Ccna3 Chapter 2

Front 1

What could be the effect of duplicate unicast frames arriving at a destination device due to multiple active alternative physical paths?

Back 1

* Application protocols malfunction.

Front 2

Which three components are combined to form a bridge ID?

Back 2

* extended system ID
* MAC address
* bridge priority

Front 3

Refer to the exhibit. Which trunk link will not forward any traffic after the root bridge election process is complete?

Back 3

* Trunk2

Front 4

Which STP port role is adopted by a switch port if there is no other port with a lower cost to the root bridge?

Back 4

* root port

Front 5

Which is the default STP operation mode on Cisco Catalyst switches?

Back 5

* PVST+

Front 6

What is an advantage of PVST+?

Back 6

* PVST+ optimizes performance on the network through load sharing.

Front 7

In which two port states does a switch learn MAC addresses and process BPDUs in a PVST network?

Back 7

* forwarding
* learning

Front 8

Which STP priority configuration would ensure that a switch would always be the root switch?

Back 8

* spanning-tree vlan 10 priority 0

Front 9

To obtain an overview of the spanning tree status of a switched network, a network engineer issues the show spanning-tree command on a switch. Which two items of information will this command display?

Back 9

* The root bridge BID.
* The role of the ports in all VLANs.

Front 10

Which two network design features require Spanning Tree Protocol (STP) to ensure correct network operation

Back 10

* redundant links between Layer 2 switches
* removing single points of failure with multiple Layer 2 switches

Front 11

Which nonproprietary protocol provides router redundancy for a group of routers which support IPv4 LANs?

Back 11

* VRRPv2

Front 12

Refer to the exhibit. Which protocol information is being displayed in the output?

Back 12

* GLBP

Front 13

Refer to the exhibit. A network engineer is troubleshooting host connectivity on a LAN that uses a first hop redundancy protocol. Which IPv4 gateway address should be configured on the host?

Back 13

* 192.168.2.100

Front 14

What value determines the root bridge when all switches connected by trunk links have default STP configurations?

Back 14

* MAC address

Front 15

Which two concepts relate to a switch port that is intended to have only end devices attached and intended never to be used to connect to another switch? (

Back 15

* edge port
* PortFast

Front 16

Which Cisco switch feature ensures that configured switch edge ports do not cause Layer 2 loops if a port is mistakenly connected to another switch?

Back 16

* BPDU guard

Front 17

. A network administrator configured routers R1 and R2 as part of HSRP group 1. After the routers have been reloaded, a user on Host1 complained of lack of connectivity to the Internet The network administrator issued the show standby brief command on both routers to verify the HSRP operations. In addition, the administrator observed the ARP table on Host1. Which entry should be seen in the ARP table on Host1 in order to gain connectivity to the Internet?

Back 17

* the virtual IP address and the virtual MAC address for the HSRP group 1

Front 18

To enable Rapid PVST+ on a Cisco switch, the spanning-tree mode ______ global configuration mode command is required

Back 18

rapid-pvst

Front 19

The default hello timer value for STP BPDU frames is ___ seconds.

Back 19

2

Front 20

In FHRP operation, two or more routers are represented as a single ____ router.

Back 20

virtual

Front 21

Matching 1

Back 21

Cisco Implementation of IEEE 802.1D

Fast Converging enhancement of IEEE802.1D

IEEE standard that reduces the number of STP

BLANK

Proprietary per VLAN implemenatation

Front 22

Matching 2

Back 22

Step 4

BLANK

Step 3

Step 1

Step 2

Front 23

Open the PT Activity. Perform the tasks in the activity instructions and then answer the question.Which switch is the root bridge?​

Back 23

* Switch_4