Products. MikroTik Routers and Wireless. MikroTik Wiki. Networks. How to Build a Simple Wireless Authenticated Gateway (SWAG) Using OpenBSD :: Hack In The Box :: Keeping Knowledge Free. By: Rosli Sukri Now, without spending a lot of money you to can build an authenticated gateway solution to verify your WIFI users. First and foremost you need to get your hands on the coolest free BSD system for firewalls and security devices.
In this example I will be using OpenBSD3.6 stock standard as a build and a base system (but I guess you could use FreeBSD5.3 – me thinks the newer FreeBSD are getting a bit bloated but the background fscking, fscking rocks dude!) Once you have installed your neighborhood OS in your server (go ahead and install all the packages from the OpenBSD installation CD, heck I have 40G worth of SATA drive on my brand spanking new Dell 1U server so I don't really care) you only need to change a couple of files within your /etc directory before you can start rocking. The Setup By the way my rig is a Dell 1U server with 4 NIC cards and a lot of RAM. One neat thing about the setup is its way awesome fan systems that mimics a mini tornado.
/etc/rc.conf.local 1.) 10 quick tips to make Linux networking easier | 10 Things | TechRepublic.com. Linux makes networking simple and secure -- if you know a few tricks. Jack Wallen shares some pointers to help admins knock out various Linux networking tasks with a minimum of effort. Linux makes networking simple and secure -- if you know a few tricks. Jack Wallen shares some pointers to help admins knock out various Linux networking tasks with a minimum of effort. Networking is a must-have on all levels of computing. Be it home or corporate, networking is the one aspect of computing that is, without a shadow of a doubt, a deal breaker. And with some help, the Linux operating system can be the king of networking, in both ease of use and security. But that doesn't mean the average (and sometimes even the above-average) user can't use some help. Note: This information is also available as a PDF download. #1: Make use of your /etc/hosts file The hosts file is used for static host names and offers a quick way to create networking shortcuts. 192.168.1.101 backups ALL: bad.domain.name ONBOOT=yes.
Web interface for OpenWrt and more - X-Wrt.org. Unified Security Management - Products. User_manual:introduction [OSSIM Wiki] OSSIM : Tutorials => OSSIM Installation Guide. OpenDNS. From DD-WRT Wiki OpenDNS is a free DNS (Domain Name Server) service which makes internet browsing safer and allegedly faster. By simply using their DNS servers instead of your ISP's you are automatically protected from their list of Phishing websites. However, in order to restrict a variety of adult website content you will need to create a free account with them, register your IP address and select the categories you want restricted (i.e. sexuality, nude, pornography, lingerie, grotesque, etc...).
Since most of us have DHCP assigned WAN IP addresses that change periodically we need to instruct our router to tell OpenDNS what our new IP address is when it changes. We will go over that below. [edit] Basic Setup In order to configure dd-wrt with OpenDNS you need to specify the OpenDNS DNS servers in the control panel. Option 1 - Configure DHCP with OpenDNS DNS server If you want the DNS servers to be queried in the order they're listed rather than randomly: Click Apply Settings Or.
Catalyst Fixed Configuration Layer 2 and Layer 3 Switches. Recovery From Corrupt or Missing Software Image on Cisco Catalyst 2900XL and 3500XL Series Switches. Introduction This document describes how to recover from a corrupt or missing software image on the Cisco Catalyst 2900XL and 3500XL Series Switches. When this problem exists, the error message error loading flash appears when you boot up after power loss or after an incorrect software upgrade. Note: Trivial File Transfer Protocol (TFTP) may be used to transfer software image files from a PC to your device.
This document was written using output from the Cisco TFTP server application. Prerequisites Requirements There are no specific requirements for this document. Components Used To create the examples in this document, this equipment is used: Hyperterminal software used in Microsoft Operating Systems. The information presented in this document was created from devices in a specific lab environment.
Conventions For more information on document conventions, refer to the Cisco Technical Tips Conventions. Problem Unplug the power cable. This problem occurs only on XL switches. Solution. COMPASS - Cisco On-line Maintenance Procedures and Support System. Linksys is now available on our Cisco Home Networking website. Cisco Is Easy. CCNA Training. Packet Life.