MEF-CLOUDCAMPUS AULA 08-09

1. 1Which one of the following statements describes how frame loss ratio (FLR) is measured for an EPL service?

   1. Aa. For each EVC CoS, count all green frames sent and received over an agreed time interval.
   2. Bb. For each EVC CoS, count all green and yellow frames sent and received over an agreed time interval.
   3. Cc. For an EVC, count all green and yellow frames sent and received over an agreed time interval.
   4. Dd. For an EVC, count all frames sent and received (regardless of CoS) over an agreed time interval.
2. 2NE A and NE B are connected by an Ethernet link. Brian, an operator, has access only to NE B (NE B is in Brian's domain of operations, but NE A is not). Which two options below can be available (with correct provisioning) to Brian? (Choose two)

   1. Aa. Use RDI to initiate LOAM link discovery.
   2. Bb. Use SOAM loopback to verify link connectivity.
   3. Cc. Use LOAM loopback to redirect all traffic at NE B back toward NE A.
   4. Dd. Use LOAM loopback to redirect all traffic at NE A back toward NE B.
   5. Ee. Use SOAM loopback to redirect all traffic at NE A back toward NE B.
3. 3Which of the following is not an SOAM frame?

   1. Aa. Alarm Indication Signal (AIS)
   2. Bb. Remote defect indication (RDI)
   3. Cc. Loss Measurement Message (LMM)
   4. Dd. Connectivity Check Message (CCM)
4. 4Which two of the following statements are correct ? (Choose two)

   1. Aa. An ME can include any number of MIPs.
   2. Bb. SOAM domains can overlap.
   3. Cc. An ME can include more than two MEPs.
   4. Dd. LOAM support is required for Type 2.1 UNIs and at ENNIs.
   5. Ee. SOAM CCMs can support 50 ms protection switching.
5. 5If a MEP sends a Loss Measurement Message (LMM), where does it go?

   1. Aa. To all MEPs in the MEG
   2. Bb. To peer MIPs in the same ME
   3. Cc. To all MIPs in every ME
   4. Dd. To the peer MEP in the same ME
   5. Ee. To all MEPs in every ME
6. 6Per MEF 30.1, to whom does the EVC MEG belong?

   1. Aa. Subscriber and Operator
   2. Bb. Operator
   3. Cc. Operator and Service Provider
   4. Dd. Subscriber
   5. Ee. Service Provider
7. 7MEP clock synchronization is required to measure which two of the following? (Choose two)

   1. Aa. One‐way delay with the Dual‐Ended Delay function
   2. Bb. One‐way delay with the Single‐Ended Delay function
   3. Cc. Two‐way delay with the Single‐Ended Delay function
   4. Dd. Two‐way delay with the Dual‐Ended Delay function
8. 8To isolate a fault within a point‐to‐point OVC, an operator can:

   1. Aa. Send a frame loss measurement message (LMM) to the appropriate peer MEP.
   2. Bb. Initiate SOAM Loopback over the appropriate ME.
   3. Cc. Process the most recent remote defect indicator (RDI) per IEEE 802.1Q.
   4. Dd. Inspect all continuity check messages (CCMs) for the appropriate ME.
   5. Ee. Initiate SOAM Link Trace over the appropriate ME.
9. 9Which Maintenance Entity (ME) should the service provider use to monitor the performance of an Ethernet service that spans two Operator MENs?

   1. Aa. Operator ME
   2. Bb. UNI ME
   3. Cc. EVC ME
   4. Dd. ENNI ME
   5. Ee. Subscriber ME
10. 10Which two SOAM frames are used for performance monitoring? (Choose two)

    1. Aa. LBM (Loopback Message)
    2. Bb. LTM (Link Trace Message)
    3. Cc. CCM (Continuity Check Message)
    4. Dd. DMM (Delay Measurement Message)
    5. Ee. LMM (Loss Measurement Message)

11. 11One‐way frame delay for a service frame in an EVC‐based service... (Choose two)

    1. Aa. Includes the time of transmission between the UNI‐C and the UNI‐N at both UNIs.
    2. Bb. Includes the time that the service frame waits in queue at the CE to be scheduled for transmission.
    3. Cc. Depends on the length of the service frame.
    4. Dd. Measures time of travel, CE‐to‐CE, for the first bit in the service frame.
12. 12Which four of the following items are connectivity fault management (CFM) functions? (Choose four)

    1. Aa. Loopback
    2. Bb. Frame Delay Measurement
    3. Cc. Alarm Indication Signal (AIS)
    4. Dd. Frame Loss Measurement
    5. Ee. Link Trace
    6. Ff. Remote defect indication (RDI)
13. 13How many ordered UNI pairs are in an EVC containing three UNIs?

