Which spanning-tree enhancement avoids the learning and listening states and immediately places ports in the forwarding state?

Which spanning-tree enhancement avoids the learning and listening states and immediately places ports in the forwarding state?A . BPDUfilter B. PortFast C. Backbonefast D. BPDUguardView AnswerAnswer: B Explanation: PortFast Spanning Tree Portfast causes layer 2 switch interfaces to enter forwarding state immediately, bypassing the listening and learning states. It should...

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Which mode must be used to configure EtherChannel between two switches without using a negotiation protocol?

Which mode must be used to configure EtherChannel between two switches without using a negotiation protocol?A . on B. auto C. active D. desirableView AnswerAnswer: A Explanation: The Static Persistence (or “on” mode) bundles the links unconditionally and no negotiation protocol is used. In this mode, neither PAgP nor LACP...

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Based on the output for switch 1. which error must be corrected?

Refer to the Exhibit. After the switch configuration the ping test fails between PC A and PC B. Based on the output for switch 1. which error must be corrected?A . There is a native VLAN mismatch B. Access mode is configured on the switch ports. C. The PCs are...

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Where does the configuration reside when a helper address Is configured lo support DHCP?

Where does the configuration reside when a helper address Is configured lo support DHCP?A . on the router closest to the server B. on the router closest to the client C. on every router along the path D. on the switch trunk interfaceView AnswerAnswer: B

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What does a router do when configured with the default DNS lookup settings, and a URL is entered on the CLI?

What does a router do when configured with the default DNS lookup settings, and a URL is entered on the CLI?A . initiates a ping request to the URL B. prompts the user to specify the desired IP address C. continuously attempts to resolve the URL until the command is...

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What protocol allows an engineer to back up 20 network router configurations globally while using the copy function?

What protocol allows an engineer to back up 20 network router configurations globally while using the copy function?A . SMTP B. SNMP C. TCP D. FTPView AnswerAnswer: B

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What are two benefits of controller-based networking compared to traditional networking?

What are two benefits of controller-based networking compared to traditional networking?A . controller-based increases network bandwidth usage, while traditional lightens the load on the network. B. controller-based inflates software costs, while traditional decreases individual licensing costs C. Controller-based reduces network configuration complexity, while traditional increases the potential for errors D....

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What are two roles of Domain Name Services (DNS)? (Choose Two)

What are two roles of Domain Name Services (DNS)? (Choose Two)A . builds a flat structure of DNS names for more efficient IP operations B. encrypts network Traffic as it travels across a WAN by default C. improves security by protecting IP addresses under Fully Qualified Domain Names (FQDNs) D....

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Drag and drop the IPv6 address type characteristics from the left to the right

DRAG DROP Drag and drop the IPv6 address type characteristics from the left to the right. View AnswerAnswer: Explanation: Graphical user interface, application Description automatically generated

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If OSPF is running on this network, how does Router 2 handle traffic from Site B to 10.10.13/25 at Site A?

Refer to the exhibit. If OSPF is running on this network, how does Router 2 handle traffic from Site B to 10.10.13/25 at Site A?A . It sends packets out of interface Fa0/2 only. B. It sends packets out of interface Fa0/1 only. C. It cannot send packets to 10.10.13...

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