Veritas-bu

[Veritas-bu] NBU 5.1 Error Code 58 and Loss of Sequence Numbers

2006-02-21 07:54:39
Subject: [Veritas-bu] NBU 5.1 Error Code 58 and Loss of Sequence Numbers
From: pkeating AT bank-banque-canada DOT ca (Paul Keating)
Date: Tue, 21 Feb 2006 07:54:39 -0500
I don't see a change in ports.

The source port is not fixed, AFAIK.

The documentation does not specify source port, just the destination,
and which direction.
So you should have the following rules:

Any port on server to 13782 on client
Any port on client to 13724 on server

Paul

> -----Original Message-----
> From: veritas-bu-admin AT mailman.eng.auburn DOT edu 
> [mailto:veritas-bu-admin AT mailman.eng.auburn DOT edu] On Behalf Of 
> Brooks, Jason
> Sent: February 20, 2006 2:44 PM
> To: Veritas-bu AT mailman.eng.auburn DOT edu
> Subject: [Veritas-bu] NBU 5.1 Error Code 58 and Loss of 
> Sequence Numbers
> 
> 
> I've been having issues with Error Code 58 on my DMZ for a while now.
> Mostly sporadic, but it's become more persistent.  So, I just returned
> from engaging our Network Engineer on sniffing a backup.  Here's the
> info:
> 
> Started a manual backup of a Differential-Incremental,
> Microsoft-Windows-NT policy for one of the clients listed, a Windows
> 2003 server.
> 
> Almost immediately, the queued job dropped switched to 
> running, then to
> failed, error 58.
> 
> What the packets showed was a consistent conversation between the
> server, source port 571 and client, d port 13782.  
> 
> The 18th packet a SYN packet, sourced from the client, s port 
> 666 (doom)
> to server 13724, with a SEQ = 0 and ACK = 0. 
> 
> Server sends a SYNACK Seq = 0, Ack = 1.  
> 
> Client comes back with a SYNACK SEQ = 1, ACK = 1 and then the server
> sends a RESET.
> 
> So, here's the questions:
> 
> What caused the shift in ports?  And I suppose that will go 
> to answering
> the failed job.  Go to NBU Support with this one?
> 
> Jason Brooks
> 
> ------------
> Jason Brooks
> Computer Systems Engineer
> IITS - Longwood University
> voice - (434) 395-2916
> fax - (434) 395-2035
> mailto:<brooksje AT longwood DOT edu> 
> 
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