    1. Aa. Nine
    2. Bb. Six
    3. Cc. Two
    4. Dd. Three
14. 14Which two statements about SOAM frames are true? (Choose two)

    1. Aa. AIS frames are sent away from the direction of failure.
    2. Bb. CCM frames containing RDI are sent away from the direction of failure.
    3. Cc. AIS frames are sent toward the direction of failure.
    4. Dd. CCM frames containing RDI are sent toward the direction of failure.
15. 15What are three advantages offered by Ethernet over Bonded Copper? (Choose three)

    1. Aa. Supports rates up to 1 Gb/s through bonding of additional copper pairs
    2. Bb. Widely available copper infrastructure
    3. Cc. No distance limitation
    4. Dd. Low cost
    5. Ee. Easy to deploy in rugged terrain
    6. Ff. Resiliency through bonding copper pairs
16. 16An office, located 3 miles (4.8 km) from the service provider network, requires 2 Mb/s of symmetric connectivity to an EVP‐LAN service. A single copper pair is available. Which of the following access technologies is most appropriate?

    1. Aa. 10PASS‐TS
    2. Bb. Ethernet over DOCSIS
    3. Cc. Ethernet over PDH
    4. Dd. G.SHDSL
17. 17What is the advantage of having Ethernet service over WiMAX?

    1. Aa. No cabling
    2. Bb. No reach limitation
    3. Cc. Bandwidth split among multiple users
    4. Dd. Resilience
18. 18Which access technology can support Ethernet services in parallel with TV services as commonly deployed by MSO/Cable TV operators?

    1. Aa. Ethernet over HFC
    2. Bb. Ethernet over PDH
    3. Cc. Ethernet over Bonded Copper
    4. Dd. Ethernet over Terrestrial Microwave
    5. Ee. Ethernet over GPON
19. 19A mobile backhaul operator needs to reach a cell tower located in an undeveloped rural area. Which two of the following technologies could be most quickly deployed? (Choose two)

    1. Aa. Ethernet over PDH
    2. Bb. Ethernet over bonded copper pairs
    3. Cc. Ethernet over SONET/SDH
    4. Dd. Ethernet over Fiber
    5. Ee. Ethernet over Free Space Optics
    6. Ff. Ethernet over Terrestrial Microwave
20. 20What are two advantages of Ethernet over SONET/SDH? (Choose two)

    1. Aa. Supports circuit emulation
    2. Bb. Highly reliable
    3. Cc. Provides dedicated bandwidth that is not impacted by other user traffic
    4. Dd. Supports multiple classes of service
    5. Ee. Supports multipoint services (EP‐LAN, EP‐Tree)
21. 21An incumbent provider (ILEC/PTT) wants to provide an Ethernet service at 6 Mb/s over its existing copper network infrastructure. The UNI will be 20 km (12.4 miles) away from the nearest switching office. Which technology do you recommend for this application?

    1. Aa. Ethernet over bonded T3/E3 PDH circuits
    2. Bb. Ethernet over bonded T1/El PDH circuits
    3. Cc. Ethernet over bonded copper pairs (2BASE‐TL)
    4. Dd. Ethernet over HFC/DOCSIS
22. 22What is an advantage of Ethernet over PDH compared to Ethernet over Copper?

    1. Aa. Supports eight classes of service
    2. Bb. Supports resiliency through bonding
    3. Cc. No distance limitation
    4. Dd. Easy, low‐cost, and rapid to deploy
    5. Ee. Uses widely deployed infrastructure
23. 23Which two of the following access technologies support rates over 1 Gb/s? (Choose two)

    1. Aa. Ethernet over HFC/DOCSIS
    2. Bb. Ethernet over Active Fiber
    3. Cc. Ethernet over PDH
    4. Dd. Ethernet over SONET/SDH
24. 24Which wireless access technology uses licensed frequency spectrum in high‐power applications?

    1. Aa. Ethernet over DOCSIS
    2. Bb. Ethernet over terrestrial microwave
    3. Cc. Ethernet over free space optical
    4. Dd. Ethernet over WiFi
25. 25Which of the following access technologies has the shortest reach?

    1. Aa. Ethernet over PDH
    2. Bb. Ethernet over Bonded Copper
    3. Cc. Ethernet over Terrestrial Microwave
    4. Dd. Ethernet over Active Fiber
    5. Ee. Ethernet over HFC/DOCSIS
26. 26Which of the following is a disadvantage of Ethernet over Active Fiber?

    1. Aa. Dated technology
    2. Bb. Lack of widespread availability for fiber infrastructure
    3. Cc. Poor bandwidth granularity
    4. Dd. Distance limited to under 40 km
    5. Ee. Speed limited to 100 Mb/s
27. 27What are two advantages of using Ethernet over GPON versus Ethernet over copper? (Choose two)

    1. Aa. Resiliency through bonding
    2. Bb. Supports efficient multicasting
    3. Cc. The physical media is widely deployed.
    4. Dd. Higher bandwidth

Description

Todos as disciplinas Geral (MEF) Quiz on MEF-CLOUDCAMPUS AULA 08-09, created by fdsqwertyfds qwerty on 18/10/2016.

Author

fdsqwertyfds qwerty

Language

Português

Views

2

History

Created on 18 Oct 2016 · updated on 2 Nov 2016

Tags

geralmeftodos as disciplinas

Rating

No ratings yet

Rate this quiz

Rate this quiz

More on Carrier Ethernet Services