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FW: WTDEPEND with NV V5

To: nv-l@lists.tivoli.com
Subject: FW: WTDEPEND with NV V5
From: Christine_Nutt@TIVOLI.COM
Date: Thu, 17 Dec 1998 12:12:26 -0500
Reply-to: NV-L@UCSBVM.UCSB.EDU
Sender: Discussion of IBM NetView and POLYCENTER Manager on NetView <NV-L@UCSBVM.UCSB.EDU>
> Joe,
> I've written one that seems to work fine for nodes.  Basically, what I
> have is a process (perl script) that goes out and gets the next-hop
> for every node in my database.
>
> The next-hop for a node on a network should be the router-interface.
>
> I then store this router-address, along with the original node in a
> flat-file.
>
> If the node goes down, I do the following:
>   1)  Test the original node.
>   2)  If the test fails, I get the next-hop address.
>   3)  If the next-hop fails, I throw away the original interface-down
>        event (assuming the node is actually NOT down; just unreachable).
>   4)  If the next-hop responds, then I know the node is in-fact down.
>
> Now, if the router interface goes down... step #3 will ensure that
> I don't get node-down events.
>
> If you have any questions... give me a call.
>
> Gary Boyles, Intel Corporation, 916-356-4345
>
> -----Original Message-----
> From: Prokott, Joe [SMTP:Joe.Prokott@WESTGROUP.COM]
> Sent: Tuesday, April 21, 1998 7:45 AM
> To:   NV-L@UCSBVM.UCSB.EDU
> Subject:      WTDEPEND with NV V5
>
> Has anybody gotten the "wtdepend" application, an application that uses
> rules and a router dependency configuration to filter out "Interface
down"
> events for devices on the other side of a "downed" router, to work with
> NetView Version 5?  I am trying to test this, but I keep getting the
> message
> "ovw:Connection to database lost" when I select an object in the NV map
> and
> the GUI exits.  Since there is no documentation describing how to
> deinstall
> this package, I tried removing the "wtdepend.reg" file from the local
> registration directory, but this did not work either.  Any ideas?
>
> Also, does anyone know of any 3rd party vendor that can do this WITHOUT
> the
> need of manually configuring a "router dependency configuration" showing
> what nodes are dependent on what router interfaces?  In a large
> environment,
> it is not realistic to maintain such a file for each and every router
> interface.  It would be nice if some integrated app. on top of NetView
> could
> do this function dynamically.  Does such an app. exist anywhere?  Thanks
> in
> advance,
>
>
> Joe Prokott
> Lead Network Analyst
> West Group
> 610 Opperman Drive
> St. Paul, MN  55123

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