link (someone or something) up to (someone or something)
To create or establish a connection between one person or thing and someone or something else. In this usage, the first noun or pronoun can also come after "up." I can link up our computer to the company database over the internet. They linked me up to a machine that monitored my brain activity.
link up to someone or something
and link (up) with someone or somethingto join up with someone or something. I have his new e-mail address so I can link up to Bruce. Now my computer can link up with a computer bulletin board.