[Free] 2018(Aug) Ensurepass Cisco 300-115 Dumps with VCE and PDF 171-180

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Implementing Cisco IP Switched Networks

Question No: 171

Where should the Root Guard be implemented in the network topology that Cisco recommends? (Choose two.)

1. All non-root ports of the Access Switches.

2. Downstream links from Distribution to Access Switches

3. Access Switches to uplink ports toDistribution Switches

4. On Layer 3 Switches.

Answer: A,B

Question No: 172

You have been asked to install and configure a new switch in a customer network. Use the console access to the existing and new switches to configure and verify correct device configuration.

Refer to the configuration. For which configured VLAN are untagged frames sent over trunk between SW1 and SW2?

1. VLAN1

2. VLAN 99

3. VLAN999

4. VLAN 40

5. VLAN 50

6. VLAN 200

7. VLAN 300

Answer: B Explanation:

The native VLAN is used for untagged frames sent along a trunk. By issuing the 鈥渟how interface trunk鈥?command on SW1 and SW2 we see the native VLAN is 99.

Question No: 173

Which statement about restrictions for multichassis LACP is true?

1. It is available only on aCisco Catalyst 6500 Series chassis.

2. It does not support 1Gb links.

3. Converting a port channel to mLACP can cause a service disruption.

4. It is not available in VSS.

Answer: C

Question No: 174

On which layer doesIP source guard provide filtering to prevent a malicious host from impersonating the IP address of a legitimate host?

1. Layer 1

2. Layer 2

3. Layer 3

4. Layer 7

Answer: B

Question No: 175

When a Layer 2 EtherChannel is configured, which statement about placement of the IP address is true?

1. The IP address is placed on the highest numbered member port.

2. The IP address is placed on the port-channel logical interface.

3. The IP address is placed on the lowest numbered member port.

4. The IP address is assigned via DHCP only.

Answer: B

Question No: 176

A network engineer is installing a switch for temporary workers to connect to. The engineer does not want this switchparticipating in Spanning Tree with the rest of the network; however, end user connectivity is still required. Which spanning-tree feature accomplishes this?

1. BPDUblock

2. BPDUfilter

3. BPDUignore

4. BPDUguard

5. BPDUdisable

Answer: B

Question No: 177

The following command was issued on a router that is being configured as the active HSRP router.

standby ip 10.2.1.1

Which statement is true about this command?

1. This command will not work because the HSRP groupinformation is missing

2. The HSRP MAC address will be 0000 0c07 ac00

3. The HSRP MAC address will be 0000 0c07 ac01.

4. The HSRP MAC address will be 0000.070c ad01.

5. This command will not work because the active parameter is missing

Answer: B

Question No: 178

Your customer has asked you to come in and verify the operation of routers R1 and R2 which are configured to use HSRP. They have questions about how these two devices will perform in the event of a device failure.

What percentage of the outgoing traffic from the 172.16.10.0/24 subnet is being forwarded through R1?

A. R1-0%

B. R1-50 %, R2-50%

C. R2-100%

D. R1-100%

Answer: D

Question No: 179

A network engineer is trying to prevent users from connectingunauthorized equipment to a production network Which option can be campus-wide to satisfy this requirement?

1. IP Source Guard

2. switch port block

3. Uplink fast

4. private VLAs

5. BPDU Guard

Answer: A

Question No: 180

EtherChannel load balancing with an exhibit. SERVER SERVER

| |

S W I T C H

|||||||||||

S W I T C H

| HOST

Which EtherChannel load balancing algorithm should be used to optimizethe EtherChannel links

between switches?

1. Source MAC

2. Source-dest MAC

3. Destination IP

4. Destination MAC

Answer: A

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