On June 3rd 2011 new iLInk regulations by CME come into effect. The official CME release can be found here. Everyone submitting orders to CME must now include information about:
1. Application version
2. Whether the order was placed manually or automatically
3. Location code of where orders are placed from
Support for iLink tags for Rithmic/Zen-Fire brokers. All other brokers indicated they will take care of iLink changes on their end.