Ynt: Differences between TACACS+ and Cisco ACS [7:2245]

2001-04-27 Thread Bulent Sahin

Hi,

We have been using Cisco ACS for NT for 1 year. It is very easy to configure
and learn it(easier than source code I suppose), but it is not stable
software, sometimes it stops. Sometimes some functions does not work well,
but the source of the problem might be the operating system(NT). I did not
used Solaris version of this software.
Some versions of Cisco ACS has security vulnerabilities.
I didn't understand what you mean with enable password(router??). But you
can find on the documantations, what this software can do, what can't(the
rest).
http://www.cisco.com/univercd/cc/td/doc/pcat/sqasnt.htm

Bulent Sahin

- Vzg|n ]leti -
Kimden: Sean Young 
Kime: 
Gvnderme tarihi: 27 Nisan 2001 Cuma 16:24
Konu: Differences between TACACS+ and Cisco ACS [7:2245]


 Hi Everyone,

 The company I am working for is considering purchasing Cisco ACS
 software.  This piece of software will be running on Solaris platform.
 Currently, I am using TACACS+ (self-supported software with source code)
 on our environment running on both Solaris and linux platforms (Primary
 TACACS is on Solaris and backup is on Linux).  We've modified the source
 code so that each user has his/her own privilige password so that we
 have a record of who is doing what on the network devices (accounting
 purpose).  Everything is running smoothly and the company is happy with
 the result.

 In my opinion, learning CLI in Unix/linux is not an easy task to master.
 Because of this, I am solely responsible for the TACACS servers.  Finding
 someone to train for this thing is NOT an easy thing (thanks to Microsoft
 mentality of POINT-and-CLICK attitude of new people coming into the IT
 field these days).  I've tried to train several people for this task but
 it was unsuccessful.  Because of this, the company is considering of
 migrating the TACACS server from Solaris/Linux over to Microsoft Windows
 platforms (YIKES) so that we can find additional support staffs.
 The software package that we consider is Cisco ACS.  I have several
 questions regarding this package:

 1) Is this software stable on a Windows platform?  (Sorry I have to ask)
 2) How long does it take to train a newbie to be efficient with Cisco
ACS running on Winblows platform?
 3) Does Cisco ACS support enable privilege for each individual user (i.e
does each user have his/own enable password)?

 If anyone has done it before or have a similar experience, I would like
 to hear from you.

 Many thanks.
 Sean
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Ynt: Network analysis of T1 [7:1057]

2001-04-18 Thread Bulent Sahin

MRTG free. http://ee-staff.ethz.ch/~oetiker/webtools/mrtg/

Bulent

- Vzg|n ]leti -
Kimden: "Anthony J Crews" 
Kime: 
Gvnderme tarihi: 18 Nisan 2001 Gar~amba 09:07
Konu: Network analysis of T1 [7:1057]


 I would like to know the best/least expensive software on the market that
 will analyze my T1 links for %usage.  I have all cisco routers but think
the
 CiscoWorks RWAN is a bit expensive ($15,000)?

 Thanks,

 Anthony
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Re: eigrp path [7:881]

2001-04-17 Thread Bulent Sahin

If the bandwith and delay parameters of the links(I assume serial) are same,
check if there are summary-address definitions on serial links(or
auto-summary enabled), because the route x.x.x.x/y is always better then the
route x.x.x.x/z for EIGRP, if y is bigger than z.
If you use PPP on some of the serial interfaces, add the line "no peer
neighbour-route" on this serial interfaces.

- Vzg|n ]leti -
Kimden: "SH Wesson" 
Kime: 
Gvnderme tarihi: 17 Nisan 2001 Sal} 01:43
Konu: eigrp path [7:837]


 I have a network that is running EIGRP to provide for redundancy, for some
 reason, for this one remote site, it is taking the long route to get to
 there.  For instance, we have the following:



 RTR-A
 /\
/  \
  RTR-B---RTR-C

 The host we're trying to get to is on RTR-A and we are trying to get there
 from RTR-C.   Every link has the same bandwidth.  For some reason we a
 client on RTR-C is trying to get to a host on RTR-A, it goes from RTR-C to
 RTR-B then to RTR-A and finally to the host on RTR-A instead of directly
 from RTR-C to RTR-A and to the host.  Any help would be appreciated.
 Thanks.


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IGX log files [7:330]

2001-04-12 Thread Bulent Sahin

Hi,
I want to get the log files of IGX switches to process them with a program. I
haven't seen any option in WAN Manager to get the log files and "telnet" is
not a good way. SNMP or TFTP are possible options, but I couldn't find any
documentation. Help!

