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Product Description:
Exam Number/Code: 300-320
Exam name: ARCH Designing Cisco Network Service Architectures
n questions with full explanations
Certification: Cisco Certification
Last updated on Global synchronizing

Free Certification Real IT 300-320 Exam pdf Collection

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New Cisco 300-320 Exam Dumps Collection (Question 14 - Question 23)

Question No: 14

When a Cisco ASA adaptive security appliance is configured for active/standby failover, which MAC address is used for the active unit?

A. the MAC address of the primary unit

B. the MAC address of the secondary unit

C. the virtual MAC address

D. the standby MAC address

Answer: A


Question No: 15

What are two characteristics of Server Load Balancing router mode? (Choose two.)

A. The design supports multiple server subnets.

B. An end-user sees the IP address of the real server.

C. SLB routes between the outside and inside subnets.

D. The source or destination MAC address is rewritten, but the IP addresses left alone.

E. SLB acts as a "bump in the wire" between servers and upstream firewall or Layer 3 devices.

Answer: A,C


Question No: 16

Which of the following is a recommended practice of a data center core?

A. Server-to-server traffic always remains in the core layer.

B. The core infrastructure should be in Layer 3.

C. Core layer should run BGP along with an IGP because iBGP has a lower administrative distance than any IGP

D. The Cisco Express Forwarding hashing algorithm is the default, based on the IP address and Layer 4 port

Answer: B


Question No: 17

You need to use source specific multicast, which addressing should you use ?

A. 224.0.0.0/8

B. 232.0.0.0/8

C. 248.0.0.0/8

D. 254.0.0.0/8

E. 242.0.0.0/8

Answer: B


Question No: 18

When designing layer 2 STP based LAN with FHRP, what design recommendation should be

followed?

A. Assign STP root with active FHRP device

B. Assign native VLAN to lowest number in use

C. Avoid configuring router preempt

D. Avoid modifying STP & FHRP default timers

Answer: A


Question No: 19

Which QoS mechanism uses RSVP?

A. IntServ

B. DiffServ

C. CoS

D. ToS

Answer: A


Question No: 20

Multicast PIM-Sparse mode sends traffic overload. Which feature can reduce the multicast traffic in the access layer? (E)

A. IGMP snooping

B. Filter at Boundaries

C. PIM Dense-Mode

D. MSDP

Answer: A


Question No: 21

A network engineer wants to segregate three interconnected campus network via IS- IS

routing. A two-layer hierarchy must be used to support large routing domains to avoid more specific

routes from each campus network being advertised to other campus network routers automatically.

What two actions should be taken to accomplish this segregation? (Choose two).

A. Assign a unique IS-IS NET value for each campus and configure internal campus routers with level 1

routing.

B. Designate two IS-IS routers from each campus to act as a Layer 1/Layer 2 backbone routers at the edge of each campus network.

C. Designate two IS-IS routers as BDR routers at the edge of each campus.

D. Assign similar router IDs to all routers within each campus.

E. Change the MTU sizes of the interface of each campus network router with a different value

Answer: A,B


Question No: 22

In which OSI layer does IS-IS operate?

A. Layer 1

B. Layer 2

C. Layer 3

D. Layer 4

Answer: B

Explanation:

Yeah, it can advertise layer 3 IPv4 & v6 routes but it operates at L2. (that's why Fabricpath is based on IS-IS)


Question No: 23

When designing data centers for multitenancy, which two benefits are provided by the implementation of VSAN and zoning? (choose two)

A. VSAN provides a means of restricting visibility and connectivity among devices connected to a zone

B. VSANs have their own set of services and address space, which prevents an issue in one VSAN from

affecting others

C. Zones provide the ability to create many logical SAN fabrics on a single Cisco MDS 9100 family switch

D. VSANs and zones use separate fabrics

E. Zones allow an administrator to control which initiators can see which targets

Answer: B,E


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