Re: Firewall(s) "maxed" out

From: Johann G. Hautzinger (tremaat_private)
Date: Fri Oct 15 1999 - 00:01:58 PDT

  • Next message: Joseph S D Yao: "Re: Geography of an IP Address"

    Joseph S D Yao wrote:
    > 
    > > During the past two days, both of these firewalls became "maxed" out, for
    > > lack of a better term.  Specifically, both machines had reached their
    > > maxtask limits and could no longer fork any new processes.  A check of the
    > > systems revealed very large numbers of HTTP connections from individual
    > > internal client workstations.
    > >
    > > Does anyone know of some "new" browser plug-in or service pack which could
    > > be responsible for this ??  ...
    > 
    > Tell your users to keep JavaScript turned off when browsing the
    > publicly accessible Internet, especially when browsing their porn
    > sites.  ;-}  We had noticed in our firewall logs that some users
    > visiting sites meriting reprimand had all of a sudden blossomed dozens
    > within seconds.  We also found out why.
    > 
    > Also, make sure that your users have internal domains in their
    > Exceptions or No-Proxy lists.  Otherwise, all attempts to hit internal
    > Web sites will be mediated by the Web proxy.
    
    ... which reminds me of a very useful tool: go to
    http://www.junkbuster.com and have a look. we are using a chain of
    proxies, squid - junkbuster - tis kits' http-gw to "bust junk out of our
    users' life" (including, porn, java[script], ads,...) turning of things
    is quite easy - turning on desired content might cause you to give it a
    thought or two ;-)
    
    hth Hannes
    
    -- 
    Johann Georg Hautzinger,  email: tremaat_private,  Tel.: 531 00 1907
    Erste Bank AG - OE 0423 - Orga./Entw. Treasury u. Orga.Wertpapier
    Boersegasse 14, 1010 Wien            http://treasury.erstebank.at
    



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