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workaround :SQL Server SP3 General default port is 1433, but sometimes you encounter some problems that cause 1433 The port cannot be enabled. This is the author to guide you how to open the 1433 Port
Determine this machine1433whether the port is openStart--Run--inputcmd--enter in the new interfacetelnet localhost 1433Enter, a black screen appears, indicating the native connection port1433is enabled. Otherwise open this port in the following order;
Close the database engine, Start -- All Programs --microsoft SQL Server 2008-- Configuration Tools --sql Server Configuration Manager.
Open Configuration Manager and locate SQL Server ( MSSQLSERVER ), right-click and select Stop to stop the database engine.
ClickSQL ServerNetwork Configuration--mssqlserverthe agreement,in theSQL ServerSelect the network configurationSQLEXPRESSthe protocol, selectTCP/IP, right-click, select Properties.
SelectIPAddresses tab,put"IP1"and the"IP2"inthe TCPPort"to be1433, "is enabled"instead"is a"putthe IPAddress"under"IPALL"the port is changed to"1433". sqlnative Client 10.0configuration -client protocol ->TCP/IP default port Select 1433, whether to enable select ' yes '; re-enable the database engine that was shut down, which opens the1433Port, it's a good idea to restart your computer.
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