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pretty sure my mail server is being spam-assaulted... worry?view story

http://www.linuxquestions.org – Bear in mind that i've had a working mail server for ~2 months, so i'm new at it. It's postfix running on a linux desktop behind a router. (HowTos)

8
Not able to telnet on ports. Error-Connection refused.view story

http://www.linuxquestions.org – Hi Experts, I am not able to telnet on specified ports--21344,21354 and 21364. I have a colo server and I am able to ping and ssh to it on port 22. (HowTos)

8
IPTablesview story

https://www.centos.org – Awesome, thank you very much for you help with this. [by rlbeaver] (HowTos)

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question about iptables on blocking a ping packet based on sizeview story

http://www.linuxquestions.org – how to block particular size ping packets using iptables in linux? For example :- block 1000 to 5000 size ping packet? (HowTos)

8
Need my Exchange to use diff IP for outgoingview story

http://www.linuxquestions.org – I am using Ubuntu 9.10 with Arnos IP tables firewall. I'm unable to find any documentation on /etc/arnos~/firewall.conf There is a NAT_FORWARD_IP section, but I dunno how to configure it. So I must use iptables manually. (HowTos)

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i need help iptables webservices iisview story

https://www.centos.org – You'll need to give substantially more information than you have now before anyone can help you. It'll help to use complete sentences and give full information about what you want to do, ... [by TrevorH] (HowTos)

8
Custom ossec rulesview story

http://www.linuxquestions.org – Hi All We constantly have people trying to hack the admin login on our website. We created a redirect giving a 302 error but would like to block them using a ossec custom rule and iptables. If anyone could help here it would be great as I don't really have a clue about this. (HowTos)

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ConfigServer Firewall 6.14 Receives Multiple Improvementsview story

http://news.softpedia.com – ConfigServer Firewall, an SPI iptables firewall that is straightforward, easy and flexible to configure and secure, with extra checks to ensure smooth operation, is now at version 6.14.The ConfigServer Firewall comes with a series of important scripts, which include straightforward SPI iptables firewall, POP3/IMAP login tracking, SSH login notification, SU login notification, excessive connection (IT news)

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ConfigServer Firewall 6.10 Gets New Options and a Modified UIview story

http://news.softpedia.com – ConfigServer Firewall, an SPI iptables firewall that is straightforward, easy and flexible to configure and secure, with extra checks to ensure smooth operation, is now at version 6.10. The ConfigServer Firewall comes with a series of important scripts, which include straightforward SPI iptables firewall, POP3/IMAP login tracking, SSH login notification, SU login notification, excessive connectio (IT news)

8
Oracle 11g based on CentOS listener issueview story

http://www.linuxquestions.org – Good day, I installed Oracle 11g R2 on CentOS 6.4 it’s successfully and run it .. (HowTos)