Great Circle Associates Firewalls
(May 1994)
 

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Subject: Re: University firewalls - where?
From: doug @ seas . smu . edu (Doug Davis)
Date: Tue, 24 May 1994 16:17:10 -0500 (CDT)
To: P-Pomes @ uiuc . edu (Paul Pomes)
Cc: firewalls @ GreatCircle . COM
In-reply-to: <199405242023 . AA06165 @ uxc . cso . uiuc . edu> from "Paul Pomes" at May 24, 94 03:23:28 pm

> 
> I'm interested in learning which universities have installed firewalls.
Hello

> Where were the firewall(s) placed?
On the network ( ;-) ) 

Specifically, between the SEAS networks and the rest
of the world.

 
> How tight are they (innocent till proven guilty or vice-versa)?
Very. Access thru it is limited to a few ip sockets, I can
provide a list if you want. 
 
> What policy goals do they implement?
reduced hacking, and monitoring of network traffic. We log
all connections and produce summaries by users. (if outbound)
(inbound connections are logged)  Inorder to establish
a connection on a non-standard ip port a user must make
a request in the form of localmachine->destinationmachine & port
This summery information provides increased awareness of 
what traffic is actually going on, as well as the
"hacking attempts"  Its amasing how may rejects
we do over a month on port 111.

We also force all incoming connections to have an inverse-A
recored for their origination hosts and encourage the
usage of pident. 


> Replies to me will be summarized in a few days time.
Please send me a copy.  If you need more information
let me know.




References:
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From: yerkes_chuck @ jpmorgan . com
Next: Re: Allowing Magic Kingdom Access.
From: "John P. Rouillard" <rouilj @ terminus . cs . umb . edu>
Indexed By Thread Previous: University firewalls - where?
From: Paul Pomes <P-Pomes @ uiuc . edu>
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From: yerkes_chuck @ jpmorgan . com

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