640-878 試験問題を無料オンラインアクセス

Refer to the exhibit.

Which three commands are required on interface fastethernet 5/6 in order to create a trunk link between another Cisco Catalyst Switch? (Choose three.)

• A.switchport trunk encapsulation dot1Q
• B.no switchport
• C.switchport mode trunk
• D.switchport trunk enable
• E.interface fastethernet 5/6 trunk
• F.encapsulation trunk
• G.no shutdown
• H.switchport trunk allow dot1Q

Refer to the Cisco IOS XR commands exhibit.

The router administrator is trying to activate a software package on the router but is not able to do so. Which statement about this problem is true?

• A.The install activate command is not the correct command to use.
• B.The router needs to be in the global configuration mode.
• C.The administrator needs to log in as the "root" user instead of the "admin" user.
• D.The router needs to be in the admin global configuration mode.
• E.The router needs to be in the admin EXEC mode.

What command will install the image needed on the Cisco IOS-XR if the SSH configuration options are unavailable?

• A.install commit disk0:c12k-diags.pie-4.1.2
• B.install activate disk0:c12k-k9sec.pie-4.1.2
• C.install ssh activate disk0:c12k-k9sec.pie-4.1.2
• D.install activate disk0:c12k-diags.pie-4.1.2

Which first-hop router redundancy protocol uses the active virtual gateway to assign a virtual MAC address to the active virtual forwarders?

• A.VRRP
• B.GLBP
• C.HSRP
• D.FHRP

Refer to the exhibit.

Which statement is true?

• A.The encapsulation type that is used is 802.1ad.
• B.The switchport trunk native vlan command is not configured; therefore, the trunk is not operational.
• C.VLAN 1 traffic is sent untagged on the fa0/11 trunk port.
• D.The switchport trunk allowed vlan command is not configured; therefore, no VLANs are allowed on the trunk.
• E.All VLANs traffic, including the native VLAN traffic, is tagged with a VLAN ID when it is sent over the fa0/11 trunk port.