Reference X12 Release 5010 Elements I68 Exchange Block Length 
I68  Exchange Block LengthThe number of bytes to be skipped when processing the interchange or exchange block content before searching for the next Interconnect Mailbag Control segment. Type Numeric (N0) Length Min 1 / Max 9 Stedi is a registered trademark of Stedi, Inc. Stedi's EDI Reference
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      are trademarks of their respective owners (including “X12”, which is a
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Stedi is a registered trademark of Stedi, Inc. Stedi's EDI Reference
      is provided for marketing purposes and is free of
      charge. All names, logos, and brands of third parties listed on our site
      are trademarks of their respective owners (including “X12”, which is a
      trademark of X12 Incorporated). Stedi, Inc. and its products and services
      are not endorsed by, sponsored by, or affiliated with these third parties.
      Our use of these names, logos, and brands is for identification purposes
      only, and does not imply any such endorsement, sponsorship, or
      affiliation.