Change History

Release Date	What's New
2022-10-31	This release incorporates the following changes: Added Can I Bind an EIP of an ECS to Another ECS? Added Can I Bind an EIP to a Cloud Resource in Another Region? Added What Bandwidth Types Are Available? Added What Is the Relationship Between Bandwidth and Upload/Download Rate? Added Can a Route Table Span Multiple VPCs? Added Are the Security Group Rules Considered the Same If All Parameters Except Their Description Are the Same?
2022-09-25	This release incorporates the following changes: Modified supported ECS flavors in section VPC Flow Log Overview.
2022-05-25	This release incorporates the following changes: Modified supported CIDR blocks in Adding a Secondary IPv4 CIDR Block to a VPC. Added information about EIP billing in Assigning an EIP and Binding It to an ECS and Modifying an EIP Bandwidth. Added information about shared bandwidth billing in Assigning a Shared Bandwidth and Modifying a Shared Bandwidth.
2022-01-25	This release incorporates the following change: Added the supported netmask of a secondary CIDR block in Adding a Secondary IPv4 CIDR Block to a VPC.
2021-08-26	This release incorporates the following changes: Added description about secondary IPv4 CIDR blocks in Modifying a VPC. Added sections Adding a Secondary IPv4 CIDR Block to a VPC and Deleting a Secondary IPv4 CIDR Block from a VPC.
2021-06-30	This release incorporates the following changes: Added section Shared Bandwidth. Added IPv6-related description in VPC and Subnet and Access Control. Deleted the AZ parameter in Creating a VPC and Creating a Subnet for the VPC.
2021-04-20	This release incorporates the following changes: Added supported ECS flavors in section VPC Flow Log Overview. Added procedure for manually configuring a virtual IP address in section Binding a Virtual IP Address to an EIP or ECS.
2020-12-03	This release incorporates the following changes: Updated the subnet operation procedure based on console changes in section "VPC and Subnet" and adjusted its structure. Added section VPC and Subnet Planning Suggestions. Added section Exporting EIP Information. Added section VPC Flow Log. Modified the steps in section Changing the Security Group of an ECS. Deleted FAQ "Can a Route Table Span Multiple VPCs?" Updated the console strings. Updated the operation procedure based on GUI changes in section Virtual IP Address.
2020-05-15	This release incorporates the following changes: Added the example of allowing external access to a specified port in the section "Security Group Configuration Examples". Deleted section "Deleting a VPN". Optimized figure examples in this document. Optimized description in section "Network ACL Configuration Examples". Optimized description about default network ACL rules in section "Network ACL Overview". Added basic information to sections "Security Group Overview" and "Network ACL Overview". Add rules when configuring Denying Access from a Specific Port. Added FAQ "Does a Security Group Rule or a Network ACL Rule Immediately Take Effect for Its Original Traffic After It Is Modified?" Modified FAQ "How Can I Delete a Subnet That Is Being Used by Other Resources?"
2018-09-30	This release incorporates the following changes: Added description about how to create multiple subnets at a time to section "Creating a VPC". Added description about how to add multiple network ACL rules at a time and parameter Description to section "Adding a Network ACL Rule".
2018-08-15	This issue is the first official release.