Re: FW: Storage Area Networking [7:56857]

2002-11-07 Thread Jose Celestino
Words by Frank Dagenhardt [Tue, Nov 05, 2002 at 02:49:56PM +]:
 Storage Area Netorking is just a way to enable storage to be used like a
 utility. It simplifies management by consolidating all of your storage into
 a virtual pool for you to be able to draw from at any time. Enabling you to
 get the full use out of the storage that you have paid for. Most SANS have
 the ability to take advantage of cloning, snapshots, replication and
virtual
 disks. Network attached storage is more like an optimized file server. SANS
 present the storage to the servers as if they were actual physical disks on
 the server. If you have more questions I would be happy to answer. 
 

I have, related to this last part of NAS vs SAN. Can we use SAN as a
NAS? I mean, can we share (the same) central data in a transparent way
among n servers? Will this work as a NAS on steroids? Is this
supported/used on any platform? Are we talking about exclusive or
concurrential disk accesses? Does this bring problems on data
consistency? (well, every machine sees the disks as their own...) Is it
possible at all?

TIA

-- 
Jose Celestino || SysAdmin::SAPO.pt http://www.sapo.pt
http://xpto.org/~japc
-
Lately, the only thing keeping me from becoming a serial killer is my
distaste
for manual labor.-- Dilbert




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Relation between port and interface [7:44804]

2002-05-23 Thread Jose Celestino

So what's the relation between a port and an interface in a

IOS (tm) C3500XL Software (C3500XL-C3H2S-M), Version 12.0(5.2)XU,
MAINTENANCE INTERIM SOFTWARE

when in debug ethernet-controller address.

For instance:

May 23 12:00:00 aaa.bbb.ccc.ddd 622964: 1y9w: 0050.8bd3.f768 has moved from
port 10 to port 51 in vlan 1
May 23 12:00:00 aaa.bbb.ccc.ddd 622966: 1y9w: 0050.8bd3.f768 has moved from
port 51 to port 10 in vlan 1
May 23 12:00:00 aaa.bbb.ccc.ddd 622968: 1y9w: 0002.a5e8.d9a1 has moved from
port 39 to port 51 in vlan 1
May 23 12:00:00 aaa.bbb.ccc.ddd 622970: 1y9w: 0002.a5e8.d9a1 has moved from
port 51 to port 39 in vlan 1

How can I locate port 39 and port 51 physically on the switch?

Is this int fa0/39 and gi 0/2 ?

-- 
Jose Celestino  SAPO.pt::Systems http://www.sapo.pt
-
Quod licet Iovi non licet bovi.
(What Jove may do, is not permitted to a cow.)




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Re: Port number on Catalyst 3500XL [7:44533]

2002-05-22 Thread Jose Celestino

Ok, but I see a mac-address jumping to port 10 (and 11) and spanning-tree
ports start at 13.

Words by Larry Letterman [Mon, May 20, 2002 at 12:52:38PM -0400]:
 That looks like it is using the spanning tree port numbers, not the
 physical switch port numbers.
 
 
 Larry Letterman
 Cisco Systems
 [EMAIL PROTECTED] 
 
 
 -Original Message-
 From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
 Jose Celestino
 Sent: Monday, May 20, 2002 9:18 AM
 To: [EMAIL PROTECTED]
 Subject: Port number on Catalyst 3500XL [7:44533]
 
 
 The following error message got me to think what is port 51 on a 48
 port catalyst:
 
 May 20 16:38:46 aaa.bbb.ccc.ddd 368176: 1y9w: 00d0.b709.1f02 has moved from
 port 51 to port 14 in vlan 1
 May 20 16:38:49 aaa.bbb.ccc.ddd 368177: 1y9w: Addaddress
00d0.b709.1f02,
 on port 51 vlan 1
 May 20 16:38:49 aaa.bbb.ccc.ddd 368178: 1y9w: 00d0.b709.1f02 has moved from
 port 14 to port 51 in vlan 1
 May 20 16:38:49 aaa.bbb.ccc.ddd 368179: 1y9w: Addaddress
00d0.b709.1f02,
 on port 14 vlan 1
 May 20 16:38:49 aaa.bbb.ccc.ddd 368180: 1y9w: 00d0.b709.1f02 has moved from
 port 51 to port 14 in vlan 1
 May 20 16:38:54 aaa.bbb.ccc.ddd 368181: 1y9w: Addaddress
0050.8be1.54f3,
 on port 51 vlan 1
 
 What rules does this numeration follows, where can I find docs about it?
 
 TIA.
 
 --
 Jose Celestino  SAPO.pt::Systems http://www.sapo.pt
 -
 Quod licet Iovi non licet bovi.
 (What Jove may do, is not permitted to a cow.)
-- 
Jose Celestino  SAPO.pt::Systems http://www.sapo.pt
-
Quod licet Iovi non licet bovi.
(What Jove may do, is not permitted to a cow.)




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Port number on Catalyst 3500XL [7:44533]

2002-05-20 Thread Jose Celestino

The following error message got me to think what is port 51 on a 48
port catalyst:

May 20 16:38:46 aaa.bbb.ccc.ddd 368176: 1y9w: 00d0.b709.1f02 has moved from
port 51 to port 14 in vlan 1
May 20 16:38:49 aaa.bbb.ccc.ddd 368177: 1y9w: Addaddress 00d0.b709.1f02,
on port 51 vlan 1
May 20 16:38:49 aaa.bbb.ccc.ddd 368178: 1y9w: 00d0.b709.1f02 has moved from
port 14 to port 51 in vlan 1
May 20 16:38:49 aaa.bbb.ccc.ddd 368179: 1y9w: Addaddress 00d0.b709.1f02,
on port 14 vlan 1
May 20 16:38:49 aaa.bbb.ccc.ddd 368180: 1y9w: 00d0.b709.1f02 has moved from
port 51 to port 14 in vlan 1
May 20 16:38:54 aaa.bbb.ccc.ddd 368181: 1y9w: Addaddress 0050.8be1.54f3,
on port 51 vlan 1

What rules does this numeration follows, where can I find docs about it?

TIA.

-- 
Jose Celestino  SAPO.pt::Systems http://www.sapo.pt
-
Quod licet Iovi non licet bovi.
(What Jove may do, is not permitted to a cow.)




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Re: PIX information [7:35294]

2002-02-13 Thread Jose Celestino

PIX-FW1# copy ?
usage: copy tftp[:[[//location][/pathname]]] flash

For instance:

copy tftp://192.168.2.2/configs/pix.cfg flash


Thus spake BASSOLE Rock, on Wed, Feb 13, 2002 at 09:06:59AM -0500:
 Hello group,
 
 
 What command can I use to copy a configuraton form a tftp server to a PIX
 Firewall? I have look on the cisco web site for the command but couldn't
 find. Can somebody help.
 
 Thank you.
 
 Rock
-- 
Jose Celestino 
-
Little prigs and three-quarter madmen may have the conceit that the laws of
nature are constantly broken for their sakes.
-- Friedrich Nietzsche




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