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11 total messages Started by Ken Mandelberg Thu, 09 Jan 1986 00:12
multihop uucp
#518
Author: Ken Mandelberg
Date: Thu, 09 Jan 1986 00:12
26 lines
1527 bytes
I am trying to do a multi-hop file transfers between a combination of
System V systems,  and a single 4.2BSD systems. The problem is that
while the latest release of System V uucp supports multi-hops, 4.2BSD
uucp does not. On the other hand 4.2BSD has uusend for multi-hops,
while System V does not.

In one direction I am lucky. Originating from sys5a, I can say
	uucp <path-on-sys5a> sys5b!bsd!<path-on-bsd> which works.

However, I don't know a way to simulate:
	uucp <path-on-bsd>  sys5b!sys5a!<path-on-sys5a>

I would prefer not to use "mail" for the transfer for a variety
of reasons (some files are binary, some files are large-  uuencode
makes them larger, mail may be forwarded at the destination, etc).

Does anyone have a suggestion?
-- 
Ken Mandelberg
Emory University
Dept of Math and CS
Atlanta, Ga 30322

{akgua,sb1,gatech,decvax}!emory!km   USENET
km@emory                      CSNET
km.emory@csnet-relay          ARPANET
Re: multihop uucp
#519
Author: John Gilmore
Date: Mon, 13 Jan 1986 00:33
20 lines
1582 bytes
In article <1564@emory.UUCP>, km@emory.UUCP (Ken Mandelberg) writes:
> I am trying to do a multi-hop file transfers between a combination of
> System V systems,  and a single 4.2BSD systems. The problem is that
> while the latest release of System V uucp supports multi-hops, 4.2BSD
> uucp does not. On the other hand 4.2BSD has uusend for multi-hops,
> while System V does not.

You just have to treat multi-hop uucp as if it didn't exist.  Sorry.

Use compress on the sending end, uuencode, and mail to the recipient.
If they don't have compress, mail them the source for it too.
(Compress is a PD program 10* as fast as compact that gets like 60% squish.)
With luck the compress will cancel the uuencode.

[Begin political commentary.]

It's a shame that ATT won't let BSD adopt stuff from sysV so this could
be made to work.  (The problem is all the BSD sites that have pre-sysV
licenses.  ATT won't let them get sysV derived code.)  So much for ATT
working to unify the unixverses.
Re: multihop uucp
#521
Author: Robert Elz
Date: Mon, 13 Jan 1986 18:33
37 lines
2102 bytes
In article <425@hoptoad.uucp>, gnu@hoptoad.uucp (John Gilmore) writes:
> It's a shame that ATT won't let BSD adopt stuff from sysV so this could
> be made to work.  (The problem is all the BSD sites that have pre-sysV
> licenses.  ATT won't let them get sysV derived code.)  So much for ATT
> working to unify the unixverses.

I don't think that's really the problem - for some time now Berkeley
have made it plain that at some future time, a SysV licence would be
a requirement for some unknown future unspecified Berkeley release.

The problem at the minute is that SysV licences aren't interchangable,
AT&T in their infinite wisdom have decided that if you have a 68K
Sys V licence (for example) than you cannot be given code derived
from a Vax Sys V.

This is (I believe) the major hurdle at the minute preventing Berkeley
from requiring Sys V licences - which Sys V licence would it be?  Of
course, that's simple, Berkeley would have to require a Vax Sys V
licence, but can you imagine the conversation...

Person: "Here's my Sys V licence, signed Berkeley licence (2 copies),
and your $$$, can I have a BSD tape please?"

Berkeley: "No"

Person: "Why?"

Berkeley: "Your Sys V licence is for a 68k, not a vax"

Person: "But I don't have a Vax, I have a 68K!"

Berkeley: "Talk to AT&T...  It will cost you another $48,000"

This is absurd, rather than unifying the "unixverses", AT&T
seem to be specifically diversifying them.   Wierd!

