nv-l
[Top] [All Lists]

Re: Unable to discover nodes using SNMP status Was: OIDs Seedf iles and

To: nv-l@lists.tivoli.com
Subject: Re: Unable to discover nodes using SNMP status Was: OIDs Seedf iles and SNMP status polling
From: "Les Dickert" <lesdickert@hotmail.com>
Date: Mon, 04 Jun 2001 15:03:50
I have created them manually with great
success, and also have put the nodes
in the seedfile preceeded with a '$',
reloaded the seedfile, and waited.  After
a while they show up.

Les Dickert
Verisign Consulting



>From: "Leslie Clark" <lclark@US.IBM.COM>
>Reply-To: IBM NetView Discussion <nv-l@tkg.com>
>To: IBM NetView Discussion <nv-l@tkg.com>
>Subject: Re: Unable to discover nodes using SNMP status Was: [NV-L] OIDs 
>Seedf  iles and SNMP status polling
>Date: Sat, 2 Jun 2001 16:34:18 -0400
>
>That's right. For Netview to discover it and draw it, it must respond to a
>ping.
>In your case you can do what we all do when dealing with firewalls, which
>are
>often set up the same way (no ping, yes snmp from this address). You can
>manually add the node (Edit..Add..Object). Netview will take it from there.
>While you are in the Add dialog that you pay a visit to the ipmap
>configuratrion
>dialog to check the address and mask. And be sure you add it at the correct
>submap level. Go inside the segment inside the subnet if you are adding
>a 'Computer'.
>
>Cordially,
>
>Leslie A. Clark
>IBM Global Services - Systems Mgmt & Networking
>Detroit
>
>
>Gareth_Holl@TIVOLI.COM@tkg.com on 06/01/2001 11:47:31 AM
>
>Please respond to IBM NetView Discussion <nv-l@tkg.com>
>
>Sent by:  owner-nv-l@tkg.com
>
>
>To:   IBM NetView Discussion <nv-l@tkg.com>
>cc:
>Subject:  Re: Unable to discover nodes using SNMP status Was: [NV-L] OIDs
>       Seedf    iles and SNMP status polling
>
>
>
>
>i would think a successful "discovery" requires a response to a ping as a
>minimum requirement, so your suspicion would be right
>
>Gareth Holl
>Software Engineer
>gholl@tivoli.com
>
>Tivoli Systems / IBM Corporation
>Research Triangle Park,  North Carolina.    1-800-TIVOLI-8
>-----------------------------------------------------------------------------------------------------------
>
>
>No matter what happens, somebody will find a way to take it too seriously
>
>
>"Cowan, Chris" <Chris.Cowan@2ndWaveinc.com>@tkg.com on 06/01/2001 11:29:48
>AM
>
>Please respond to IBM NetView Discussion <nv-l@tkg.com>
>
>Sent by:  owner-nv-l@tkg.com
>
>
>To:   "'IBM NetView Discussion'" <nv-l@tkg.com>
>cc:
>Subject:  Unable to discover nodes using SNMP status Was: [NV-L] OIDs Seedf
>       iles and SNMP status polling
>
>
>
>
>
>Well the reason that I want to use SNMP status rather than pings is that
>ICMP echos are blocked at a private VLAN boundary, but SNMP isn't.
>
>Which brings me to my question.    I attempted to SNMP status query 2 Nokia
>Crypto Clusters (actually it's an HA config with 2 boxes and a 3rd shared
>address).    I can snmpwalk the two systems, but as stated earlier ICMP
>echos are blocked.  For some reason, the two boxes will not discover.
>
>I'm not sure if it is because pings are blocked, or that there is a 3rd
>virtual address.   I am about to try tracing netmon and all that, but
>figured I would look out here and just see if anyone has tips or ideas.
>
>Thanks in advance.
>
>-----Original Message-----
>From: James_Shanks@TIVOLI.COM [mailto:James_Shanks@TIVOLI.COM]
>Sent: Tuesday, March 20, 2001 8:20 AM
>To: IBM NetView Discussion
>Subject: Re: [NV-L] OIDs Seedfiles and SNMP status polling
>
>
>Just a question on why you would want to do this.
>Since the overhead involved to get status via SNMP rather than by ping is
>so much greater, why would you want to make that the default?  Getting
>status via SNMP is a very new feature in NetView and it should be used
>sparingly, which probably accounts more than anything else  for why you
>cannot simply set things up as you suggest.  I think product management
>would want to see a full-blown performance analysis before they'd let such
>a feature out the door.  But that is just my opinion here.
>
>If you think this should be a feature, then my suggestion is that you call
>Support and open an enhancement request.
>
>James Shanks
>Team Leader, Level 3 Support
> Tivoli NetView for UNIX and NT
>
>
>danny@UK.IBM.COM@tkg.com on 03/20/2001 08:09:26 AM
>
>Please respond to IBM NetView Discussion <nv-l@tkg.com>
>
>Sent by:  owner-nv-l@tkg.com
>
>To:   nv-l@tkg.com
>cc:
>Subject:  [NV-L] OIDs Seedfiles and SNMP status polling
>
>
>
>
>Hi All
>
>I am attempting to have my cake and eat it, so please don't flame me for
>presenting an unreasonable request:
>
>I have a seedfile that contains IP addresses and IP address. What I would
>like to do is status poll most of the devices using SNMP. However, if I
>understand correctly, one must first discover the object and then add the
>"$" before the IP address or hostname in the seedfile.
>
>So I had an idea: how about using OIDs - maybe I can put the following line
>in my seedfile and run "netmon -y" (it's the OID of a printer)
>
>$@oid 1.3.6.1.4.1.2001.1.2.683.6
>
>No such luck.
>
>Therefore, the only solution that I can think of is to work through the
>database to see which objects have been discovered and support SNMP and
>have the appropriate OID and update the seedfile accordingly (not
>forgetting the netmon -y afterwards).
>
>I'm sure that someone out there has had to deal with the same issue.
>
>Wouldn't it be great if there was a flag you could set somewhere that says
>"If the object supports SNMP, use SNMP to status poll it"?
>
>Any ideas anyone?
>
>Cheers.
>
>Danny
>
>Danny Williams
>Tivoli & AIX Specialist
>IBM Global Services - Integrated Technology Services
>mailto:danny@uk.ibm.com
>Tel: 665520 (01926-465520) -- MOBX: 275520 (07967-275520)
>
>_________________________________________________________________________
>NV-L List information and Archives: http://www.tkg.com/nv-l
>
>
>_________________________________________________________________________
>NV-L List information and Archives: http://www.tkg.com/nv-l
>
>
>
>
>_________________________________________________________________________
>NV-L List information and Archives: http://www.tkg.com/nv-l
>
>
>_________________________________________________________________________
>NV-L List information and Archives: http://www.tkg.com/nv-l

_________________________________________________________________


<Prev in Thread] Current Thread [Next in Thread>

Archive operated by Skills 1st Ltd

See also: The NetView Web