config

How to Copy Running-Config to NVRAM in Cisco ASA

To copy running config to NVRAM in Cisco ASA, use the following command testrouter# copy running-config startip-config

How to do Basic Configuration of squidGuard

Once SquidGuard is successfully installed, you want to configure the software according to your needs. A sample configuration has been installed in the default directory  /usr/local/squidGuard (or whatever directory you pointed your installation to). Below you find three examples for the basic configuration of SquidGuard. Most simple configuration Most simple config uration: one category, one [...]

How to Speed Up Your Web Site With MySQL Query Caching

One of the best ways to speed up your web application is to enable query caching in your database, which caches commonly used SQL queries in memory for virtually instant access by the next page that makes the same request. The reason this method is so powerful is that you don’t have to make any [...]

How to configure multiple servers for use with Websense software

Policy Server stores Websense Enterprise configuration data (including filtering policy settings). Policy Server communicates configuration data to Filtering Service. One or more Policy Servers can be configured from the same installation of Websense Manager. Each Policy Server must be added and configured separately. Policy Server stores Websense Enterprise configuration data (including filtering policy settings). Policy [...]

How to Create a PCAP packet capture on a J-Series Services Router

From time to time while trouble shooting, a packet capture is very useful. This is best accomplished by performing sniffer capture outside of the J-Series device. However there are instances where having a PC or server inline for Ethereal/Wireshark or tcpdump captures may not be possible. Therefore the J-Series Services Router can do a packet [...]

How to Install OpenSSH from source on CentOS

OpenSSH (OpenBSD Secure Shell) is a set of computer programs providing encrypted communication sessions over a computer network using the ssh protocol. It was created as an open source alternative to the proprietary Secure Shell software suite offered by SSH Communications Security. OpenSSH is developed as part of the OpenBSD project, which is led by [...]

How to Change Your Default “View Source” Application With A Registry Hack

  Viewing web-page source files in Notepad is hardly a user-friendly experience. You can hack the registry to change which app opens source files, but using TweakUI is a better choice. Load TweakUI (http://tinyurl.com/553fw6), browse to Internet Explorer > View Source. Click Change Program… and browse for whatever app you prefer. This only changes the [...]

How to Use vpnc on CentOS 5.x

The vpnc program is used to connect to Cisco VPNs. Although Cisco provides a Linux client, it can often be problematic to build, especially on 64 bit or SMP systems. Additionally, vpnc is quick to install and easy to configure. Start by installing and enabling the rpmforge repo. Once that is done, vpnc can be installed [...]

A brief to Structure of the Windows Registry

The Registry has a hierarchal structure, like the directories on your hard disk. Each branch (denoted by a folder icon in the Registry Editor, see below) is called a Key. Each key can contain other keys, as well as Values. Each value contains the actual information stored in the Registry. There are three types of [...]

How to Compile and install eaccelerator for PHP

eaccelerator is an opcode cacher (caches the compiled version of php scripts so php does not have to compile it for each request of the page). It has the ability to cache in shm (shared memory) making access to this cache very fast. eaccelerator can also handle sessions (see php code below). First step: change [...]

How to configure xinetd package in fedora

 xinetd, the eXtended InterNET Daemon, is an open-source daemon which runs on many Linux and Unix systems and manages Internet-based connectivity. It offers a more secure extension to or version of inetd, the Internet daemon. xinetd performs the same function as inetd: it starts programs that provide Internet services. Instead of having such servers started [...]

How to backup the configuration file on the PIX Firewall

It is a recommended practice to backup the configuration of the PIX Firewall for use in emergencies or for disaster recovery. But, the PIX does not support an external Flash card. The internal Flash does not support the backup of the configuration file. The configuration file must be saved externally The PIX configuration file can [...]

How to install and configure webalizer in multiple domain on Centos 4.6

Webalizer is a fast, free web server log file analysis program. It produces highly detailed, easily configurable usage reports in HTML format, for viewing with a standard web browser. It was written to solve several problems with currently available analysis packages. A vast majority of them were written in Perl or some other scripting language, [...]

How to Build a diskette-based bandwidth management system – PicoBSD

Many users, despite having a good Net connection, complain about poor surfing and download speeds. While an organization could pay for additional bandwidth, a better option might be to manage the bandwidth they already have. There are numerous bandwidth management software tools available. In this article we will explore managing network bandwidth using the dummynet [...]