640-911 무료 덤프문제 온라인 액세스

An engineer wants to repurpose a Cisco Nexus 7010 Switch for use in a lab and needs to restore the switch to factory defaults. Which two commands are required? (Choose two.)

• A.reload
• B.reboot
• C.write erase debug
• D.copy startup-config running-config
• E.write erase boot
• F.copy running-config startup-config

What are two advantages of employing an external router for inter-VLAN routing over an IEEE 802.1Q trunk link? (Choose two.)

• A.Layer 3 functionality is not required on the switch.
• B.Latency is reduced as packets leave the switch.
• C.Equal-Cost Multipath is supported.
• D.The router facilitates communication between VLANs.
• E.The single traffic path is optimized.

In an IEEE 802.3 Ethernet frame, what is the significance of the DSAP field?

• A.The DSAP field indicates the network layer protocol.
• B.The DSAP field is only used in Ethernet II frames.
• C.The DSAP field specifies the TCP or UDP port that is associated with the transport protocol.
• D.The DSAP field is only used on United States Department of Defense networks to indicate the information classification level.

Which four statements indicate unique properties of VLAN 1 on Cisco Nexus switches? (Choose four.)

• A.VLAN 1 is used to flood multicast traffic.
• B.VLAN 1 cannot be deleted.
• C.VLAN 1 is used for Cisco Discovery Protocol.
• D.VLAN 1 defines a broadcast domain.
• E.VLAN 1 defines a collision domain.
• F.VLAN 1 is used for VTP advertisements.

Given a subnet address of 10.6.128.0/22, how many IP addresses are usable for this subnet?

• A.1024
• B.2046
• C.256
• D.2048
• E.1022