In Huawei Cloud Stack, if multiple cloud servers in a VPC need to access the external network, which of the following cloud services can be used in conjunction with elastic IP?

In Huawei Cloud Stack, if multiple cloud servers in a VPC need to access the external network, which of the following cloud services can be used in conjunction with elastic IP?
A . NAT gateway
B . Network ACL
C . DNS
D . Security group

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Answer: A