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RE: [nv-l] MAC and IP Address

To: "'nv-l@lists.tivoli.com'" <nv-l@lists.tivoli.com>
Subject: RE: [nv-l] MAC and IP Address
From: bernard.baudoux@fortisbank.com
Date: Wed, 4 Dec 2002 12:38:08 +0100
José,

the first method may seem hard at first sight, but you could easily write a 
script to do this (with snmpwalk) I could give you examples you you wish.

Regards,
Bernard Baudoux.
Network Management
Telecommunication / 1GA2H
Fortis Banque
Tel : +32 (0)2 565 24 68
Fax : +32 (0)2 228 83 69
bernard.baudoux@fortisbank.com


> -----Original Message-----
> From: jmfrancoz@soluziona.com [SMTP:jmfrancoz@soluziona.com]
> Sent: mercredi 4 décembre 2002 12:11
> To:   nv-l@lists.tivoli.com
> Subject:      RE: [nv-l] MAC and IP Address
> 
> Thanks Bernard:
> 
> The first method is interesting but a little bit hard in an environment
> with 200 routers.
> 
> The second method would be very good If we could avoid using the Netview
> GUI.
> However I don´t think it is possible, isn´t it?
> 
> Thanks again:
> 
> José María
> 
> 
> 
> 
> 
> bernard.baudoux@fortisbank.com con fecha 04/12/2002 11:52:25
> 
> 
> 
> Destinatarios:    "'jmfrancoz@soluziona.com'" <jmfrancoz@soluziona.com>
> CC:
> Asunto:     RE: [nv-l] MAC and IP Address
> 
> 
> Hello Jose.
> 
> You can have a look at the ARP cache of your routers.   An ARP cache
> matches MAC adresses and IP adresses.   You may download the caches with
> the MIB browser and save them onto ascii files.   There you can use any
> text editor to search for a given string.
> 
> the ARP cache in a MIB lies in :
> .iso.org.dod.internet.mgmt.mib-2.at.atTable.atEntry.atPhysAddress
> 
> The drawback of this method is that if you have lots of routers, you will
> have to scan lots of ARP caches.   Do you have many ?
> 
> Another method if this MAC address is known by Netview is to try
> 'Locate/Object/By Attribute' from the Netview GUI and choose 'SNMP
> ifPhysAddr' as the attribute.   This will give you the name of the device
> that MAC belongs to.
> 
> 
> Hope this may help,
> Bernard Baudoux.
> Network Management
> Telecommunication / 1GA2H
> Fortis Banque
> Tel : +32 (0)2 565 24 68
> Fax : +32 (0)2 228 83 69
> bernard.baudoux@fortisbank.com
> 
> 
> 
> > -----Original Message-----
> > From:     jmfrancoz@soluziona.com [SMTP:jmfrancoz@soluziona.com]
> > Sent:     mercredi 4 d> écembre 2002 11:21
> > To: nv-l@lists.tivoli.com
> > Subject:  [nv-l] MAC and IP Address
> >
> >
> > Hi all:
> >
> > I would be very grateful if someone could help me.
> >
> > I am in trouble.
> >
> > I  am working with MIBs and Netview databases (topologu and object)
> >
> > Well, the problem is the following:
> > I have a MAC address and I need to known the IP Address which is related
> to
> > these one.
> > I don´t know where I should look for this information.
> >
> > Someone could help me ?
> >
> > Thanks:
> >
> > José María
> >
> >
> >
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> 
> 
> 
> 
> 
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This email and any attached files are confidential and may be legally 
privileged.
If you are not the intended recipient, any disclosure, reproduction, 
copying, distribution, or other dissemination or use of this communication 
is strictly prohibited.  
If you have received this transmission in error please notify the sender 
immediately and then delete this email.
Email transmission cannot be guaranteed to be secure or error free as 
information could be intercepted, corrupted, lost, destroyed, arrive late or 
incomplete, or contain viruses.  
The sender therefore is in no way liable for any errors or omissions in the 
content of this message, which may arise as a result of email transmission. 
If verification is required, please request a hard copy.



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