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CME Group Client Systems Wiki

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Drop Copy 4.0 Standard Header and Trailer

Published Mar 28, 2025

Drop Copy 4.0 Standard Header and Trailer

The following are the standard header and trailer message formats:

Drop Copy 4.0 Standard Header - Client System to CME Globex
Drop Copy 4.0 Standard Header - CME Globex to Client System
Drop Copy 4.0 Standard Message Trailer

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