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Huawei H35-260 - HCSA-Field-Transmission & PTN V1.0

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Total 326 questions

What kind of fault detection is used to trigger VPN FRR protection in PTN LTE?

A.

OAM

B.

BFD

C.

8O2.ae

D.

802.ba

In order 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?

A.

Client-side outer loopback

B.

Client-side Inloop

C.

WDM side outer loopback

D.

WDM side inner loopback

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

A.

If the destination MAC address of the packet is the broadcast MAC address, it will be flooded to all ports including the source port.

B.

If the destination address of the message is a unicast MAC address, look up the MAC address table, and if found, forward the frame to the corresponding port (excluding the source port)

C.

If the destination address of the packet is a unicast MAC address, but there is no corresponding entry in the MAC address table, the packet is discarded

D.

If the MAC address entry of the device reaches the upper specification limit of the device, the device cannot learn new MAC address entries, and the packet is discarded.

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?

A.

lngress encapsulates the data entering the MPLS domain

B.

The Transit node searches the label forwarding information table and performs label switching

C.

Penultimate jump pop-up label

D.

In Layer 3 forwarding, the Egress node needs to look up the routing table

During the troubleshooting process, if you need to loopback the protected services carried by the NG WDM device, which of the following operations need to be performed first when performing the loopback

operation?

A.

Switch to the protection channel

B.

Lock on the current channel

C.

Test to see if the ring is normal

D.

Verify that the APS protocol is enabled

When congestion occurs, what are the packet discarding methods supported by OptiX PTN 1900&3900?

A.

Tail Dro

B.

RED

C.

WRED

D.

CAR

The PTN3900 device needs to complete the access and processing of E1 signals through the processing board, service daughter card, and interface board. Which of the following boards is not involved in the

work?

A.

CD1

B.

MQ1

C.

MP1

D.

D12/D75

In the path hierarchy of the WDM network, which paths belong to the optical layer?

A.

OCH

B.

OTU

C.

OMS

D.

OTS

In the PTNLTE solution, which source interface is used when deploying multi-hop daily BFD at the core L3 nodes in the prefecture and city?

A.

L3VE sub-interface

B.

Link Aggregation Port

C.

LOOPBACK port

D.

City L3 node interconnection interface

Which of the following items belong to the debugging work of the playback system?

A.

Commissioning the protection function

B.

Commissioning feature function

C.

Debugging Errors

D.

Optical power commissioning

E.

Cabinet Installation