Change History

Released On	Description
2025-06-30	This release incorporates the following changes: Updated sections Overview, Getting Started, Management, and FAQs. The product specification can be changed. EIPs with shared bandwidth can be created. The VPN hub mode can be disabled. Specific IP addresses can be configured as the local and customer IDs. A maximum of 300 SAs (communications tunnels) are supported for each gateway IP address. Dual connections can be configured on the same page. A maximum of 100 subnets are supported. The maximum number of BGP routes is adjusted to 200. Added the chapter Troubleshooting. Deleted the section "Metrics (Classic VPN)".
2025-02-17	This release incorporates the following changes: Deleted the metrics supported for Classic VPN bandwidth from the section "Metrics (Classic VPN)".
2024-08-23	This release incorporates the following changes: Added tables Table 1, Table 1, and Table 2 in Management. Added the chapter Administrator Guide.
2024-03-15	This release incorporates the following changes: Updated description in Getting Started and added Enterprise Edition VPN. Updated section Management, and added sections Enterprise Edition VPN Gateway Management, Customer Gateway Management of Enterprise Edition VPN, and Enterprise Edition VPN Connection Management. Added FAQs about Enterprise Edition VPN in FAQs.
2020-11-01	This release incorporates the following changes: Updated the value range of the pre-shared key in Table 1. Adjusted the column width of the table in Creating a VPN.
2019-02-22	This release incorporates the following changes: Updated the region description in Table 1.
2019-02-18	Accepted in OTC-4.0/Agile-02.2019
2019-02-11	This release incorporates the following changes: Deleted content about the firewall version from section Creating a VPN. Added Table 1. Adjusted the column width of a table.
2019-02-02	This release incorporates the following changes: Updated a figure in section Modifying a Created VPN. Updated description in section Why Is Not Connected Displayed as the Status for a Successfully Created VPN Connection?. Added the negotiation mode in Table 2.
2019-01-30	This release incorporates the following changes: Sorted the DH algorithms to display in Table 3. Sorted the PFS algorithms to display in Table 3 Added description to show how to query the firewall version in step 5.
2019-01-23	This release incorporates the following changes: Changed "VPN Connection" to "VPN". Changed OK to yes in Deleting a VPN. Modified the titles of sections Viewing Created VPNs and Modifying a Created VPN. Added the parameter Region and the option Specify CIDR block for the parameter Local Subnet in Table 3. Added description about the DH group security level and description about the supported DH groups when the firewall version is V1 or V5 in Table 3. Added description about the PFS group security level and description about the supported DH groups when the firewall version is V1 or V5 in Table 3. Optimized the FAQ What Do I Do If a VPN Connection Fails to Be Established?.
2019-01-02	This release incorporates the following changes: Added description about the PFS function to the section for configuring the IPsec policy of a VPN.
2018-04-30	This issue is the eighth official release, which incorporates the following change: Added support for tags configured during VPN creation.
2017-08-30	This issue is the seventh official release, which incorporates the following change: Added description about VPC and subnet tags.
2017-07-30	This issue is the sixth official release, which incorporates the following change: Added the best practice. Added support for the multi-project feature.
2017-04-28	This issue is the fifth official release, which incorporates the following change: Changed the maximum number obtained by multiplying the number of local subnets and that of remote subnets of a VPN to 2500.
2017-03-30	This issue is the fourth official release, which incorporates the following change: Added an example illustrating how to configure the remote device of a VPN.
2017-01-20	This issue is the third official release, which incorporates the following change: Added description about the IPsec VPN created between multiple local gateways in different VPCs and the same remote gateway.
2016-12-30	This issue is the second official release, which incorporates the following change: Added FAQs.
2016-10-19	This issue is the first official release.

last updated: 2025-10-27 14:37 UTC - commit: 58d050ca1b5bb6d60883787a0c6ce6fcb0f0549b