單項(xiàng)選擇題When an IP packet is Layer 3-switched from a source in one VLAN to a destination in anotherVLAN, which field in a packet will be rewritten? （）

A. Layer 2 TTL
B. Layer 3 TTL
C. Layer 3 source address
D. Layer 3 transport protocol
E. Layer 3 destination address


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1.單項(xiàng)選擇題During which phase is a proposal developed and delivered?（）

A.Prepare
B.Plan
C.Design
D.Operate

2.單項(xiàng)選擇題When you enter the interface command auto qos voip cisco-phone on a port at the edge of a network, how does the Cisco Catalyst switch detect if a Cisco IP Phone is connected to the port? （）

A. by snooping the CoS marking on the incoming frames
B. by using RTP hello messages between the switch port and the Cisco IP Phone
C. by using CDP
D. by using DHCP snooping
E. by snooping the incoming 802.1Q VLAN tag

4.多項(xiàng)選擇題Which two differentiators make RSTP the preferred protocol for preventing Layer 2 loops in aswitched network environment?（） (Choose two.)

A. Features such as UplinkFast and BackboneFast are compatible with RSTP.
B. An RSTP that is based on Cisco products generally performs better than the Cisco proprietary 802.1D enhancements.
C. Cisco proprietary enhancements are not transparent.
D. Information about port roles is sent to all switches.
E. RSTPs that are based on Cisco products require no additional configuration.

5.單項(xiàng)選擇題What is the final step of the core baselining process? （）

A. Implement threshold monitoring using RMON.
B. Implement monitoring using SNMP or RMON.
C. Poll and record specific SNMP MIB objects from the device.
D. Verify that SNMP MIB is supported in the relevant core device.

最新試題

Refer to the exhibit. Which SSH sessions will the SSH server accept?（）

題型：?jiǎn)雾?xiàng)選擇題

Which Cisco IOS command is used to troubleshoot a problem in which a BGP session stays in the active state?（）

題型：?jiǎn)雾?xiàng)選擇題

As an experienced technician, you are responsible for Technical Support in your company. One of the trainees is asking you which Cisco VPN Acceleration Module for Cisco 7200 Series routers and the Cisco 7301 provides high-performance encryption/compression and supports the latest encryption standard.Which of the following will answer his question?（）

題型：?jiǎn)雾?xiàng)選擇題

Which configuration will enable OSPF for IPv6 on FastEthernet 0/0/0?（）

題型：?jiǎn)雾?xiàng)選擇題

When a Cisco router is configured for SSH, it acts as an （）?

題型：?jiǎn)雾?xiàng)選擇題

Which command is used to view IPv6 parameters related to the BGP process?（）

題型：?jiǎn)雾?xiàng)選擇題

You are an experienced network administrator in an international corporation. During your working hours, you are asked to deploy the Cisco SSL VPN AIM module in a Cisco 1800 Series Router. The beneficial reason for that deployment is to:（）

題型：?jiǎn)雾?xiàng)選擇題

Which three of these items are IPv6 transition mechanisms? （）(Choose three.)

題型：多項(xiàng)選擇題

What is the most likely reason that an IBGP route that has been selected as a best route is not entered into the IP routing table?（）

題型：?jiǎn)雾?xiàng)選擇題

You have just reinstalled a VIP 6-80 in a Cisco 7500 Series router. What must you do to bring up the port adapter interfaces?（）

題型：?jiǎn)雾?xiàng)選擇題