nv-l

RE: [nv-l] DNS Testing Script?

2005-01-28 10:21:54
Subject: RE: [nv-l] DNS Testing Script?
From: "Bursik, Scott {PBSG}" <Scott.Bursik AT pbsg DOT com>
To: "'nv-l AT lists.us.ibm DOT com'" <nv-l AT lists.us.ibm DOT com>
Date: Fri, 28 Jan 2005 09:20:20 -0600
Thanks for the information all. I am meeting with our DNS team to get a DNS
server added to the NetView machine. We already have a process that dumps
all of our DNS zones every night so we are going to use that as our seeding
process.

 
Scott Bursik
scott.bursik AT pbsg DOT com

-----Original Message-----
From: Stringfellow, William [mailto:William.Stringfellow AT bankofamerica DOT 
com] 
Sent: Thursday, January 27, 2005 8:05 PM
To: nv-l AT lists.us.ibm DOT com
Subject: RE: [nv-l] DNS Testing Script?

Scott,
        As Stephen noted, we took the approach of setting up a local DNS
server on the Netview server and then used a script I wrote to create the
DNS files from the Netview database itself.  This is combined with another
script that automates nvadds and deletes and sequences through checking for
valid address/netmask, updating the DNS server, then running loadhost with
the input.  It also takes all objects that are removed and places them in a
smart set so that you can just go in and give them a final look and wipe
them out in 1 bunch.  It even removes segments and networks when there are
no longer any interfaces attached.
        It is sort of slick and we haven't really had a lot of problems
since we put it in place.  

        Of course it took me about a year or more to finally listen to Lynn
Bird, James Shanks and George DeSocio who had been recommending it as a
resolution to many of the problems I had reported!  (Slow learner here).

        Good luck,
        Bill

Bill Stringfellow
EDS - Network Management Support
CA4-704-02-03
2000 Clayton Road, Building D
Concord, CA 94520

Office:     925.692.7283
Fax:        925.675.1763
Email:     william.stringfellow AT eds DOT com
Cell:       925.765.2648

-----Original Message-----
From: owner-nv-l AT lists.us.ibm DOT com [mailto:owner-nv-l AT lists.us.ibm DOT 
com]On
Behalf Of Bursik, Scott {PBSG}
Sent: Thursday, January 27, 2005 8:21 AM
To: 'Nv-L (nv-l AT lists.us.ibm DOT com)'
Subject: [nv-l] DNS Testing Script?


NetView 7.1.3 FP2 AIX


Have any of you written a script to test the resolution speed on your DNS? I
have been seeing some poor DNS resolution times and I am afraid that it is
starting to affect my NetView polling times. Netmon is falling behind on a
regular basis. We have MANY DNS domains so that complicates things.

Thanks!

Scott Bursik
PepsiCo Business Solutions Group

BTW, I am using this script to test netmon in case any of you out there are
interested. This was posted here some time in the past.

START SCRIPT HERE
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

#!/bin/ksh
#set -x
cat /dev/null > /usr/OV/log/netmon.trace
/usr/OV/bin/netmon -a 12
sleep 3
if [ -f /usr/OV/log/netmon.trace ]; then
  echo "Netmon is " `grep [-].*[:] /usr/OV/log/netmon.trace | wc -l `
"behind in status pinging";

else
  echo "Netmon is too busy to report now. Try later."

fi

exit

+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
END SCRIPT HERE

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