H31-311_V2.5試験無料問題集「Huawei HCIA-Transmission V2.5 認定」

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トータル 750 問
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In the structure of SDH signals, there are large overhead sections for operations, administration, and maintenance (OAM): the overhead bytes account for () of all bits in the entire frame and greatly enhance the monitoring function of the network.

Which of the following does L refer to in the optical module parameter L-64.1?

PRBS can be used to test whether the SDH service is normal and whether the protection switching function is normal.

NGWDK adopts LO-L1+L2 triple-extension architecture, in which the L2 layer implements switching based on Ethernet/MPLS-TP, the L. layer implements switching based on ODUk/C, and the L. layer implements switching based on I/O.

Use CLI to log in to the subrack, enter () and press Enter to view the subrack number.
正解：
show shelf *
Which of the following bridges are used to forward data based on the MAC address and VLAN ID carried in the data?

OL board, OLA board and OPC board can all amplify optical signals.

There are two types of optical fiber dispersion, one is (), the other is ()
正解：
Chromatic dispersion | Polarization mode dispersion
Which of the following options are included in the advantages of TDM equipment? (Multiple choice)

正解：A,B,C,D 解答を投票する
ROADM sites can support up to 9 dimensions using the TSMD9 board. If the number exceeds 9, it can be achieved by cascading WSMD9 boards.

The Raman amplifier uses which of the following effects?

In the Colored & Directed scenario of 4D ROADM, how many sets of M40V+D40 are needed to dispatch local services to four directions?

In case of SNCP, the line board selectively receives the service. Therefore, SNCP can protect the service on the line.

Which of the following descriptions about multiplexing is correct? During byte interleaving multiplexing, the information payload and pointer bytes of each frame are interleaved and multiplexed according to the original values, and the segment overhead is also multiplexed accordingly.

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トータル 750 問