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- What's New
- Function Overview
- Service Overview
-
Getting Started
- Allowing a Private Network to Access the Internet Using SNAT
- Allowing Internet Users to Access a Service in a Private Network Using DNAT
- Allowing On-Premises Servers to Communicate with the Internet
- Using Private NAT Gateways to Enable Communications Between Cloud and On-premises Networks
- Using Multiple Public NAT Gateways Together in Performance-Demanding Scenarios
- Change History
-
User Guide
- Public NAT Gateways
- Private NAT Gateways
- Managing NAT Gateway Tags
- Monitoring
- Auditing
- Change History
- Best Practices
-
API Reference
- Before You Start
- API Overview
- Calling APIs
- V2 APIs of Public NAT Gateways
- API v2.0
- Private Nat API
- Permissions Policies and Supported Actions
- Common Parameters
- Change History
-
FAQs
-
Public NAT Gateways
- What Is the Relationship Between a VPC, Public NAT Gateway, EIP Bandwidth, and ECS?
- How Does a Public NAT Gateway Offer High Availability?
- Which Ports Cannot Be Accessed?
- What Are the Differences Between Using a Public NAT Gateway and Using an EIP for an ECS?
- What Should I Do If I Fail to Access the Internet Through a Public NAT Gateway?
- Can I Change the VPC for a Public NAT Gateway?
- Does Public NAT Gateway Support IPv6 Addresses?
- What Security Policies Can I Configure to Implement Access Control If I Use a Public NAT Gateway?
- What Can I Do If Connection Between My Servers and the Internet Fails After I Add SNAT and DNAT Rules?
-
Private NAT Gateways
- How Do I Troubleshoot a Network Failure After a Private NAT Gateway Is Configured?
- How Many Private NAT Gateways Can I Create in a VPC?
- Can I Increase the Numbers of SNAT and DNAT Rules Supported by a Private NAT Gateway?
- Can an SNAT and DNAT Rule of a Private NAT Gateway Share the Same Transit IP Address?
- Can Private NAT Gateways Translate On-premises IP Addresses Connected to the Cloud Through Direct Connect?
- What Are the Differences Between Private NAT Gateways and Public NAT Gateways?
- How Is Private NAT Gateway Billed?
- Can a Private NAT Gateway Be Used Across Accounts?
-
SNAT Rules
- Why Do I Need SNAT?
- What Are SNAT Connections?
- What Is the Bandwidth of a Public NAT Gateway Used by a Server to Access the Internet? How Do I Configure the Bandwidth?
- How Do I Resolve Packet Loss or Connection Failure Issues When Using a NAT Gateway?
- What Should I Do If My ECS Fails to Access a Server on the Public Network Through a Public NAT Gateway?
- What Are the Relationships and Differences Between the CIDR Blocks in a NAT Gateway and in an SNAT Rule?
- DNAT Rules
-
Public NAT Gateways
- SDK Reference
Show all
Status Codes
|
Normal Response Code |
Type |
Description |
|---|---|---|
|
200 |
OK |
Specifies the normal response code for the GET and PUT operations. |
|
201 |
Created |
Specifies the normal response code for the POST operation. |
|
204 |
No Content |
Specifies the normal response for the DELETE operation. |
|
Error Response Code |
Description |
|---|---|
|
400 Bad Request |
The server failed to process the request. |
|
401 Unauthorized |
You must enter a username and password to access the requested page. |
|
403 Forbidden |
You are forbidden to access the requested page. |
|
404 Not Found |
The server could not find the requested page. |
|
405 Method Not Allowed |
You are not allowed to use the method specified in the request. |
|
406 Not Acceptable |
The response generated by the server cannot be accepted by the client. |
|
407 Proxy Authentication Required |
You must use the proxy server for authentication so that the request can be processed. |
|
408 Request Timeout |
The request timed out. |
|
409 Conflict |
The request cannot be processed due to a conflict. |
|
500 Internal Server Error |
Failed to complete the request because of an internal service error. |
|
501 Not Implemented |
Failed to complete the request because the server does not support the requested function. |
|
502 Bad Gateway |
Failed to complete the request because the server has received an invalid response. |
|
503 Service Unavailable |
Failed to complete the request because the system is currently unavailable. |
|
504 Gateway Timeout |
A gateway timeout error occurred. |
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