Firewall Wizards mailing list archives

Re: Firewall Rule Migration Utilities?


From: "Johann van Duyn" <Johann_van_Duyn () bat com>
Date: Tue, 11 Dec 2001 11:22:12 +0200

Hi, Chad...

Thanks. Your comments on the issue are noted; however, it would save me a
heap of typing if a conversion tool existed. My plan, given such a tool,
would be to convert the rulebase, and then go through it with a fine-tooth
comb to tidy the new rulebase up, remove the fluff and any badly conceived
rules.

Oh well... it seems I'm in for a busy spell. I hate doing real work. :-/

I just wish I were converting the rulebase to a Raptor firewall... gives me
a much warmer feeling inside.

Cheers

-----------------------------------------
Johann van Duyn, CISSP
IT Risk and Security Manager: British American Tobacco South Africa
Stellenbosch, South Africa
Tel. +27 (21) 8883765
Cel. +27 (82) 4588472
Fax. +27 (21) 8838692
E:mail: johann_van_duyn () bat com
-----------------------------------------
"We see things as we are, not as they are." -- Leon Rosten





|--------+----------------------->
|        |          Chad Schieken|
|        |          <cschieken@lu|
|        |          cent.com>    |
|        |                       |
|        |          2001/12/10   |
|        |          22:16        |
|        |                       |
|--------+----------------------->
  >-----------------------------------------------------------------------|
  |                                                                       |
  |       To:     Johann van Duyn <Johann_van_Duyn () bat com>,              |
  |       firewall-wizards () nfr com                                        |
  |       cc:     (bcc: Johann van Duyn/Stellenbosch/ZA/BATCo)            |
  |       Subject:     Re: [fw-wiz] Firewall Rule Migration Utilities?    |
  >-----------------------------------------------------------------------|







I would argue that you don't want a tool to perform this, for several
reasons:

1. This is the perfect time to review your ruleset and determine which
rules are needed and which are not. Going through a process of evaluating
the need for, and owner of,  each rule should provide significant value to
your organization. I'm going to bet that you find things are no longer
needed, should have already been taken out, and possibly a mistake.

2. No two firewall products are alike. I would argue that a Gauntlet
performs it's functions in a way that is unique enough that you wouldn't
want to own a FW-1 with a rulebases converted from Gauntlet. Checkpoint for
instance has the set of policy properties that affect the way rules are
interpreted, that would be difficult to express using the Gauntlet GUI.

I have a colleague who is in the process of shoe-horning a FW-1 into a
space where a Raptor was. He is trying to keep all functionality the same.
You should see the mess of a NAT rulebase he is dealing with.

Thanks,
Chad


At 07:45 AM 12/10/2001, Johann van Duyn wrote:
Hi there...

Is anyone here aware of any firewall rule migration utilities that could
help one to migrate rules from, say, a Gauntlet firewall to a FW-1, or
vice-versa? Something like that could save a person a heck of a lot of
typing when changing firewalls...

Thanks!

-----------------------------------------
Johann van Duyn, CISSP
IT Risk and Security Manager: British American Tobacco South Africa
Stellenbosch, South Africa
Tel. +27 (21) 8883765
Cel. +27 (82) 4588472
Fax. +27 (21) 8838692
E:mail: johann_van_duyn () bat com
-----------------------------------------
"We see things as we are, not as they are." -- Leon Rosten



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Confidentiality Notice: The information in this document and
attachments is confidential and may also be legally privileged.
It is intended only for the use of the named recipient. Internet
communications are not   secure and therefore British American
Tobacco does not accept legal responsibility for the contents of
this message. If you are not the intended recipient,please notify us
immediately and then delete this document. Do not disclose the
contents of this document to any other person, nor take any copies.
Violation of this notice may be unlawful.


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