EC2 Serial Console

Wikipedia:EC2 Serial Console (Mar 2021) access is available for EC2 instances based on the AWS Nitro System. It supports all major Linux distributions, FreeBSD, NetBSD, Microsoft Windows, and VMWare.

See also

• AWS EC2, AWS::EC2, aws ec2 [ describe-instances | describe-instance-status | run-instances | terminate-instances | stop-instances | tags | describe-vpcs | describe-addresses | describe-availability-zones | describe-subnets | import-key-pair | create-key-pair | create-vpc | create-internet-gateway | modify-instance-attribute | ec2-instance-connect | get-console-output]

https://aws.amazon.com/blogs/aws/troubleshoot-boot-and-networking-issues-with-new-ec2-serial-console/