We feature technical articles across the entire IT spectrum - Networking, security, operating systems, cloud, and programming.

Router – Named Access-Lists

Below gives you an example of how to create a named Access-List, router(config)#ip access-list extended OUTSIDE_INrouter(config-ext-nacl)#permit ip any any 

Windows – I can`t connect to my Wireless Network

Issue  I can see my wireless network but when i try to connect it says that it maybe out of range and that it cannot connect. But I can connect using a 3rd Party program such as Netgear Smart Wizard etc ?? Whats going on ?? Solution Check to see if you have set up … Read more

Cabling Connectors

Below is a reference for the various cabling connectors, Fibre LC (Local Connector)   F Type MT-RJ   SC (Standard Connector) ST (Straight Tip)

XP – Cannot login to Domain

This can be down to many many reasons. One reason can be due to “trust relationship between this workstation and the primary domain failed”. You can resolve this by adding the machine back to a workgroup then adding it back into the domain. Further information can be found here www.support.microsoft.com/kb/162797

PowerPoint – Error “Cannot create a hyperlink to ^0”

Issue When I try to play a slideshow I get the error, Cannot create a hyperlink to ^0 Solution This is down to the hlink.dll file being corrupt. The “Official” fix for this is to copy over a new one to system32 and register. You can register this by going to run and executing the … Read more

Linux – Setting up VNC Server

Below is a short guide to set up a VNC server within Linux. INSTALL Install the package by running the following commands, Ubuntu/Debian – apt-get install vnc4server xinetd Fedora/Redhat – yum install vnc-server PASSWORD Set the password for vnc by running the command vncpasswd START VNC Start the vnc server by running the command vncserver.You … Read more

SPLAT – Route / Static ARP startup Script

To create a static route script, create a file in /etc/init.d/ with the routes included. Below is an example, #!/bin/bash /sbin/route add -host 192.168.1.25 gateway 10.1.1.25/sbin/route add -host 192.168.1.19 gateway 10.1.1.19 exit 0 Then link this to the startup script, by running, ln -s /etc/init.d/staticroutes /etc/rc3.d/S68Staticroutes You can then do the same for the static … Read more

UNIX – Add an interface Redhat / Fedora

To add a interface you need to do the following,   1. Confirm what the mac address is by running ifconfig -a  2. Then edit the relevant script , which can be found at /etc/sysconfig/network-scripts/ifcfg-eth0. The script can be ifcfg-eth1, ifcfg-eth2 etc etc.  3. And it should look something like this (for a static IP), … Read more

BASH – F-Prot Scripts

Here are 2 scripts created for the AV software F-Prot, FProt_scan Runs a scan on your system, you will need to enter you own path under the variable $path #!/bin/bash #Variables path=/ #binaries fprot=/usr/local/f-prot/f-prot if [ ! -x “${fprot}” ]; then echo “Error: ${fprot} not found or not executable!” | /usr/bin/logger -t fprot_scan -p daemon.err … Read more