:4022
(TCP)
SQL Server Debug
High 风险TCP — Database
On this page
端口概览
端口号
4022
服务名称
SQL Server Debug
传输协议
TCP
类别
Database
安全风险
High
端口范围
已注册 (1024-49151)
什么是端口 4022?
Port 4022 is used by Microsoft SQL Server for database mirroring endpoints and Service Broker communications. It serves as the endpoint for high-availability features including database mirroring and Always On Availability Groups in SQL Server. Exposure of this port outside trusted networks poses significant database security risks.
TCP
Database
安全注意事项
端口4022（SQL Server Debug）被归类为高风险。此端口是自动扫描和暴力破解攻击的常见目标。如必须暴露，请将访问限制为已知IP地址。
建议：使用防火墙规则将可信IP列入白名单。启用速率限制和入侵检测。