Robert Elz		seismo!munnari!kre   kre%munnari.oz@seismo.css.gov
Re: multihop uucp
#522
Author: Peter Honeyman
Date: Tue, 14 Jan 1986 13:20
5 lines
758 bytes
john gilmore's "political commentary" aside, there is the option of
purchasing honey danber, which supports forwarding (although it's
incompatible with old system v forwarding (for good reason)).

	peter
Re: multihop uucp
#525
Author: Richard Kwan
Date: Wed, 15 Jan 1986 01:25
12 lines
1098 bytes
In <1032@munnari.OZ>, Robert Elz presents a scenario, including:
> Berkeley: "Talk to AT&T...  It will cost you another $48,000"

IS THIS REALLY THE CASE NOW?  I remember a different pricing structure
to license source on an additional machine.  But my information is from
the days of System III.

Will someone please set me straight?  Perhaps someone from AT&T?
Mail will suffice since this has nothing to do with UUCP.

		Rick Kwan
		JPL
Re: multihop uucp
#523
Author: David Sherman
Date: Wed, 15 Jan 1986 19:42
20 lines
1210 bytes
The poster of the question may have realized this anyway, but...
You can transfer through a multihop path with the co-operation
of only every other site. So, if your (and intervening) UUCPs don't
support multihop transfers, and you need to get from here to there
via the path here!a!b!c!there, all you need is help from someone on b.

You type
	uucp file a!file
Your friend b!user types
	uucp a!file file
and, at some later time,
	uucp file c!file
and your recipient can then type
	uucp c!file file

Dave Sherman
The Law Society of Upper Canada
Toronto
-- 
here!a!b!c!there!lsuc!dave
Re: multihop uucp
#524
Author: Carl S. Gutekunst
Date: Thu, 16 Jan 1986 07:47
15 lines
1457 bytes
In article <1035@lsuc.UUCP> dave@lsuc.UUCP (David Sherman) writes:
>The poster of the question may have realized this anyway, but...
>You can transfer through a multihop path with the co-operation
>of only every other site.

Hmmm.... Sounds more like a good way to cut back on UUCP connections.... :-)

Copying from me!a!b!c!you with only the cooperation of site B will certainly
piss off the administrators at sites A and C since it will leave them with a
file eating up space in PUBDIR. (There's no way to remotely rm files, for good
reason.) Unless they have a script to clean up PUBDIR periodically, they
probably won't find it until they run out of disk space.... 
-- 
Carl S. Gutekunst   {allegra,cmcl2,decwrl,hplabs,topaz,ut-sally}!pyramid!csg
Pyramid Technology Corp, Mountain View, CA  +1 415 965 7200
Re: multihop uucp
#529
Author: Jerry Carlin
Date: Thu, 16 Jan 1986 16:14
18 lines
1590 bytes
In article <647@down.FUN> honey@down.FUN (Peter Honeyman) writes:
>john gilmore's "political commentary" aside, there is the option of
>purchasing honey danber, which supports forwarding (although it's
>incompatible with old system v forwarding (for good reason)).
>
Having to live with that incompatability every day, I can state that 
whatever the 'good reason' it is NOT good enough. Note that people
upgrading from old System V to Honey-Danber (aka AT&T BNU) will have
their multi-hop uucp break unless they upgrade all their machines at
the same time. Of course, not all vendors offer Honey-Danber uucp so
--gotcha--. One hack around it is to ignore multi-hop uucp and write
a separate forwarder that lives on each machine and which works
the way mail/rmail works (you would not uucp a!b!c you would then
"foo a!b!c" in the same way you now "mail a!b!c").

-- 
voice= 415 823-2441
uucp={ihnp4,dual,qantel}!ptsfa!jmc
Re: multihop uucp
#531
Author: Guy Harris
Date: Fri, 17 Jan 1986 20:22
30 lines
2091 bytes
> Having to live with that incompatability every day, I can state that 
> whatever the 'good reason' it is NOT good enough.

