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Question 1

(0)

According to the IEEE 802JQ standard, where is the VLAN ID field on the Ethernet?

Question 2

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What are the reasons for the R-Los alarm reported on the 0TU board?

Question 3

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Which of the following light source technologies does the 100GOTU board use?

Question 4

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The 802.1Q tag header contains a two-byte TPID. Which of the following is its standard value?

Question 5

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Both the 1310nm and 1550nm transmission windows are low-loss windows. In the DWDM system, only the 1550nm transmission window is used. Which of the following options is the main reason?

Question 6

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Which of the following alarms will be reported by the peer end when it is detected that the error code exceeds the limit in the B2 byte?

Question 7

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In the CES service, which of the descriptions of "packet loading time" and "jitter buffer time" is wrong?

Question 8

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DCM optical power debugging requires the input of DCM to be no greater than which of the following values?

Question 9

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The DWDM system has extremely high requirements on the stability of the light source. Which of the following factors will affect the stability of the light source?

Question 10

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The EDFA erbium-doped fiber amplifier is a key component of the new generation of optical fiber systems. Which of the following options are correct for the description of its advantages?

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Related questions

The U2000 license file is stored in the following directory /u2000/server path. If the license file is invalid, the U2000 will not work normally.

When TCAT adds points, it recalculates the Tunnel and distributes the configuration. Which of the following information is being modified?

To determine whether the optical fiber lines and connectors on the wavelength division side are normal, which of the following loopback methods is most suitable?

Which of the following are the basic requirements of the DWDM system for the light source?

In the NG-WDM system, which one of the following boards supports optical line protection?

The STAT indicator of the N1SLQ16 board is on red. What are the possible reasons for the following?

Which of the following descriptions about the IS-IS backbone area are correct?

When enabling NE performance monitoring events on the U2000 network management system, which of the following options are correct?

When the switch is working, the device forwards data according to the MAC address forwarding table. Which of the following descriptions is correct?

On the PTN equipment, when the tunnel bears data and forwards, which one is wrong in the description of the actions of each node on the LSP?

Question 151 - H35-260 discussion

Report

What is the main function of the physical layer?

A.

Provide a reliable information transfer mechanism

B.

A retransmission mechanism responsible for error detection and information

C.

Responsible for the physical and electrical interface between user equipment and network end equipment

D.

Establish and clear a network-wide connection between two transport protocol entities

Show Answer

asked 18/09/2024

Kehinde Ifarinde

45 questions

User

Your answer: A B C D

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