A company is using AWS Systems Manager Session Manager to manage Amazon EC2 instances. A user is unable to connect to a new EC2 instance that runs Amazon Linux 2 in a private subnet in a newly created VPC. The user confirms that the new EC2 instance has the correct IAM instance profile attached.
What is the MOST likely root cause of the user’s inability to connect?

A. The EC2 key pair on the instance is mismatched with the user’s key.

B. The EC2 instance security group is missing SSH port 22 for inbound traffic.

C. The EC2 instance is in a private VPC and is missing the ssmmessages endpoint.

D. Amazon Linux 2 does not have Systems Manager Agent preinstalled.








 

Suggested Answer: C

Community Answer: C




This question is in SCS-C01 AWS Certified Security – Specialty Exam
For getting AWS Certified Security – Specialty Certificate


Disclaimers:
The website is not related to, affiliated with, endorsed or authorized by Amazon.
Trademarks, certification & product names are used for reference only and belong to Amazon.
The website does not contain actual questions and answers from Amazon's Certification Exam.