This dpocument provide you exhaustive list of changes introduced by the implementation of the SBE Template 107 (versus SBE template version 105) on OEG and MDG messages, fields and values as well as the standing data files. For an explanation of the changes.

This technical note intends to provide general technical information about Euronext’s File Services (EFS), a file service mechanism that will be used during the implementation of OPTIQ.

This technical note intends to provide general information about the Snapshot Service for Optiq MDG. Describing the Snapshot kinematics, this document aims to familiarize developers how to implement this recovery functionality in their feed handler to recover from packet loss, or in case of an intraday/late start.

This technical note intends to provide general technical information about LZ4 compression on Optiq®.

The Optiq Order Entry Gateway (OEG) provides high-speed and real-time connection to the Exchange markets. This document provides information about the High Availability (HA) and Business Continuity mechanisms for the trading chain implemented in Optiq and details of:

■ high availability and business continuity facilities supported by the Optiq trading chain

■ features of the trading chain that support client’s ability to:

– manage their sessions in cases of trading chain recovery,

– resynchronize with the Exchange if required

■ recommended practices in different cases of failure

The scope of this version of the document covers high availability and Exchange business continuity for the Cash markets hosted on Optiq.