idnits 2.17.1 

draft-ietf-ipsec-ciph-cbc-04.txt:
  Skipping this file; it looks like a tombstone file to me.
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1	This Internet-Draft was published as a Proposed Standard RFC, RFC 2451
2	(http://www.ietf.org/rfc/rfc2451.txt), on 1998-11-25.

4	The name of the internet-draft was draft-ietf-ipsec-ciph-cbc-03.txt