For ISL, I know they are trying to phase that out. For the exams, they are 
based on dot1q.....

Even if I had all cisco equipment, I'd try to go with standards because you 
never know down the road where you may
need to use another vendor.

I wouldn't use EIGRP if given a choice, I'd go with OSPF or RIPv2.


> Date: Thu, 13 Jan 2011 08:18:00 -0500
> From: c...@wpi.edu
> To: nanog@nanog.org
> Subject: Re: Is Cisco equpiment de facto for you?
> 
> On Wed, Jan 12, 2011 at 11:10:16PM -0800, Scott Weeks 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
> 
> Yes, and then they keep their proprietary implementation instead of 
> phasing it out, and no one migrates to the standard one which leads to 
> vendor lockin.
> 
                                          

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