Great Circle Associates Firewalls
(May 1995)
 

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Subject: Re: fw newbie needs validation
From: Ruiyuan_Jiang/Advantage_KBS_at_LotusXchg @ njcorp . akbs . com
Date: Mon, 08 May 95 16:37:00 EST
To: firewalls @ greatcircle . com
Encoding: 44 Text

  Sorry, Martin, I can not give you an answer but I have a question about
  your draft picture. Between your two Cisco routers is your firewall
  bastion, the question is on your firewall bastion are there two network
  cards or just one network card. I mean if you use two network cards then
  one connects to Cisco 2504 and the other one connects to Cisco 1003 in
  this situation there is no direct connection between Cisco 2504 and Cisco
  1003 and all the traffic passes firewall bastion. If your firewall
  bastion just has one network card connects then Cisco 2504 and Cisco 1003
  has direct connection. I read the book "Firewalls and Internet Security"
  and the pictures on the book look like two routers (one is firewall) has
  direct connection.
  Can anyone clear my mind? Thanks


  ---------------------- Reply Separator ---------------------

  We are about to get connected and the IS guys are nervous about their
  data so they insist on a firewall. My budget is almost nil so we'll
  probably go with TIS's fwtk running over FreeBSD 2.0. If I understood
  what I gathered here and in Cheswick & Bellovin, our setup would look
  like this:


+-------------+   +---------+    |
| Inside nets,|---| Cisco   |----|   +----------+
| servers...  |   | 2504    |    |---| Cisco    |----- Internet
+-------------+   | Eth-Eth |    |   | 1003     |
                  +---------+    |   | Eth-ISDN |
                                 |   +----------+
                  +---------+    |
                  |Firewall/|----|
                  |Bastion  |    |
                  |(fwtk)   |    |
                  +---------+

With static routes between the 1003<->firewall and 2504<->firewall.

Anything heretic/dumb/screwed/laughable... about this ?


 __________________________.
 Martin Durand             | I know I should be working on my .sig file,
 nit @
 llc .
 org               | but who reads these things...



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