iLink 3

A new order entry protocol on CME Globex based on FIXP.

SBE

Simple Binary Encoding optimized for low latency of encoding and decoding.

FIXP

FIX Performance Session Layer based on SBE.

iLink 3 Connection

It is comprised of four or three iterations: negotiate (is not required for intra-week connections), establish, message exchange, and terminate.

iLink 3 Session

It is comprised of one or more iLink 3 Connections, meaning that an iLink 3 Session spans multiple negotiations.