Alibaba Exam ACP-Cloud1 Topic 5 Question 76 Discussion

Actual exam question for Alibaba's ACP-Cloud1 exam

Question #: 76
Topic #: 5

When distributing loads to multiple ECS instances with an Alibaba Cloud Server Load Balancer (SLB), you can obtain the real IP addresses of users who initiate the requests through _____________. (Choose two.)

AFor Layer-7 services, SLB obtains the real IP addresses of the visitors by means of HTTP Header: X-Forwarded-For, but the ''Obtain the Visitors Real IP Address'' function must be enabled first.

BFor Layer-4 services, you can obtain the visitors' real IP addresses directly, without any additional settings.

CFor Layer-4 services, SLB obtains the real IP addresses of the visitors by means of the HTTP Header: X-Forwarded-For, but the ''Obtain the Visitors Real IP Address'' function must be enabled first.

DFor Layer-7 services, you can obtain the visitors' real IP addresses directly, without any additional settings.

Show Suggested Answer

Suggested Answer: A, B

In Alibaba Cloud SLB, Layer-7 (HTTP/HTTPS) services require enabling the 'X-Forwarded-For' header to retrieve the real IP address of clients, while Layer-4 (TCP/UDP) services can obtain the real IP address directly without additional settings.

by Levi at Jan 11, 2025, 06:25 AM

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Noel

5 months ago

I'm not sure about option B. I think for Layer-4 services, we still need to enable the function to get the real IP addresses.

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Merissa

5 months ago

I agree with Sheron. Option A makes sense because for Layer-7 services, we need to enable the function to obtain real IP addresses.

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Alexis

5 months ago

Ha! 'Obtain the Visitors Real IP Address' function, what a mouthful. Bet that one trips up a few people.

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Carmen

4 months ago

User 2

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Latrice

4 months ago

User 1

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Sheron

5 months ago

I think the correct options are A and B.

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Alyce

5 months ago

B and D, nice and simple. I'm gonna go with those - no need to complicate things.

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Nikita

4 months ago

B and D, nice and simple. I'm gonna go with those - no need to complicate things.

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Nida

4 months ago

B) For Layer-4 services, you can obtain the visitors' real IP addresses directly, without any additional settings.

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Aja

4 months ago

A) For Layer-7 services, SLB obtains the real IP addresses of the visitors by means of HTTP Header: X-Forwarded-For, but the ''Obtain the Visitors Real IP Address'' function must be enabled first.

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Blair

5 months ago

Hmm, Layer-7 services with X-Forwarded-For, that's pretty straightforward. Gotta love those clear-cut options!

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Ludivina

4 months ago

C) For Layer-4 services, SLB obtains the real IP addresses of the visitors by means of the HTTP Header: X-Forwarded-For, but the ''Obtain the Visitors Real IP Address'' function must be enabled first.

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Tran

4 months ago

B) For Layer-4 services, you can obtain the visitors' real IP addresses directly, without any additional settings.

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Matt

5 months ago

A) For Layer-7 services, SLB obtains the real IP addresses of the visitors by means of HTTP Header: X-Forwarded-For, but the ''Obtain the Visitors Real IP Address'' function must be enabled first.

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