From: Church, Chuck (cchurch@wamnetgov.com)
Date: Wed Jan 07 2004 - 11:33:09 GMT-3
The 2950s have only 1 variety of software, but the hardware that the software detects is what triggers the EI or SI selection. But you're right, it's not upgradeable.
Chuck Church
CCIE #8776, MCNE, MCSE
Wam!Net Government Services
13665 Dulles Technology Dr. Ste 250
Herndon, VA 20171
Office: 703-480-2569
Cell: 703-819-3495
cchurch@wamnetgov.com
PGP key: http://pgp.mit.edu:11371/pks/lookup?op=index&search=cchurch%40wamnetgov.com
> -----Original Message-----
> From: Doug.Calton@getronics.com [mailto:Doug.Calton@getronics.com]
> Sent: Wednesday, January 07, 2004 7:18 AM
> To: cbsnow31@yahoo.com
> Cc: ccielab@groupstudy.com
> Subject: RE: Sitting on the Fence - 3550 or 2950-T Switch for Home Lab
>
>
> Thanks to all for their feedback. For now, I am buying one
> 3550, and will team it with my existing 2950. Certainly,
> most of the VTP and trunking stuff can be done with that
> pair, and also having the 3550, I will be able to attack some
> of the SVI and routing issues, as well as QoS features at
> both L2 and L3. If I get further along, and need the second,
> I will investigate at that time.
>
> One caveat to anyone who - like me - might be naove about the
> 2950s: unlike the 3550s, the software is not upgradeable
> from standard to enhanced image. The lower-priced C-2950-24
> units ONLY run SI, and the more expensive C-2950-T 24s run
> EI. I have never seen the 2950-Ts on eBay - just the cheaper
> ones. LanStreet sells the 2950-Ts for about $800.
> From what I see, the EI adds MST and rapid STP - two
> technologies that I feel are of increased interest in today's market.
>
> -----Original Message-----
> From: christopher snow [mailto:cbsnow31@yahoo.com]
> Sent: Wednesday, January 07, 2004 7:10 AM
> To: Calton, Doug
> Cc: ccielab@groupstudy.com
> Subject: Re: Sitting on the Fence - 3550 or 2950-T Switch for Home Lab
>
>
> I would suggest getting two 3550s. I, like you,
> thought of using just one, but I have found that
> completing the Internetwork Expert and NetMaster would
> have been impossible as they have the switches so
> heavily embedded in the scenerios. I used a credit
> card with 0 % for 6 months. I plan to resell them
> when I finish. If you watch ebay you can find some
> deals as I was able to get them both for $1775 a piece
> + shipping. I am willing to lose a little when I sell
> them but it is a fair trade off for being able to have
> them for practice.
>
> HTH..
>
> Chris Snow
> --- Doug.Calton@getronics.com wrote:
> > Just curious as to thoughts here. I currently have
> > a 2950 24 switch in
> > my lab, and although generally happy with it, you
> > cannot upgrade it from
> > standard to enterprise image (SI to EI). I am
> > ramping up for a lab try
> > later on this spring, and generally feel comfortable
> > with using rental
> > time to hone my dual 3550 skills. To be frank, I
> > don't get very
> > concerned about SVIs, routed ports or the other
> > routing issues, but
> > would like to see more on the newer switching
> > technologies (MST and
> > R-SPT, e.g.), as well as a need to get more
> > comfortable with VTP, ether
> > channel, etc.
> > Just curious as to other folks thoughts here. Is
> > the routing capability
> > of the 3550 worth the 1K extra cost for the unit, or
> > would the EI 2950
> > suit my purposes, supplimented by a small amount of
> > lab time? Thanks!
> >
> > Doug Calton
> > Program Manager
> > AN/TSP
> > Tel: 513-774-8333
> > FAX: 978-625-1026
> > Mobile: 866-728-5700 (local 513-253-8484) doug.calton@getronics.com
> > www.getronics.com/us
> >
> >
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