zh ago should have special needs, you need to connect to the database outside the secondary weapon, you need to open TCPIP services.
But because there is a firewall, often the connection is unsuccessful.
According to a summary of the information online, I wrote a small bat, to solve this problem:
@echo ========= Open SQL Server Self Ports =================== @echo Enabling SQLServer default instance port 1433 netsh firewall set portopening TCP 1433 "SQLServer" @echo Enabling Dedicated Admin Connection port 1434 netsh firewall set portopening TCP 1434 "SQL Admin Connection" @echo Enabling conventional SQL Server Service Broker port 4022 netsh firewall set portopening TCP 4022 "SQL Service Broker" @echo Enabling Transact-SQL Debugger/RPC port 135 netsh firewall set portopening TCP 135 "SQL Debugger/RPC" @echo ========= Open Analysis Services Ports ============== @echo Enabling SSAS Default Instance port 2383 netsh firewall set portopening TCP 2383 "Analysis Services" @echo Enabling SQL Server Browser Service port 2382 netsh firewall set portopening TCP 2382 "SQL Browser" @echo ========= Open Misc Applications Ports ============== @echo Enabling HTTP port 80 netsh firewall set portopening TCP 80 "HTTP" @echo Enabling SSL port 443 netsh firewall set portopening TCP 443 "SSL" @echo Enabling port for SQL Server Browser Service's 'Browse' Button netsh firewall set portopening UDP 1434 "SQL Browser" @echo Allowing multicast broadcast response on UDP (Browser Service Enumerations OK) netsh firewall set multicastbroadcastresponse ENABLE
If you want a remote connection, make sure your TCPIP protocol is open, SQL Browser service is enabled.
Reproduced in: https: //www.cnblogs.com/wanghao4023030/p/11010032.html