Release Notes

Last updated: 2020-08-05 15:39:18

    June 2020

    Update Description Release Date Documentation
    CLB supports the QUIC protocol Layer-7 HTTPS listeners support the QUIC protocol to establish a QUIC connection between clients and CLB instances. June 29, 2020 Using QUIC Protocol on CLB

    May 2020

    Update Description Release Date Documentation
    Security groups can be bound to private network CLB instances Security groups can be bound to private network CLB instances to isolate private network traffic. May 27, 2020 Configuring a CLB Security Group
    “Allow by Default” is enabled in security group After “Allow by Default” is enabled, client IP and service ports to the Internet do not need to be opened in the backend CVM security group. Access traffic from a CLB instance only needs to pass through the CLB security group, while the backend CVM allows CLB traffic by default and does not need to open any ports. May 27, 2020 Enabling “Allow by Default” in security group
    The default domain name policy for Layer-7 listeners is updated The default domain name is changed from optional to required for Layer-7 listeners. Each listener must and can only have one default domain name configured. May 15, 2020 Default Domain Name Policy for Forwarded Domain Name

    April 2020

    Update Description Release Date Documentation
    The feature for storing CLB access logs in COS is deactivated You can no longer store new access logs in COS after May 15, 2020 00:00:00, (or after April 26, 2020 00:00:00 in the Guangzhou region). The feature will be officially deactivated in all regions on June 30, 2020 00:00:00. To use the updated feature, seeStoring Access Logs in CLS. April 21, 2020 Announcement on the Deactivation of the Feature for Storing CLB Access Logs in COS

    November 2019

    Update Description Release Date Documentation
    CLB can be added to a bandwidth package A CLB instance under the bill-by-IP account can be added to the IP bandwidth package. November 20, 2019 Bandwidth Package - Product Overview

    October 2019

    Update Description Release Date Documentation
    IPv6 is supported
  • IPv6 CLB can be bound to the IPv6 address of a CVM instance and provides an IPv6 VIP address.
  • A CLB instance using the IPv6 single-stack technology can collaborate with IPv4 CLB to implement IPv6/IPv4 dual-stack communication.
  • October 17, 2019 Creating IPv6 CLB Instances
    Access logs can be stored in CLS CLB supports storing Layer-7 access logs in CLS with online search at 1-minute granularity. October 15, 2019 Storing Access Logs in CLS
    Private network CLB supports redirection Private network Layer-7 CLB supports configuring redirection. October 15, 2019 Configuring Layer-7 Redirection

    May 2019

    Update Description Release Date Documentation
    Tag authentication is supported CLB supports tag-based permission management. May 7, 2019 Tag - Product Overview

    April 2019

    Update Description Release Date Documentation
    ENIs can be bound CLB can be bound with ENIs to forward traffic to the corresponding private IPs of ENIs on the same CVM instance. April 30, 2019 Binding an ENI

    November 2018

    Update Description Release Date Documentation
    Anycast CLB is supported Anycast CLB supports global dynamic acceleration. CLB VIP is published in multiple regions around the world. The client connects to the nearest POP and forwards traffic to a CVM instance through the high-speed internet of Tencent Cloud IDC. November 27, 2018 Creating an Anycast Instance
    IPv6 NAT64 is supported An IPv6 NAT64 CLB instance can be created. CLB VIP is an IPv6 public IP address, which will forward requests from IPv6 clients to the backend IPv4 CVM instance so that the real server can access IPv6 within seconds with no modification required. November 15, 2018 Creating IPv6 NAT64 CLB Instances

    October 2018

    Update Description Release Date Documentation
    TCP SSL protocol is supported CLB supports the TCP SSL protocol, which is suitable for scenarios that require ultra-high performance and large-scale TLS offloading. October 12, 2018 Configuring a TCP SSL Listener

    August 2018

    Update Description Release Date Documentation
    SNI is supported CLB supports multi-domain SNI certificate to configure different certificates for domain names under one listener. August 21, 2018 Multi-domain SNI Certificate Supported by CLB

    April 2018

    Update Description Release Date Documentation
    Security group is supported Public network CLB can be bound with security groups to control and isolate inbound and outbound traffic. April 15, 2018 Configuring a CLB Security Group

    March 2018

    Update Description Release Date Documentation
    CLB supports Layer-7 custom configuration CLB supports configuring Layer-7 parameters. March 27, 2018 Layer-7 Custom Configurations of CLB Instances
    Access logs can be stored in COS Public network Layer-7 CLB supports storing access logs in COS to facilitate analysis and troubleshooting. March 2018 Storing Request Logs in COS

    September 2017

    Update Description Release Date Documentation
    Cross-region binding is supported You can select and bind real servers across VPCs and regions. September 2017 Cross-Region Binding of CLB Instances

    June 2017

    Update Description Release Date Documentation
    CAM authentication is supported Cloud Access Management (CAM) is used to manage access permissions for resources under Tencent Cloud accounts. You can use identity management and policy management to control which sub-accounts can access CLB resources. June 2017 Cloud Access Management - Overview

    April 2017

    Update Description Release Date Documentation
    Layer-7 redirection is supported You can configure redirection on Layer-7 HTTP/HTTPS listeners, such as redirection from HTTP to HTTPS. April 8, 2017 Configuring Layer-7 Redirection
    Weighted least-connection scheduling is supported for round robin algorithms The weighted least-connection scheduling is based on the processing capabilities and weights of real servers to balance loads. April 8, 2017 Weighted Least-Connection Scheduling

    November 2016

    Update Description Release Date Documentation
    Layer-7 domain name and URL forwarding are supported CLB supports Layer-7 HTTP/HTTPS protocols to provide flexible forwarding capabilities based on domain names and URL paths. November 2016 Layer-7 Domain Name Forwarding and URL Rules

    April 2016

    Update Description Release Date Documentation
    Layer-7 HTTP and HTTPS protocols are supported Layer-7 HTTP and HTTPS protocols are application layer protocols. Layer-7 listeners support session persistence based on cookies and health check based on HTTP return codes. April 2016 Layer-7 Listener

    April 2015

    Update Description Release Date Documentation
    VPC is supported A Virtual Private Cloud (VPC) is a logically isolated network space in Tencent Cloud. CLB instances in VPC can help you deploy and isolate services flexibly. April 2015 Virtual Private Cloud

    December 2014

    Update Description Release Date Documentation
    CLB has been released CLB provides secure and fast traffic distribution services. It can seamlessly allocate the load balancing capacity required for application traffic, and automatically distribute application access traffic among CVM instances in the cloud to enhance fault tolerance. December 2014 Cloud Load Balancer

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