If the reason is a security reason (a lot of the changes in Honey Danber
were done for security reasons), it is quite good enough, considering the
number of security holes in vanilla UUCP.  (I'm sure Peter can tell us more
than we wanted to know about this.)

> Note that people upgrading from old System V to Honey-Danber (aka AT&T BNU)
> will have their multi-hop uucp break unless they upgrade all their machines 
> at the same time. Of course, not all vendors offer Honey-Danber uucp so
> --gotcha--.

Not all vendors offer the System V UUCP either, so even if Honey Danber
didn't exist there would be no guarantee that UUCP forwarding would work.

> One hack around it is to ignore multi-hop uucp and write
> a separate forwarder that lives on each machine and which works
> the way mail/rmail works (you would not uucp a!b!c you would then
> "foo a!b!c" in the same way you now "mail a!b!c").

This was such a good idea that Mark Horton hopped into Larry Wall's DeLorean
and invented it several yars ago.  It's called "uusend" and comes with
4.xBSD.  Of course, *it* only works if all the hosts in the path have
"uusend" *and* have their "uux" configured to execute it - and considering
that the V7, 4.1BSD, and System III UUCP's lists of "uux"able commands was
*compiled in*, it may be difficult to reconfigure some hosts to support
it....

	Guy Harris
Re: multihop uucp
#537
Author: Bruce Robertson
Date: Thu, 30 Jan 1986 07:16
25 lines
1303 bytes
In article <1032@munnari.OZ> kre@munnari.OZ (Robert Elz) writes:
>Person: "Here's my Sys V licence, signed Berkeley licence (2 copies),
>and your $$$, can I have a BSD tape please?"
>
>Berkeley: "No"
>
>Person: "Why?"
>
>Berkeley: "Your Sys V licence is for a 68k, not a vax"
>
>Person: "But I don't have a Vax, I have a 68K!"
>
>Berkeley: "Talk to AT&T...  It will cost you another $48,000"
>


This is no joke; we went through this EXACT conversation, except that
it turns out it only costs you an additional $16,000 to upgrade your
68k license to include the VAX.  ~sigh~

-- 

	Bruce Robertson
	UUCP: cbosgd!utah-cs!utah-gr!stride!bruce
	ARPA: stride!bruce@utah-gr.arpa
Re: multihop uucp
#545
Author: Mats Wichmann
Date: Fri, 07 Feb 1986 21:30
40 lines
2606 bytes
As if more confirmation was needed, you do indeed need the right flavor
of license to get the BSD source. We were lucky - AT&T told me about this
in a conversation with an account rep; I figured since they just came
up with it Berkeley might not have heard about it yet, so I quickly
rushed our order through and received the BSD tape, even though we
had a 68k license only. I can talk about it now because we went ahead
and got the VAX license within a couple of months, so it is all square
(this was at my previous company, by the way, not Fortune).

The point is, AT&T decided that processor families are different for
purposes of code sharing. If you buy a 16000 family (National; I
know they cal it 32000 these days, but s does AT&T with the WE chips..)
you can't give your derived source to somebody with an Intel family
port, and neither of you can get the BSD code which is Vax-derived.

I excerpt the following "Q&A" dialog from the latest AT&T $echo
magazine, which covers the topic:

Question: If I am approached by another licensee to exchange source
code, what are my restrictions?

Answer: Both licensees must be licensed in the same family of
technology (i.e., VAX, 3B, Motorola, etc.), and at the same version
and release level. For example, System V Release 2 Version 1 is
not the same as System V Release 2 Version 2. The company
supplying the source should call the AT&T UNIX Software Sales and
Licensing organization to verify the licensing status of the
recipient's status within the United States and written verification
for all other countries.....(bla, bla, bla).

Notice that this really means that to get BSD you need only to have 
something later than 32V (as long as it is for the VAX), since a 
later release entitles you to receive source based on an earlier one.

Don't you just love it?

    Mats Wichmann
    Fortune Systems
    {ihnp4,hplabs,dual}!fortune!mats
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