Knowledge Center

Here are some of the most frequent questions and requests that we receive from AWS customers. If you don't see what you need here, check out the AWS Documentation, visit the AWS Discussion Forums, or visit the AWS Support Center.

My Amazon EC2 instance has failed the system reachability status check.

How can I connect to an Amazon EC2 Linux instance with desktop functionality from Windows?

How do I troubleshoot TCP/IP connectivity problems in Linux?

How can I use AWS to quickly create and connect to an Amazon EC2 Linux instance?

I want to migrate instances between my local virtualization environment and Amazon EC2.

I want to make sure my Amazon EC2 Linux instance has the latest version of OpenSSL.

I need more Amazon EC2 instances, but I've reached my limit.

What are the most commonly used Linux commands?

I can't send email with Amazon SES because the daily message quota has been exceeded [new]

My Amazon EC2 instance has failed the system reachability status check.

Windows activation failed on my Microsoft Windows Server instance in Amazon EC2.

My Microsoft Windows Server instance is stuck "Waiting for meta-data accessibility..."

How do I troubleshoot problems using Remote Desktop to connect to my Amazon EC2 Windows instance?

How do I troubleshoot TCP/IP connectivity problems in Windows?

How do I recover an inaccessible Amazon EC2 Windows Server instance?

I need more Amazon EC2 instances, but I've reached my limit.

I need to reset the administrator password on a Windows Server instance in Amazon EC2.

I want to migrate instances between my local virtualization environment and Amazon EC2.

I can't send email with Amazon SES because the daily message quota has been exceeded [new]

How can I enhance network performance of an Amazon EC2 instance running Windows Server 2008 or Windows Server 2008 R2? [new]

How do I transfer ownership of Amazon S3 objects to a different AWS account?

How do I transfer ownership of an Amazon EC2 instance to a different AWS account? [new]

How do I transfer ownership of a domain or an Amazon Route 53 hosted zone to a different AWS account?

How do I transfer ownership of Amazon RDS resources to a different AWS account? [new]

How do I transfer ownership of an Amazon Redshift cluster to a different AWS account? [new]

How do I expand the storage space of an Amazon EBS volume?

I want to optimize the performance of my Amazon EBS volumes.

How do I optimize performance of an Amazon EBS Provisioned IOPS volume? [new]

How do I create a snapshot of an Amazon EBS RAID array? [new]

I've deleted my default VPC. How do I get it back?

I can’t establish my VPN tunnel: Internet Key Exchange (IKE) is failing.

I can’t establish my VPN tunnel: IPsec is failing.

How can I resolve the error “Conflict among chosen gateway IP addresses” when trying to create a VPN connection?

I want to configure a secondary private IP address for my Amazon EC2 instance.

I want to compare my AWS resource usage to best practices.

I want to make sure my Amazon EC2 Linux instance has the latest version of OpenSSL.

Need help? Visit the AWS Support Center.