Archive for the 'Systems' Category

 

 

Sep 28 2009

TCP Offload

Published by under Windows

TCP Offload Engine (or TOE) transfers network processing load, from the CPU (software) to the network controller (hardware). The network card needs to support TOE such as the HP NC382T. This functionnality is disabled after the server installation.   Check if TOE is enabled   Windows 2003 The activation can only be checked with the […]

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Sep 27 2009

Findstr, a Native Alternative to grep in Windows

Published by under Windows

A builtin equivalent to the Unix/Linux grep command is available in Windows, a bit less powerful though: findstr. You can do searches based on patterns, still in a measured way.You don’t need to install anything, it is natively present on all Windows flavours. Findstr Options /B Matches pattern if at the beginning of a line./E […]

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Sep 04 2009

Configure WPA on Linux Howto

Published by under Linux,Security

WPA encryption is not much hassle to set up and is way more secure than WEP if you use a strong pre-shared key.   First off, we’ve got a wifi interface that can be displayed with iwconfig (from the wireless tools): [root@db ~]# iwconfig lo no wireless extensions. eth0 no wireless extensions. ath0 IEEE 802.11g […]

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Aug 20 2009

File server cluster on Windows 2003 Server Standard Edition

Published by under Windows

Most of us already know cluster features aren’t provided on Windows 2003 server Standard Edition.The thing is you’ve got a shared storage space but you can’t (or don’t want to) afford 2 Windows Enterprise licences just for a file server.There is DFS indeed but one acknowledge it is a pity to replicate data that resides […]

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Aug 09 2009

How to crack a WEP key and decrypt live traffic

Published by under Linux,Security

Cracking a WEP key is extremely easy and is a matter of a few seconds. Truth? Pretty much… We are going to decrypt traffic in real time as well without even needing to connect to the wireless access point. All steps will be run under root super-user as interfaces state needs to be changed.  Aircrack Installation […]

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