1. Mohorovicic discontinuity-the boundary between the Earth's crust and the underlying mantle; the Mohorovicic discontinuity averages 5 miles down under oceans and 20 miles down under continents.
PAR â Project Authorization Request An approved PAR is needed before official work is begun on a standard project. It serves as the work authorization by the IEEE-SA Standards Board. NesCom examines PARs and makes recommendations to the IEEE-SA Standards Board regarding their approval. An approved PAR is valid for 4 years. The PAR is referred to when the standard is submitted to RevCom for approval.
In computer networking, Point-to-Point Protocol (PPP) is a data link protocol used to establish a direct connection between two nodes.he only requirement for PPP is that the circuit provided be duplex. PPP was designed to work with numerous network layer protocols, including Internet Protocol (IP), TRILL, Novell's Internetwork Packet Exchange (IPX), NBF, DECnet and AppleTalk.