Thanks




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Clearing show buffer counters

2001-02-08 Thread Bulent Sahin

Hi,=20
I want to clear "show buffer" counters, but i couldn't find a command. =
The command "clear counters" doesn't effect "show buffer" output.
Thanks.

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Re: IP accounting

2001-01-29 Thread Bulent Sahin

When you configure IP accounting on an interface,  you can get information
about how many bytes of data is coming from a mail server or a file server.
With a small program you can get this information periodically from the
router and then you can process this data according to your needs. Allright
this is what we have. I'm looking for a better software which has some
additional features and a good GUI .(not Cisco Secure ACS )
Even this better software has to get data from the router and  the router
has to generate this data. This means "slow down"; No difference.

Bulent Sahin

- Özgün Ýleti -
Kimden: "Nick Payton" [EMAIL PROTECTED]
Kime: "Kevin Wigle" [EMAIL PROTECTED]; "'Cisco@Groupstudy. Com'"
[EMAIL PROTECTED]
Gönderme tarihi: 29 Ocak 2001 Pazartesi 07:52
Konu: RE: IP accounting


 I agree with that statement in that sense of accounting.  I was under the
 impression he was looking for traffic accounting either out of curiousity,
 troubleshooting, or for SLA issues.  Good point though - so Elmer what
type
 of "accounting" are you reffering to ?

 Nick Payton

 -Original Message-
 From: Kevin Wigle [mailto:[EMAIL PROTECTED]]
 Sent: Sunday, January 28, 2001 9:01 PM
 To: Nick Payton; suaveguru; 'Cisco@Groupstudy. Com'
 Subject: Re: IP accounting


 A poster pointed the list to NTTacPlus just a few weeks ago.

 It all depends on what is meant by "ip accounting".  Tacacs+ and Radius
are
 used within the aaa implementation.  Authentication Authorization
Accounting

 I am experimenting with the above program now and I can:

 see when you logged in/off
 see if you tried to start an exec
 see what commands you gave while in exec
 if dialin - how many bytes were transferred

 and I'm just getting started there is lots more..

 Unfortunately as far as I can tell - the data is raw.  i.e. you'll have to
 suck it into a spreadsheet and massage it as you will.

 However, it can also log to an obdc/sql database - then you could do
 queries.

 I think the Cisco tacacs server has canned reports but I have not looked
at
 it yet.

 Kevin Wigle



 - Original Message -
 From: "Nick Payton" [EMAIL PROTECTED]
 To: "suaveguru" [EMAIL PROTECTED]; "'Cisco@Groupstudy. Com'"
 [EMAIL PROTECTED]
 Sent: Monday, 29 January, 2001 00:15
 Subject: RE: IP accounting


  TACACS or Radius ?  I am under the belief that those are both
 authentication
  tools, not accounting tools.  Try using Netflow if your interested in
  accounting - IP accounting would be difficult to use for accounting
  purposes, but is usefull for getting a quick synopsis of the traffic
 coming
  across a particular interface.
 
  Nick
 
  -Original Message-
  From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
  suaveguru
  Sent: Sunday, January 28, 2001 6:49 PM
  To: Bulent Sahin; ; Tony van Ree
  Subject: Re: IP accounting
 
 
  try tacacas or radius servers they are both reputable
  products in the market
  --- Bulent Sahin [EMAIL PROTECTED] wrote:
   Hi,
   Where can I find such tools?
   Thanks.
  
   Bulent Sahin
  
   - Özgün Ýleti -
   Kimden: "Tony van Ree" [EMAIL PROTECTED]
   Kime: "Deloso. Elmer G (WPNSTA Yorktown)"
   [EMAIL PROTECTED];
   [EMAIL PROTECTED]
   Gönderme tarihi: 24 Ocak 2001 Çarþamba 00:22
   Konu: Re: IP accounting
  
  
Hi,
   
IP accounting will slow down your router.  I would
   tend to use it as a
   tool for trouble shooting or finding specific stuff
   on your network but not
   much chop for anything else.  For billing etc there
   are better tools
   available.
   
I feel routers should route (and switch too) and
   accounting packages
   should get the data from the router and account.
   
Just my feelings.
   
Teunis,
Hobart, Tasmania
Australia
   
   
On Tuesday, January 23, 2001 at 08:45:39 AM,
   Deloso. Elmer G (WPNSTA
   Yorktown) wrote:
   
 Hello, group.
 Can someone give me feedback on implementing IP
   Accounting on the
   gateway
 router? I'd like to know it's plus / minus
   sides, cpu/memory load
   issues,
 etc. CCO doesn't seem to have much info on it.
   Thanks in advance.

 Elmer Deloso

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Re: IP accounting

2001-01-24 Thread Bulent Sahin

Hi,
Where can I find such tools?
Thanks.

