when I wrote on -Shome not -Shome\mssqlserver

this error occured

C:\Users\Dell>bcp medica.dbo.patient in d:\patients.txt -c -t -Shome\mssqlserver -Usa -PP@ssw0rd

SQLState = 08001, NativeError = 87

Error = [Microsoft][SQL Server Native Client 11.0]SQL Server Network Interfaces: Connection string is not valid [87].

SQLState = 08001, NativeError = 87

Error = [Microsoft][SQL Server Native Client 11.0]A network-related or instance-specific error has occurred while establishing a connection

to SQL Server. Server is not found or not accessible. Check if instance name is correct and if SQL Server is configured to allow remote conn

ections. For more information see SQL Server Books Online.

SQLState = S1T00, NativeError = 0

Error = [Microsoft][SQL Server Native Client 11.0]Login timeout expired