SQL Connection with public IP, named instance and port number

Question

I have had difficulty creating a connection string in c# that will connect to a remote SQL server using a public IP, named instance and a port number (other than 1433). Anyo

Answer 1

connectionString="Database=pub;Server=192.168.1.1\INSTANCE,1746;Trusted_Connection=yes;"

Or you could use username/password instead of trusted connection.