[NTLUG:Discuss] Need Network Configuration Advice.

Brad Barrier bbb at onramp.net
Sat Jan 29 15:17:54 CST 2000


I am trying to do the same thing...can I get a copy of that script as well.

Thanks


At 03:02 PM 1/29/00 -0600, you wrote:
>Awesome, thank you for your help.  I got the initial setup going 
>immediately after reading your email.  And, I am currently going 
>through the script you sent to me to determine exactly what I
>should use.
>
>Bob Byron
>RAD Systems, Inc.
>www.radit.com
>(972)516-4256
>
>----- Original Message ----- 
>From: Bobby Wrenn <bobby at wrennest.com>
>To: <discuss at ntlug.org>
>Sent: Thursday, January 27, 2000 5:03 AM
>Subject: Re: [NTLUG:Discuss] Need Network Configuration Advice.
>
>
>You will need to run enable ip-forwarding in your kernel and run
>ipchains. You seem to have the system set up correctly. 
>
>In a recent post Chris Cox gave this minimum configuration:
>As root do:
>ipchains -A forward -j MASQ -s 192.168.X.0/24 -d 0.0.0.0/0
>echo 1 >/proc/sys/net/ipv4/ip_forward
>
>Replace X with your network identifier for your private net.
>e.g. 192.168.4.0
>
>This is a minimum configuration and provide no security. I will send the
>script I use directly to you. I will need some tweaking for your system
>but that should be easy.
>
>Bob Byron wrote:
>> 
>> I am new to linux network administration and need some help.  I need to
>> setup a network local network that has access to the internet.
>> I have a linux system that I can use as a router.  The system
>> has two ethernet cards in it, so I can use it as a bridge.
>> 
>> Internet ===|eth0 -- LINUX SYSTEM -- eth1|=== local network
>> 
>> Questions:
>> 1) Is the best/most secure way to setup this type of system to
>> have the linux system sit between the Internet and the local
>> network?
>> 
>> 2) I am using 2 ethernet cards, is that best, or is one card as
>> secure?
>> 
>> 3) How do I bridge eth0 with eth1?  (I am using Redhat 6.1.  I
>> have been able to ping from eth0 to the internet and eth1
>> to the local network, but I have not been able to ping the
>> internet from my local network.  I assume there is some kind
>> of bridge that I need to enable.)
>> 
>> Bob Byron
>> RAD Systems, Inc.
>> www.radit.com
>> (972)516-4256
>> 
>> _______________________________________________
>> http://ntlug.org/mailman/listinfo/discuss
>
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