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Date:      Sun, 8 Jul 2001 07:31:20 -0400 (EDT)
From:      Thomas David Rivers <rivers@dignus.com>
To:        freebsd-stable@FreeBSD.ORG, rivers@dignus.com, silby@silby.com
Subject:   Re: Headsup: Tcp ISN generation changes from 4.2 to 4.3
Message-ID:  <200107081131.f68BVKB29570@lakes.dignus.com>
In-Reply-To: <200107081126.f68BQFV29529@lakes.dignus.com>

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> 
> > Consequently, I have just committed patches to -current and -stable which
> > allow you to select the tcp initial sequence number generation scheme used
> > by your system.  If you don't wish to cvsup just for this patch, you may
> > instead obtain it from http://www.silby.com/patches/multiple_isn_schemes.patch
> > and manually apply the patch yourself.
> 
>  I've been having problems connecting to some older mainframe machines
>  after the upgrade to 4.3-RELEASE, and was hoping this might be the 
>  culprit.  (Actually, the problems are that the older mainframe TCP/IP
>  seems to go south now with any outbound FTP transfer (FreeBSD->mainframe)
>  where they didn't before.)
> 
>  However, your patches do not apply cleanly to a 4.3-RELEASE
>  system... are these meant for 4.3-STABLE only?
> 
> 	 - Thanks! -
>        - Dave Rivers -
> 

 Ah - just looking at some of the rejections... it seems 4.3-RELEASE
 has TCP_COMPAT_42 #ifdef's in these areas... while, perhaps, at
 4.x-STABLE this has been removed?

 	- Dave Rivers -

--
rivers@dignus.com                        Work: (919) 676-0847
Get your mainframe programming tools at http://www.dignus.com

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