2020-10-22 Version: 1.5.4 - Supported ListAccessPoints for SmartAG. 2020-06-30 Version: 1.5.3 - Supported qos,nat,flowlog for smartag. 2019-09-24 Version: 1.5.2 - New version 1-5-2. 2019-06-03 Version: 1.5.1 1, Add openapi of ACL. 2019-05-29 Version: 1.4.2 update Smartag 2019-05-29 Version: 1.1.0 update product 2018-12-12 Version: 1.4.1 1, Fix a bug. 2018-11-27 Version: 1.4.0 1, Add CenInstanceId to RevokeInstanceFromCbn. 2, Modify the filter condition of the DescribeGrantRules. 3, Add SerialNumber to DescribeSmartAccessGateways. 2018-11-18 Version: 1.3.0 1, Add unicom interface. 2, Add switchSAGHaState, CreateSAGLinkLevelHa and DeleteSAGLinkLevelHa. 3, Add CEN cross account bind interface. 2018-08-13 Version: 1.2.0 1, Add cross domain support. 2, Add parameter SerialNumber to interface RebootSmartAccessGateway.