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- From: poffen@sj.ate.slb.com (Russ Poffenberger)
- Newsgroups: comp.dcom.modems
- Subject: Re: Is ZMODEM in the public domain?
- Message-ID: <1992Nov10.194327.24393@sj.ate.slb.com>
- Date: 10 Nov 92 19:43:27 GMT
- References: <2233@indep1.UUCP>
- Sender: news@sj.ate.slb.com
- Distribution: na
- Organization: Schlumberger Technologies, ATE division, San Jose, Ca.
- Lines: 24
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- Cliff Sharp (clifto@indep1.UUCP) wrote:
- : In article <68945@cup.portal.com> Robert_N_Brauer@cup.portal.com writes:
- : >For everyone who is interested: ZMODEM was created for and remains in
- : >the public domain. Later versions of the zmodem protocol are proprietary
- : >and are offered by Chuck Fosberg at Omen Technology.
- :
- : As I understand it, the protocol still remains in the public domain, but
- : the _implementations_ of it produced later by Chuck are proprietary. Am I
- : right and just making a picky little distinction, or is the protocol itself
- : now proprietary?
- : In any event, from what I understand, old protocol implementations will
- : still work with new ones, they just don't have all the bang-for-the-buck
- : that the newer stuff does.
-
- Copyright notices in the UNIX rzsz package state that versions of rzsz prior
- to like 1987 are public domain. After that, Chuck Forsberg owns the copyright.
- The rzsz package may be used when communicating with other licensed Omen
- Technology products. The rzsz source may be used for non-commercial
- or educational purposes, as long as the copyright notices are retained.
-
- Russ Poffenberger DOMAIN: poffen@sj.ate.slb.com
- Schlumberger Technologies ATE UUCP: {uunet,decwrl,amdahl}!sjsca4!poffen
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