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2017 July Cisco Official New Released 300-115 Q&As
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Implementing Cisco IP Switched Networks (SWITCH v2.0)

QUESTION 171

Which option is the minimum number of bindings that the DHCP snooping database can store?

 

A.

1000 bindings

B.

2000 bindings

C.

5000 bindings

D.

8000 bindings

 

Correct Answer: D

 

 

 


 

 

QUESTION 172

In a switch stack environment, what is the total bidirectional traffic flow between two logical counter-rotating paths?

 

A.

16 Gbps

B.

32 Gbps

C.

64 Gbps

D.

128 Gbps

 

Correct Answer: B

 

 

QUESTION 173

Which opt
ion is valid for EtherChannel load balancing?

 

A.

source MAC address and source IP address

B.

destination MAC address and destination IP address

C.

source MAC address and destination IP address

D.

source MAC address and destination MAC address

 

Correct Answer: D

 

 

QUESTION 174

Refer to the exhibit. Which statement about the SPAN and RSPAN configuration on SW1 is true?

 

clip_image001

 

A.

SPAN session 2 only monitors egress traffic exiting port FastEthernet 0/14.

B.

RSPAN session 1 monitors activity on VLAN 50 of a remote switch.

C.

RSPAN session 1 is incompletely configured for monitoring.

D.

SPAN session 2 monitors all traffic entering and exiting port FastEthernet 0/15.

 

Correct Answer: C

 

 

 

QUESTION 175

Refer to the exhibit. DSW1 should share the same MST region with switch DSW2. Which statement is true?

 < /span>

clip_image002

 

A.

Configure DSW1 with the same version number, and VLAN-to-instance mapping as shown on DSW2.

B.

DSW2 uses the VTP server mode to automatically propagate the MST configuration to DSW1.

C.

DSW1 automatically inherits MST configuration from DSW2 because they have the same domain name.

D.

Configure DSW1 with the same region name, revision number, and VLAN-to-instance mapping as shown on DSW2.

E.

DSW1 is in VTP client mode with a lower configuration revision number, therefore, it automatically inherits MST configuration from DW2.

 

Correct Answer: D

 

 

QUESTION 176

Which statement describes one major issue that VTP can cause in an enterprise network when a new switch is introduced in the network in VTP mode server?

 

A.

It can cause network access ports to go into err-disabled state.

B.

It can cause a network-wide VLAN configuration change if the revision number on the new switch is higher.

C.

It can cause a network-wide VLAN configuration change if the revision number on the new switch is lower.

D.

It can cause routing loops.

 

Correct Answer: B

 

 

QUESTION 177

Which two statements are true about recommended practices that are to be used in a local VLAN solution design where layer 2 traffic is to be kept to a minimum? (Choose two.)

 

A.

Routing should occur at the access layer if voice VLANs are utilized. Otherwise, routing should occur at the distribution layer.

B.

Routing may be performed at all layers but is most commonly done at the core and distribution layers.

C.

Routing should not be performed between VLANs located on separate switches.

D.

VLANs should be local to a switch.

E.

VLANs should be localized to a single switch unless voice VLANs are being utilized.

 

Correct Answer: BD

 

 

QUESTION 178

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

 

A.

Layer 1

B.

Layer 2

C.

Layer 3

D.

Layer 7

 

Correct Answer: B

 

 

QUESTION 179

Which feature is automatically configured when an administrator enables a voice VLAN?< /font>

 

A.

802.1Q trunking

B.

PortFast

C.

QoS

D.

private VLANs

 

Correct Answer: B

 

 

QUESTION 180

Enablement of which feature puts the port into err-disabled state when the port has PortFast enabled and it receives BPDUs?

 

A.

BPDU filtering

B.

BackboneFast

C.

EtherChannel

D.

BPDU guard

 

Correct Answer: D

 

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