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Which of the following lossless technologies can be deployed in an intelligent lossless data center network based on Huawei's CloudFabric solution?

A.

IQCN

B.

PFC

C.

ECN

D.

INOF

Which of the following is NOT a VXLAN proprietary concept?

A.

VRF

B.

VNI

C.

VTEP

D.

NVE

At which layer of headers is the ECN tag located in the message?

A.

TCP layer header

B.

Ethernet layer header

C.

IP Layer Header

D.

UDP layer header

In the container network scenario of the CloudFabric solution, when the container L3 is connected, which of the following components undertakes the task of establishing a BGP neighbor relationship with the ServerLeaf?

A.

Etcd

B.

Bird

C.

CNI Plugin

D.

VSwitch

If a company provides services with large bursts of traffic, large gaps in business needs between peaks and valleys, and a wide distribution of users, which of the following methods should the company adopt to deploy its services based on cost and user experience considerations?

A.

Intra-city active-active

B.

Two places and three centers

C.

Hybrid cloud

D.

Edge DC

What are the correct descriptions of the following CloudFabric solution rack rental scenarios?

A.

The controller delivers the orchestrated services to the network device for automatic configuration

B.

When a tenant submits a lease intention to an operator, it must specify the lease form, bandwidth, and value-added services

C.

The tenant obtains the server's IP , account number, password, and other information from the carrier and uses the network

D.

Tenants can only use VAS services provided by carriers

Which of the following components of the CloudFabric Intelligent Lossless Network Solution for Multi-Computing Scenarios needs to support lossless features such as AI ECN to improve network performance?

A.

iMaster NCE-FabricInsight

B.

Router

C.

Data center switches

D.

SmartNICs

Which of the following descriptions of RDMA is wrong?

A.

RDMA requires the host CPU to participate in multiple copies of protocol stack memory, resulting in a sustained high load on the CPU

B.

Unlike traditional TCP socket network interfaces, RDMA bypasses the operating system kernel and implements kernel bypass

C.

RDMA technology is widely used in scenarios such as HPC, AI, and storage, reducing CPU load and processing latency, and greatly improving application performance

D.

RDMA enables peripherals (such as network cards) to directly access the memory of the remote host

In a CloudFabric multi-computing lossless network, if a device wants to remove the PFC deadlock by not responding to a backpressure frame, which of the following lossless functions needs to be deployed?

A.

PFC deadlock prevention

B.

PFC deadlock detection

C.

AI ECN

D.

DCQCN

In the Multi-PoD solution of the CloudFabric solution, when the VPC communicates through the wall, which of the following methods does the FW and Service Leaf use to open up the route?

A.

Static routes

B.

BGP

C.

Policy-based routing

D.

OSPF