Is there a rule for iptables to limit the amount of SYN packets a /24 range of IPs can send?view story

http://askubuntu.com – How can I block entire C class IP blocks when they send too many SYN packets to my ubuntu 12.04 server? Example of what I see during a SYN flood attack: Each different IP only sends 1 SYN packet, so the firewall doesn't block it. But the range 192.132.209.* all together is sending a lot of SYN packets in a very small time period. (HowTos)

router will not connect to printerview story

http://serverfault.com – I have a netgear WGR614 v8 and a Brother HL-2270DW wireless printer. Yesterday I flashed the router with DD-WRT firmware. now my printer will not connect. printer error page says "Connection : Failed (Error : TS-07) The machine cannot detect a WLAN access point/router that has WPS or AOSS enabled. (HowTos)

Untangle Gateway Platform 9.4 Officially Announcedview story

http://news.softpedia.com – Untangle Gateway Platform, a Linux-based network gateway with pluggable modules for network applications like spam blocking, web filtering, anti-virus, anti-spyware, intrusion prevention, VPN, SSL VPN, and firewall, is now at version 9.4. Highlights of Untangle Gateway Platform 9.4: • A new Captive Portal and a new Host Table have been implemented; • Separate mobile devices to a differ (General)

OpenJDK 7 AsynchronousServerSocketChannel only accepts localhost if bound to localhost/ not externalview story

http://stackoverflow.com – > java -version java version "1.7.0_09" OpenJDK Runtime Environment (IcedTea7 2.3.3) (suse-3.16.1-x86_64) OpenJDK 64-Bit Server VM (build 23.2-b09, mixed mode) On openSUSE 12.2 (x86_64) and AppArmor is not running, and the firewall is disabled. If server using AsynchronousServerSocketChannel is listening for connections and I specify localhost or, then it only accepts connections f (HowTos)

ConfigServer Firewall 5.72 Officially Releasedview story

http://news.softpedia.com – ConfigServer Firewall, an SPI iptables firewall that is straight-forward, easy and flexible to configure and secure with extra checks to ensure smooth operation, is now at version 5.72.Highlights of ConfigServer Firewall 5.72:• Missing DD setting in DA and generic installations for ST_DISKW have been added;• IPv6 port settings have been modified to reflect IPv4 port settings for new inst (General)

cannot connect to OpenWrt router via switchview story

http://serverfault.com – (Copied from the OpenWrt forum, where it went from the visible pages without answer...) Dear all, a few days ago I set up a TP-Link TL-WR1043ND with OpenWrt Attitude Adjustment 12.09-rc1. The router itself works like a charm, but I have a configuration issue that I cannot seem to tackle. I suspect it might be related to VLANs, but I may be mistaken. (HowTos)

incoming ACCEPT all iptables rule still appearingview story

http://unix.stackexchange.com – I'm following this guide here: http://isalazyadmin.net/2009/07/02/configuring-a-basic-firewall-for-debi... And I have the iptables listed shown, but my server still appears to be accepting all incoming connections (ie: bittorrent peers are still connecting, even though I didn't allow those ports). /etc/iptables.rules *filter # This will allow all loopback (lo0) traffic and drop all traff (HowTos)

Problem with SSH Outboundview story

https://www.centos.org – I currently have CentOS 5.8 installed with cPanel and ConfigServer Firewall (CSF).I am currently having issues SSH'ing out of this server.The last time I was able to wa... [by Unregistered Visitor] (HowTos)

How to prevent a process from any network access under Linuxview story

http://serverfault.com – Is there a way to prevent a specific process from creating any TCP/UDP connection under Linux? Just like the firewall under Windows, I need to block a process's any network activity. (HowTos)

How do I install and configure postfix automatically on Ubuntu 12.04 using aptview story

http://askubuntu.com – I installed postfix on a bare bones Ubuntu Server 12.04 by typing the following in the terminal. sudo apt-get install postfix When asked to choose a mail server configuration type, I chose Satellite system. For the System mail name, I entered ww1.example.com and for the SMTP relay host, I selected mail.example.com. Note that I replaced example.com with my own domain. (HowTos)