So what did Cisco license it for? The coffee machine in the breakroom?
At 01:11 PM 4/18/2002 -0400, Brian Ford wrote: >Chris, > >Gee whiz. Maybe I missed it. Where does it say that QNX is used in >IOS? Or PIX? > >It's not. > >Liberty for All, > >Brian > >At 10:01 AM 4/18/2002 -0700, Chris Kirschke wrote: >>http://www.qnx.com/news/pr/may18_98-cisco.html >> >>Chris Kirschke >>Lead Engineer >>Astreya Partners, Inc >>[EMAIL PROTECTED] >>408-790-5900 xt 531 >> >> >>-----Original Message----- >>From: Clifford Thurber [mailto:[EMAIL PROTECTED]] >>Sent: Thursday, April 18, 2002 9:36 AM >>To: Brian Ford; Noonan Wesley; 'Mikael Olsson' >>Cc: [EMAIL PROTECTED] >>Subject: Re: Digital Legends (was: RE: Microsoft ISA server (Was: Re: >>Replacingmy old PIX Classic)) >> >> >>I don't have the link in front of me but I saw a news blurb that Cisco >>licensced QNX in 1998? >> >> >> >>At 12:27 PM 4/18/2002 -0400, Brian Ford wrote: >> >Wes, >> > >> >I don't know where you heard this legend about IOS running on some other >> >OS.... It is not true. >> > >> >IOS is an operating system implemented directly on a hardware >> >platform. There is no underlying operating system. Look at your IOS >> >router for a "Boot Loader"; that's a small IOS kernel (and not a third >> >party OS). >> > >> >PIX OS ran many, many, many years ago on top of a real time OS (Finesse) >> >that was developed specifically for the hardware platform that the PIX >> >used at that time. Today, the PIX OS runs directly on hardware (when you >> >look at the actual PIX source code you sometimes see references to the old >> >real time OS). >> > >> >You may be thinking of one of a number attempts (by third parties) to >> >create a program that runs on Unix that can execute an IOS or PIX >> >image. The latest attempt at something like that was the "IOU" (IOS On >> >Unix) project. I don't know how far that ever got. >> > >> >This claim that either IOS or PIX is a version of Unix or running on Unix >> >is becoming a kind of annual event. Maybe someone will claim that all >> >Linux implementations actually runs on one copy of run-time Windows NT >> >v4.0 next? >> > >> >Liberty for All, >> > >> >Brian >> > >> >At 08:15 AM 4/18/2002 -0700, [EMAIL PROTECTED] wrote: >> >>Message: 6 >> >>From: "Noonan, Wesley" <[EMAIL PROTECTED]> >> >>To: "'Clifford Thurber'" <[EMAIL PROTECTED]>, >> >> "'Mikael Olsson'" <[EMAIL PROTECTED]> >> >>Cc: "'[EMAIL PROTECTED]'" <[EMAIL PROTECTED]> >> >>Subject: RE: Microsoft ISA server (Was: Re: Replacing my old PIX Classic) >> >>Date: Wed, 17 Apr 2002 09:12:38 -0500 >> >> >> >>A sizable chuck of Cisco (don't know for sure on the PIX, but I know on >> >>their routers) runs an OS behind the scenes that is called Xenix, XNS, >> ZNS, >> >>or something along those lines (I really don't recall the actual >> name). IOS >> >>runs on top of that (is my understanding, kind of like how Banyan ran >> on top >> >>of Unix). My point was simply, if one is going to cast the "a firewall is >> >>only as strong as the underlying OS" stone, they need to be prepared >> to cast >> >>that stone at virtually every firewall out there. It is hardly a ISA >> >>specific issue (heck, FW1 runs on MS doesn't it?). >> >> >> >>Wes Noonan >> >>[EMAIL PROTECTED] >> >>281-208-8993 >> > >> >>_______________________________________________ >>Firewalls mailing list >>[EMAIL PROTECTED] >>http://lists.gnac.net/mailman/listinfo/firewalls > _______________________________________________ Firewalls mailing list [EMAIL PROTECTED] http://lists.gnac.net/mailman/listinfo/firewalls
