Which field in an IP header is used for QoS marking?

• A.ToS
• B.SA
• C.CoS
• D.DA

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There is a spanning tree mismatch at the global level. PVST+ is configured on a VLT peer. All VLT port channels go down on both VLT peers. A syslog error message is generated. What is the correct action to resolve the issue?

• A.Verify the VLT LAG ID is configured correctly on both VLT peers.
• B.Enable RSTP on both VLT peers.
• C.Use the show VLT detail and show VLT brief commands to view the VLT port channel status information.
• D.Perform a mismatch check after the VLT peer is established.

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A network administrator enters the BGP command neighbor 10.0.2.1. The BGP router does NOT have any route to the 10.0.2.0 network. What will happen?

• A.It will send an ICMP packet to attempt to reach its 10.0.2.1 neighbor.
• B.The router will not form a successful adjacency with its 10.0.2.1 neighbor.
• C.It will send gratuitous ARP messages to attempt to discover a route to its 10.0.2.1 neighbor.
• D.The router will form a successful adjacency with its 10.0.2.1 neighbor. The BGP state will be listed as connect.

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Refer to the exhibit.
The output shown is from which command?

• A.S3(config-router-ospf-1)# show ip ospf topology
• B.S3(config-router-ospf-1)# show ip ospf lsa
• C.S3(config-router-ospf-1)# show ip ospf statistics
• D.S3(config-router-ospf-1)# show ip ospf database

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An administrator is implementing VLT in OS10. What type of port-channel must they configure for the VLTi?

• A.Trunking and one (1) native VLAN need to be defined on the port-channel.
• B.Administrator needs to configure a LACP Port-Channel.
• C.Administrator needs to configure a static Port-Channel.
• D.None, a port-channel is created automatically during VLT discovery.

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