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Kia ora Experts! I have a working set of iptables rules.  My input, output, forward and postrouting rules work well.  However, when I try to port forward with DNAT it fails.   The rule that I a...
Zones: IP Tables/IP Chains, Linux Network Se...Date Answered: 05/04/2009 Rating: 9.0 Views: 0
Hello, I work on Ubuntu 7.10 and I'm investigating the netfilter source code.   I have downloaded the linux source using apt-get source linux-source-2.6.22 I'm looking for the nf_register_ho...
Zones: Ubuntu, LinuxDate Answered: 01/07/2008 Rating: 7.6 Views: 0
I have an application that sends output out on a sample port which must be redirected at the server level back to a second port in order for the application to process the information correctly. ...
Zones: Linux NetDate Answered: 03/17/2009 Rating: 8.0 Views: 4
Hello I have a fedora10 with 3 NIC's. Eth0 and eth1 are configured in bridge mode /usr/sbin/brctl addbr br0 /usr/sbin/brctl addif br0 eth0 /usr/sbin/brctl addif br0 eth1 br0 is 10.0.1.5/24 ...
Zones: Linux, Linux Net, IP Table...Date Answered: 02/06/2009 Rating: 8.0 Views: 0
I have the following setup: 1.2.3.254 -> Firewall Machine, RedHat 7.0,      4 Network interfaces , 2.4.3 Kernel, iptables 1.1.1 , Running full SNAT and DNAT for the cascaded internel networks. ...
Zones: Linux NetDate Answered: 09/30/2003 Rating: 7.2 Views: 0
Hello, I am having problems with an iptables script that works on my Fedora Core 8 server but for some reason not my CentOS 5 server.   I have included the portion of the script that is causing ...
Zones: IP Tables/IP ChainsDate Answered: 02/18/2009 Rating: 8.4 Views: 0
I am looking for some documentation on how to allow an Iptables gateway/firewall to allow an active ftp connection in a secure manner.  My current configuration allows the ability for an initial co...
Zones: IP Tables/IP Chains, FTP, Linux ...Date Asked: 08/13/2008 Points: 500 Comments: 7
I have a number of server rental clients. I want to install a user-configurable firewall where each user has their own secure account and can easily graphically manage their own IP's, ports and rul...
Zones: Software Firewalls, Hardware Fi...Date Asked: 11/02/2008 Points: 500 Comments: 2
 
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