= P =
packet over air
[common among backbone ISPs] The protocol
notionally being used by Internet data attempting to traverse a
physical gap or break in the network, such as might be caused by a
fiber-seeking backhoe. "I see why you're dropping packets.
You seem to have a packet over air problem."
--The Jargon File version 4.3.1, ed. ESR, autonoded by rescdsk.