Something heard at LAN Parties and other geek places. Asking for a network "address" at which the questioned can be reached.
Interesting fact: This phrase has never been said by a female.

Noun Phrase:

1. Computer Technical: What is your Internet Protocol Number? Internet Protocol is the standard that describes how data is sent across networks and one of the Internet’s most important elements.

2. Slang: A question to where a person is at that moment either geographically or in an abstract sense.