[Free] 2017(July) Ensurepass Examcollection Cisco 300-115 Latest Dumps 161-170

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Implementing Cisco IP Switched Networks (SWITCH v2.0)

QUESTION 161

Which four LACP components are used to determine which hot-standby links become active after an interface failure within an EtherChannel bundle? (Choose four.)

 

A.

LACP system priority

B.

LACP port priority

C.

interface MAC address

D.

system ID

E.

port number

F.

hot-standby link identification number

G.

interface bandwidth

 

Correct Answer: ABDE

 

 

QUESTION 162

To follow the Layer 2 switching guidelines, a network engineer decides to create a separate spanning tree for every group of 10 VLANs. Which version of spanning tree is appropriate to meet the company policy?

 

A.

MST

B.

PVST+

C.

RSTP

D.

RPVST+

E.

STP

 

Correct Answer: A

 

 

QUESTION 163

Refer to the exhibit. What is the result of the SPAN configuration on a Cisco switch?

 

clip_image001

 

A.

Configure a SPAN session to monitor the received traffic on interface g0/4 only for VLAN 3.

B.

Configure a SPAN session to monitor the received traffic on interface g0/4 for all VLANs except VLAN 3.

C.

Configure a SPAN session to monitor the received traffic on interface g0/5 only for VLAN 3.

D.

Configure a SPAN session to monitor the received traffic on interface g0/5 for all VLANs except VLAN 3.

 

Correct Answer: A

 

 

 

 

 

 

 

 

QUESTION 164

Refer to the exhibit. A network engineer changes the default native VLAN to VLAN 999. After applying the settings on the uplinks to the core switches, the switch control traffic, such as CDP and VTP, is no longer working. The standard configuration is used for each uplink. What is wrong with the configuration?

 

clip_image003

 

A.

The interface is administratively down.

B.

The encapsulation type is incorrect.

C.

The switchport mode trunk command should be first in the output.

D.

The native VLAN is not present on the trunk.

E.

The control traffic must be manually enabled on the new native VLAN.

 

Correct Answer: D

 

 

QUESTION 165

Refer to the exhibit. Which configuration ensures that the Cisco Discovery Protocol packet update frequency sent from DSW1 to ALS1 is half of the default value?

 

< a href="http://www.pass-exams.com/wp-content/uploads/2017/07/clip_image004-35.jpg">clip_image004

 

A.

DSW1(config)#cdp timer 90

B.

DSW1(config-if)#cdp holdtime 60

C.

DSW1(config)#cdp timer 30

D.

DSW1(config)#cdp holdtime 90

E.

DSW1(config-if)#cdp holdtime 30

F.

DSW1(config-if)#cdp timer 60

 

Correct Answer: C

 

 

QUESTION 166

What action should a network administrator take to enable VTP pruning on an entire management domain?

 

A.

Enable VTP pruning on any client switch in the domain.

B.

Enable VTP pruning on every switch in the domain.

C.

Enable VTP pruning on any switch in the management domain.

D.

Enable VTP pruning on a VTP server in the management domain.

 

Correct Answer: D

 

 

QUESTION 167

Interfaces are assigned to a VLAN, and then the VLAN is deleted. Which state are these interfaces in after the VLAN is deleted?

 

A.

They remain up, but they are reassigned to the default VLAN.

B.

They go down until they are reassigned to a VLAN.

C.

They go down, but they are reassigned to the default VLAN.

D.

They remain up, but they are reassigned to the native VLAN.

 

Correct Answer: B

 

 

QUESTION 168

Refer to the ex
hibit. BPDUGuard is enabled on both ports of SwitchA. Initially, LinkA is connected and forwarding traffic. A new LinkB is then attached between SwitchA and HubA. Which two statements about the possible result of attaching the second link are true? (Choose two.)

 

clip_image005

 

A.

The switch port attached to LinkB does not transition to up.

B.

One or both of the two switch ports attached to the hub goes into the err-disabled state when a BPDU is received.

C.

Both switch ports attached to the hub transitions to the blocking state.

D.

A heavy traffic load could cause BPDU transmissions to be blocked and leave a switching loop.

E.

The switch port attached to LinkA immediately transitions to the blocking state.

 

Correct Answer: BD

 

 

QUESTION 169

What is the effect of configuring the following command on a switch?

 

Switch(config) # spanning-tree portfast bpdufilter default

 

A.

If BPDUs are received by a port configured for PortFast, then PortFast is disabled and the BPDUs are processed normally.

B.

If BPDUs are received by a port configured for PortFast, they are ignored and none are sent.

C.

If BPDUs are received by a port configured for PortFast, the port transitions to the forwarding state.

D.

The command enables BPDU filtering on all ports regardless of whether they are configured for BPDU filtering at the interface level.

 

Correct Answer: A

 

 

QUESTION 170

Which protocol will enable a group of routers to form a single virtual router and will use the real IP address of a router as the gateway address?

 

A.

Proxy ARP

B.

HSRP

C.

IRDP

D.

VRRP

E.

GLBP

 

Correct Answer: D

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