On 1/10/2011 14:54, Brandon Kim wrote: > > 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? > >
All I found (quickly without trying too hard) is that the IEEE version is based on Cisco's MISTP rather than PVST. ~Seth
