Re:[求助]大量用户堵死了SMTP,确认已经关闭了relay和NDR
1。检查客户端是否有中病毒的。
2。试一下在注册表中添加:
HKEY_LOCAL_MACHINE/System/CurrentControlSet/Services/Resvc/Parameters/
Value Name: CheckConnectorRestrictions
Data Type: REG_DWORD
Radix: Hexadecimal
Value: 1
Restart Routing Engine and SMTP services.