Date: Tue, 10 Feb 2004 12:59:27 +0200 From: Danny Braniss <danny@cs.huji.ac.il> To: Andre Oppermann <andre@freebsd.org> Cc: freebsd-net@freebsd.org Subject: Re: TTCP/RFC1644 problem Message-ID: <E1AqVc1-000JMv-Ay@cs.huji.ac.il> In-Reply-To: Your message of Tue, 10 Feb 2004 11:46:39 %2B0100 .
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thanks for insight! i guess it's time to change horses :-( i was planning to use it for an application that is udp, oh well, there goes another idea down the drain. danny > Danny Braniss wrote: > > > > > I have been the last one fuzz around in the TTCP code areas. However > > > there could be problems that were lurking there before in other code > > > parts (syncache maybe). TTCP isn't used in production by anyone (AFAIK) > > > and only minimally tested. > > ahh, that's one realy good piece of info so far. > > this is one more step away from 'don't judge a book by it's cover' ... > > reading the specs of ttcp, it seemed promising, but i guess it becomes > > insignificat when the world uses ssl:-) > > There are who like it and there are people who hate it. > > > > What FreeBSD version are you using? > > > > 4.8, 4.9 and current. > > In 4.8 and 4.9 is the legacy code. When it doesn't work between a > 4.x client and server then the TTCP as such is broken. My changes > (tcp hostcache) are in 5.2 for the first time. Before it it's the > legacy code as well. I hope I haven't broken TTCP more than it was > before. > > > and solaris(but i guess they don't do ttcp) and linux (not yet). > > Linux never will. They consider TTCP broken by design. Solaris > I dont know. > > The problem is that TTCP will never make it mainstream or even > little side stream. FreeBSD is the only BSD implementing it. > Removing it would make maintainance of the tcp code a bit easier. > Yet there are a couple of our FreeBSD folks emotionally attached > to it (but they do not actively or even passively maintain it). > > -- > Andre
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