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CME Group internal testing in the Production environment can occur during the weekend. Any trades or market data generated during these tests should be disregarded.

As a reminder, clients can connect to CME Globex services beginning at 10:30 am CT Sundays to prepare for weekly start-up. Clients should ensure all services are disconnected by 5:00 pm. CT Fridays to avoid receiving internal test data.

This topic provides comprehensive information for client system development on all features of the CME Globex platform including:

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