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Technology Stocks : The New QLogic (ANCR) -- Ignore unavailable to you. Want to Upgrade?


To: KJ. Moy who wrote (25202)12/12/1999 2:33:00 AM
From: Kerry Lee  Read Replies (1) | Respond to of 29386
 
For those who can't be bothered to sort thru the clutter/profanity on Yahoo message board , here's a worthwhile repost:

Inifiband based networking gear
by: viangio
12/11/99 11:08 pm
Msg: 22009 of 22016
The LAN networking types are there
because Infiniband is "Infinite bandwidth"
for I/O. It's not just I/O bus
replacement in servers. It's classic bus
replacement anywhere. The IP router
folks all have big wide buses in their IP
routers. The Inifiniband idea is throw
the bus away and replace it with a fabric.
The fabric can scale as much as you
want simply by adding links and little
switching chips. So in a big IP router for
example you could have line cards that
externalise to standard interfaces such as
Ethernet, ATM etc. But internally, the
LAN packet router is sending packets over
a fabric of Infiniband links. If I want
to increase the capacity of my IP router
I can add more line cards while also
scaling the internal fabric to match. I
cannot do that with today's LAN routers and
the reason is the internal bus won't
scale. Cisco and others have all played
with fabric based router architectures at
one time or another. They are common
in parallel super computers. But now, the
Inifiniband effort is set to make this
a high volume off the shelf technology.

I'll be able to build application
specific hardware - whether it be a new
kind of server (CPUs, memory and disks) or
a new kind of IP router (one CPU and
loads of LAN interface line cards) or even
a big graphics engine (lots of pixel
renderers and distributed frame buffers).

So the answer is Nortel, Lucent, 3Com
and Cisco are all there because Infiniband
is an architecture that allows them to
innovate, design and build next generation
communication equipment.

Dell, Compaq, HP, IBM and Sun are all
there because Infiniband is an architecture
that allows them to build application
specific scalable servers for less than
today's models.

Infiniband is a totally revolutionary
architecture. It's been coming for a long
time and a number of prior experiments
had to fail to get this far. Classic servers
and what they attach to will change in
drastic ways. One can imagine for example;
an Inifiniband based server and LAN IP
router in the same cabinet - with all the
neurons attached to the fabric. Hardware for
an integrated application engine - where
the application is serving Web pages, video
feeds, voice mail, eCommerce credit card
transactions etc. etc. It's an architecture
for a totally connected planet. Phew.

The Ancor deal cannot be understated -
Ancor's switch ASICs could show up in
Cisco equipment. Can you imagine....

BTW, business school CEOs don't get this.
Technology leaders do. Maybe this explains
some of the rhetoric lately.

Posted as a reply to: Msg 22005 by jfieb
View Replies to this Message



To: KJ. Moy who wrote (25202)12/13/1999 9:48:00 AM
From: The Phoenix  Respond to of 29386
 
KJ,

I've not completed my due diligence. But the phyical limitations of PCI are being solved on the WAN using native interfaces. Now I do realize that the WAN characteristics are altogether different. Generally latencies are higher...but what I'm finding difficult to rationalize - and perhaps I haven't dug deep enough yet - is why latency is an important factor in the SAN....even more so than in the WAN it would appear. Seems to me that the bigger issue should be time to move a file. If that's the case 10G (OC192) would seem to be a good alternative. What am I missing?

OG



To: KJ. Moy who wrote (25202)12/20/1999 3:46:00 PM
From: Greg Hull  Read Replies (2) | Respond to of 29386
 
KJ,

On yahoo (http://messages.yahoo.com/bbs?action=m&board=4687096&tid=ancr&sid=4687096&mid=22785) you posted:

"Ancor's closing price on 12/31/99 was $4 if I am not mistaken. I don't have the data with me at the moment. At 1,891%, Ancor's price was about 75.75. Does anyone know what PUMA's closing price was at 12/31/99? Ancor may end up #1 yet at 12/31/99. That would be awesome. "

I show that PUMA closed at 3 3/8 on 12/31/98 and ANCR closed at 4. As of today they are both about 84. Neck-n-neck going into the finish line.

More importantly, I wonder how the top performing stocks of 1998 did in 1999. How many of them fell into an abyss? How many still had stellar returns? I'll see if I can get the list.

Greg