Huawei
H13-831_V2.0 · Question #3424
A database host is placed in its own VPC, and VPC peering is set up to connect to a different VPC containing an application. When an application server cannot connect to the database, which of the…
The correct answer is A. Check the DB security group for rules that allow traffic from the application server. B. Check which subnet the application server is in D. Check the routing table of the application server subnet to find the route to the VPC peering. See the full explanation below for the reasoning.
Advanced Network and Security Architecture Design
Question
A database host is placed in its own VPC, and VPC peering is set up to connect to a different VPC containing an application. When an application server cannot connect to the database, which of the following troubleshooting steps should be taken to resolve the issue? (Multiple choice)
Options
- ACheck the DB security group for rules that allow traffic from the application server.
- BCheck which subnet the application server is in
- CCheck the network access control list of the database subnet for rules that allow traffic from the
- DCheck the routing table of the application server subnet to find the route to the VPC peering
How the community answered
(51 responses)- A76% (39)
- C24% (12)
Topics
#VPC peering#security groups#routing tables#network troubleshooting
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