Time stamps in argus records

Carter Bullard cbullard at nortelnetworks.com
Thu Sep 23 11:23:00 EDT 1999


Hey Russell,
   Combining multiple Argus records that belong to the same flow
is done with raconnections().  Feed a days worth of  argus records
into raconnections() and you should get single records for single
connections with the start and last timestamps correct.

Carter
 

> -----Original Message-----
> From: Russell Fulton [mailto:r.fulton at auckland.ac.nz]
> Sent: Thursday, September 23, 1999 12:24 AM
> To: argus at lists.andrew.cmu.edu
> Subject: Time stamps in argus records
> 
> 
> HI All,
> 	A quick query about the argus time stamps: I had assumed that 
> for tcp traffic the start time was the start time for the 
> session as a 
> whole but on examining real output from ra I see I am clearly 
> mistaken.
> 
> So, what are the start and last times?  Presumably the times for this 
> particular argus record.
> 
> I was looking for a way of detecting long running tcp 
> sessions without 
> going to the bother of maintaining state info in the script which 
> postprocessed the ra output.  I thought, that's easy just use -g but 
> the longest time I got was aprox 2 minute.  Then I had a look 
> at the ra 
> times for the sessions and realised they incremented each record. 
> 
> Sigh...
> 
> Russell.
> 
> 



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