Consult the VB + SQL equipment management software the client when it is applied in local area network (LAN) display "client connection cannot be established" is how to return a responsibility?
Various ping IP online, Telnet IP port... Have tried

CodePudding user response:

1, how to connect the SQL code?
2, SQL authentication mode mixed certification?
3, install the latest patch SQL?
4, SQL machine firewall is shut down?

CodePudding user response:

Directly in the client mode source code