enabled from the CLI. 
• B、The syslog server IP address must be configured using the logging command. 
• C、The CDRs must be sent to the syslog server using the gw-accounting syslog command. 
• D、The logging file must be initialized using the logging buffered command.

第8题：

第9题：

The Cisco AutoQoS feature is being used throughout the Company VOIP network.  Which three  statements about this feature are true？（）

• A、The "mls qos" global configuration command must be entered before configuring AutoQoS.
• B、CEF must be enabled.
• C、The "no auto qos voip" command is used to disable Cisco AutoQos and revoke all  configurations generated by Cisco AutoQos.
• D、CDP must be enabled.
• E、SNMP must be enabled.

第10题：

Which statement describes the process ID that is used to run OSPF on a router ?（）

• A、It is locally significant and must be the same throughout an area
• B、It is globally significant and is used to represent the AS number
• C、It is locally significant and is used to identify an instance of the OSPF database
• D、It is globally significant and is used to identify OSPF stub areas