To be fair to Cisco and maybe I'm way off here. But it seems they do come out with a way to do things first which then become a standard that they have to follow.
ISL/DOT1Q HSRP/VRRP etherchannel/LACP Just some examples..... I'm not aware of too many other vendors that create their own protocol, in which they then become a standard? > Date: Mon, 10 Jan 2011 14:46:53 -0800 > From: se...@rollernet.us > To: nanog@nanog.org > Subject: Re: Is Cisco equpiment de facto for you? > > On 1/10/2011 14:32, Jeff Kell wrote: > > On 1/10/2011 3:20 PM, Greg Whynott wrote: > >> HP probably was the most helpful vendor i've dealt with in relation to > >> solving/providing inter vendor interoperability solutions. they have PDF > >> booklets on many things we would run into during work. for example, > >> setting up STP between Cisco and HP gear, ( > >> http://cdn.procurve.com/training/Manuals/ProCurve-and-Cisco-STP-Interoperability.pdf > >> ). > > > > Well, technically, the HP reference tells you how to convert your Cisco > > default PVST over to MST to match the HP preference. > > > > The handful of HP switches versus the stacks and stacks of production > > Cisco requiring conversion to suit them was "intimidating" to say the > > least :-) > > > > > To be fair, one is Cisco proprietary while the other is IEEE 802.1Q. > > ~Seth >