Corelan Team (corelanc0d3r)

Windows 7 Beta vs Release Candidate

If you are still running Windows 7 Beta, then it’s time to check out the Release Candidate version. Microsoft has reported on the Windows team blog that the Beta version will ‘stop working’ (in fact it will reboot every 2 hours) starting from July 1st. However, you can download the RC version, but the downloads […]

Introduction to Exchange 2010 – free e-Learning Clinic now available

Hi, I just want to share with you that, as reported on the Microsoft Readiness and training blog, Microsoft has released a new free, one-hour e-Learning clinic, providing an introduction to Exchange 2010. If you have a Microsoft Live ID, you can access the Clinic at https://www.microsoftelearning.com/eLearning/courseDetail.aspx?courseId=117959&offerPriceId=249673&tab=details

Exchange 2007/2010 : Renaming attachments ‘on the fly’ – custom transport agent

It may sound a bit extraordinary, but I needed to have the ability to change attachment filenames while they were being processed by the transport service on Exchange. I can’t really tell you why I needed this functionality, but I guess there could be many reasons to do so. (e.g. zip files should be renamed […]

Fixing Exchange 2007 Offline Address Book generation (oalgen) and distribution issues

Today, I’m going to share some ‘notes from the field’ about fixing oab issues in Exchange 2007 In order to fully understand the oab generation and distribution process, I will assume that you are running the Mailbox server role and HUB/CAS server roles on different servers. Of course, this is not a requirement to run […]

Pro-Exchange website revamped

The 2 most important resources I’m using to stay up-to-date with Exchange are the MS Exchange team blog and the Pro-Exchange website. The Pro-Exchange website has been entirely revamped a little while ago, and after sitting back & observing the new website for a couple of days, and even though the content is still growing, […]

Blog performance

I have noticed some blog performance issues over the last couple of days, so I have decided to make some system changes on the web and database servers that are hosting this blog. These changes are in place, but I’m still testing, running performance benchmarks and tweaking the last parameters. Nevertheless, the major performance issues […]

Fixing ‘Compatibility Mode grayed out’ or ‘Unable to enable Run as administrator’ on Vista / Windows 2008 Server

Ever wondered how you can set Compatibility Mode on executables under Vista / Windows 2008 server when the settings (or even the entire tab) has been disabled ? Or make the application “run as administrator” permanently, and you’ve found that this setting is disabled ? All of the settings in the Compatibility tab can be […]

First look at Exchange 2010 Beta1 High Availability using DAG

Lab config : 1 x Windows 2008 server Standard Edition, 64bit : DC + HUB/CAS Server role : dionysus – 192.168.0.21 2 x Windows 2008 servers Enterprise Edition, 64bit : Mailbox server roles : exch2010mb1 (192.168.0.22) and exch2010mb2 (192.168.0.23) 2 Databases will be created (one on each mailbox server, created automatically when the Mailbox role […]

Juniper ScreenOS : default route manipulations and redistributions

The default route or “route of last resort” is an important route in most present inter-network connectivity configurations. It contains all public and private routes possible and is responsible for directing traffic to a next hop when no better route is found.  In most cases, it is used to allow networks to access the internet, […]

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