Bulent Sahin

- Özgün Ýleti -
Kimden: "Tony van Ree" [EMAIL PROTECTED]
Kime: "Deloso. Elmer G (WPNSTA Yorktown)" [EMAIL PROTECTED];
[EMAIL PROTECTED]
Gönderme tarihi: 24 Ocak 2001 Çarþamba 00:22
Konu: Re: IP accounting


 Hi,

 IP accounting will slow down your router.  I would tend to use it as a
tool for trouble shooting or finding specific stuff on your network but not
much chop for anything else.  For billing etc there are better tools
available.

 I feel routers should route (and switch too) and accounting packages
should get the data from the router and account.

 Just my feelings.

 Teunis,
 Hobart, Tasmania
 Australia


 On Tuesday, January 23, 2001 at 08:45:39 AM, Deloso. Elmer G (WPNSTA
Yorktown) wrote:

  Hello, group.
  Can someone give me feedback on implementing IP Accounting on the
gateway
  router? I'd like to know it's plus / minus sides, cpu/memory load
issues,
  etc. CCO doesn't seem to have much info on it. Thanks in advance.
 
  Elmer Deloso
 
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Ynt: Disabling American Online Instant-messenger(AIM) and Yahoo IM

2001-01-24 Thread Bulent Sahin

If you are using a router to do this, such a access-list will work.
access-list 102 deny tcp any any eq 5050
access-list 102 permit ip any any
int ethernet 0
ip access-group 102 in

Note: I supposed that, users' packets are coming from  ethernet 0 interface.
- Özgün Ýleti -
Kimden: "Frank Kim" [EMAIL PROTECTED]
Kime: [EMAIL PROTECTED]
Gönderme tarihi: 23 Ocak 2001 Salý 19:21
Konu: Disabling American Online Instant-messenger(AIM) and Yahoo IM


 Has anyone implemented port filtering to disable AOL instant messenger and
 Yahoo instant messenger?  If you have, could you send me the ports they
 use on those?  Could you also tell me what techniques you used, doing it
 at the firellwall(pix) or the router?  Thanks for any input.

 -Frank


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Ynt: solid amber light on 3640

2001-01-16 Thread Bulent Sahin

Table A-1: System LED Color  Description

Off Router is not receiving power.

Blinking green Router is running the ROM monitor. No errors detected.

Solid green Router is operating normally. No errors detected.

Amber Router is receiving power but not functioning properly. Possible
power-on self-test error or over-temperature condition detected.

Alternating amber and green Power-on self-test detected. The router is
attempting to reload the ROM monitor.

- Özgün Ýleti -
Kimden: "Priss" [EMAIL PROTECTED]
Kime: [EMAIL PROTECTED]
Gönderme tarihi: 16 Ocak 2001 Salý 01:17
Konu: solid amber light on 3640


 Hi group,

 I have a Cisco 3640 showing a solid amber light on the system LED all
 the time, the router is functioning but the traffic going through seems
 abit slow sometimes even though there is not much traffic.  What are
 list of things that I should check to see whats wrong?

 Thanks in advance.

 testysl

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Cisco Secure ACS v2.4 for Windows NT question

2000-11-17 Thread Bulent Sahin




Hi

How can i create a new group on Cisco 
Secure ACS? 

Thanks,



ICQ ports

2000-09-26 Thread Bulent Sahin




Hi, 

Which ports(TCP, UDP) does ICQ 
use?

Thanks.


Re: ICQ ports

2000-09-26 Thread Bulent Sahin




I have seen that ICQ also uses ports 23647, 
13492 and 18838.

-Original Message-From: 
Chuck Larrieu [EMAIL PROTECTED]To: 
Bulent Sahin [EMAIL PROTECTED]; [EMAIL PROTECTED] [EMAIL PROTECTED]Date: 
26 Eyll 2000 Sal 19:04Subject: RE: ICQ 
ports
Part of every networking person's repertoire should 
be:

http://www.iana.org/numbers.htm

contains the most recent port assignments and a 
whole lot more.

in 
another mail you were told ports 5190 and 4000.

5190 is registered to AOL ( whom I believe owns 
ICQ? ) 

port 4000 is registered to Terabase. I am not sure 
if there is a relationship, but if not then ICQ may be mis-behaving. The 
page does note that ICQ also uses port 4000. I suppose there is potential 
conflict here in some situations.

-Original Message-From: [EMAIL PROTECTED] 
[mailto:[EMAIL PROTECTED]]On Behalf Of Bulent 
SahinSent: Tuesday, September 26, 2000 8:38 AMTo: 
[EMAIL PROTECTED]Subject: 
ICQ ports
Hi, 

Which ports(TCP, UDP) does 
ICQ use?

Thanks.