/sys$common/syshlp/ESS$LASTCPHELP.HLB  —  START TRANSPORT, /CHECKSUM
 	Format:	START TRANSPORT /CHECKSUM

 Establish mandatory data checksumming for all messages exchanged
 between the current node and any remote node.  LASTDRIVER  computes a
 checksum for all messages, and verifies the checksum on all received
 messages.
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