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Iptables spoofing from 2 subnetsview story

http://serverfault.com – I have packets from 2 subnets going into my firewall eth1: 10.111.12.0/24 and 10.10.100.0/24 I set iptables rules like that: iptables -A INPUT -i eth1 ! -s 10.111.12.0/24 -j DROP iptables -A INPUT -i eth1 ! -s 10.10.100.0/24 -j DROP But - the first rule doesnt allow to check the second one because 10.10.100.0/24 is NOT 10.111.12.0/24 and it is matching first rule. How to fix it ? (HowTos)

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iptables - allow connections to a port only for IP addresses with established state on a different portview story

http://serverfault.com – I want to allow connections on port x for IP addresses that have a 'established' state on port y. Is this doable by just using iptables? (HowTos)

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How to Provide login delay in sshview story

http://unix.stackexchange.com – I wanted to provide login delay while login through ssh .I tried couple of ways of doing same but couldn't find desired result. I tried steps provided by given link. http://hostingfu.com/article/ssh-dictionary-attack-prevention-with-iptables iptables -N SSH_CHECK iptables -A INPUT -p tcp --dport 22 -m state --state NEW -j SSH_CHECK iptables -A SSH_CHECK -m recent --set --name SSH iptables -A SS (HowTos)

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l2tp vpn is disconnected after few minutesview story

http://serverfault.com – I installed IPSec/L2TP on my vps server. I tried to connect from my mac to this VPN server. First time, connection is succeeded. (HowTos)

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Software for Location-Based Profiling (Firewall, Network, etc.)?view story

https://bbs.archlinux.org – Is there any good software packages that can you ip address, network characteristics to set a profile to control running applications, daemons, netctl preferred networks (like interacts with netctl-auto since multiple networks are in the area), and iptables?  I know this is way out there and I am interested if such a thing exists.  If not, I will look into building such a thing. aj (HowTos)

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https://domain.com/ doesn't work after cpanel uninstallview story

http://serverfault.com – (Running Centos 6 + Apache 2) I was relying on a server management company (which only supports cPanel-based servers) to manage my server, then I decided to stop using their services and cPanel as well. It turned out, this company didn't clean things up despite the fact that they knew full well that I was dropping cPanel. Now, all my websites are working fine, but I have an important website wh (HowTos)

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how to proxy to a VPN connected server with local services running? [migrated]view story

http://serverfault.com – I'm having trouble accessing services that are running on my Linux Box from outside the local network. (HowTos)

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Routing native IPv6, ipv6 packets not getting through from clientsview story

http://ubuntuforums.org – Hi, I'm struggling like crazy getting my ubuntu firewall to work properly with ipv6, when i read old topics here / google for guides it all sounds really easy (tm), but i just can't get ipv6 routing to work at all, my main problem is 99% of all the ipv6 routing guides i can find assumes i want to get ipv6 through a tunnel, which isn't the case in my setup, but first let me explain what the overa (Hardware)

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[CentOS] iptablesview story

http://centos.1050465.n5.nabble.com – I ran: iptables -L and see this: Chain INPUT (policy ACCEPT) target     prot opt source               destination ACCEPT     all  --  anywhere             anywhere            state RELATED,ESTABLISHED ACCEPT     icmp --  anywhere         &n (HowTos)

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3.11.6 kernel or dbus problem? (wake issues)view story

https://bbs.archlinux.org – Yes. (HowTos)