• 1) Right click on Sql Server in Sql Management Studio (SMS) -> Connections -> Allow remote connections

    2) Right click on Sql Server in Sql Management Studio (SMS) -> Security -> Allow remote connections

    3) Sql Server Configuration Manager -> Network Configuration -> Protocols -> Enable Shared memory, Named pipes, TCP/IP

    Plz check above steps with option Firewall, to allow N/W traffic od SQL Server.