The pill you took is part of a trace program. It’s designed to disrupt your input/output carrier signal so we can pinpoint your location.

Morpheus: The pill you took is part of a trace program. It’s designed to disrupt your input/output carrier signal so we can pinpoint your location.
Neo: What does that mean?
Cypher: It means, buckle your seatbelt, Dorothy, because Kansas is about to go bye-bye.