Earlier quoted context omitted.
As an an example, at my work you cannot make any outbound ssh connection. The only way to get one is to apply for a specific connection , where you have to explain why you need an outbound connection, in which case they open a port for you and the remote machine you specified.
I suggest learning how those filters work. Also please do respect the policies, they're usually there to protect the intellectual property and you might be unwittingly putting yourself in spotlight despite having no bad intentions.
Oh yeah I wasn't going to try and circumvent, just giving an example to elucidate