Hector,

> The 51160 port is not the firebird port, it is a port used to connect to a virtual
> machine. If you had several virtual machines, you´d use a different port to
> communicate to each one.
> For example, I connect to the virtual machine -not the database- with
> remote desktop using   scadcam.cloudapp.net:51165, then you give the
> windows account name and password. With that you have a virtual
> Windows Server 2008.
> Then I go to cmd shell and firebird folder and start    isql Once inside isql,
> can connect with connect employees        or with connect
> localhost:employees       or with connect localhost/3050:employees   (I´m
> using the default firebird port).
>
> That´s why, I think,
>
> scadcam.cloudapp.net/51160:employees
>
> does not work in this case.

You need to do some reading on the Azure Traffic Manager functionality, it should allow you to define a virtual Host name which is externally accessible.