Simple Application Server is a cloud server that is easy to set up and manage. It supports one-click application deployment, domain name resolution, security management, and operational monitoring.
Learn about the product
Key concepts, benefits, use cases, and limitations.
Quick start
Simple Application Server supports Linux and Windows images.
Before you begin, register an Alibaba Cloud account and complete your profile.
Linux
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Purchase a Simple Application Server instance
When you create a Simple Application Server instance, configure the instance type, image, region, quantity, and subscription duration.
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Connect to the instance
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Workbench (recommended). Click Remote Connection, select Connect via Workbench, and click Log On Now to connect as Admin without a password.
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Connect with an SSH client.
Use an SSH client (PuTTY, XShell, or FinalShell) to connect as root with a password.
ImportantInstances have no default password. Set or reset the server password before your first login.
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Rescue logon. If Workbench and third-party tools fail, use the rescue connection (VNC) to troubleshoot.
Full instructions: Connect to a Linux instance.
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Windows
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Purchase a Simple Application Server instance
When you create a Simple Application Server instance, configure the instance type, image, region, quantity, and subscription duration.
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Connect to the instance
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Remote Desktop. Click Reset Password to set the Administrator password. Then click Remote Connection or use a Remote Desktop client to connect.
ImportantInstances have no default password. Set or reset the server password before your first login.
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Rescue logon. If Workbench or Remote Desktop fails, use the rescue connection (VNC) to troubleshoot.
Full instructions: Connect to a Windows instance.
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You can Unsubscribe from a server after purchase. Alibaba Cloud refunds your payment based on the unsubscription rules.
Console guide
The Simple Application Server console lets you create, manage, and monitor servers. The following figure shows the console layout.

Feature overview
Key features include server management, snapshot management, custom images, server migration, and internal network connectivity. Features.
Billing
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Billing method: Instance plans and data disks use subscription billing. Billing overview.
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Renewal: Renew instances manually or automatically. Renewal.
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Refunds: Simple Application Server prorated refunds for other cases, and full refunds for pending renewal orders. Unsubscription rules for international sites.
Developer tools
Use APIs to manage instances, firewalls, snapshots, and images. API overview.
Call and debug APIs online in the OpenAPI Developer Portal.
FAQ
Basic questions
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In which regions are Simple Application Server instances available?
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Can I upgrade the configuration of a Simple Application Server instance?
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Can a Simple Application Server instance connect to an RDS instance over a VPC internal network?
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Can I migrate data from a Simple Application Server instance to an ECS instance?
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Can I migrate data between Simple Application Server instances?
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Can I migrate data from an ECS instance to a Simple Application Server instance?
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What is the ICP filing policy for Simple Application Server?
Advanced questions
All FAQs: FAQ.
Feedback and suggestions
Submit feedback or get support through these channels:
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Pre-sales consultation: Contact the pre-sales hotline or your account manager before purchasing.
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After-sales support: Call the after-sales hotline or submit a ticket for product issues.
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Documentation feedback: Select text with an error and click Documentation Feedback.