首先，您需要允许远程连接.转到以下链接:
support.microsoft.com/kb/914277

然后，您可以使用IP地址访问它，例如
数据源= 192.168.155.144 \ SQLEXPRESS；用户ID = sa；密码= pass；初始
Catalog = test"

Hi,
First you need to allow remote connection. Go to following link :
support.microsoft.com/kb/914277

Then you can access it using IP address like,
"Data Source=192.168.155.144\SQLEXPRESS;User Id=sa;Password=pass;Initial
Catalog=test"

检查此
通过网络的连接字符串 [ ^ ]
***的问候
米特瓦里(M.Mitwalli)

Hi ,
Check this
Connection string over network[^]
Best Regards
M.Mitwalli