Merging & Syncing multiple Active Directory databases into one ADAM instance

Keywords : ldap authentication multiple domains combine adam adamsync adschemaanalyzer ldap proxy chain ldifde MS-ADAMSyncconf.xml MS-AdamSyncMetadata.ldf MS-ADAMSchemaW2K3.ldf Object Violation Naming Violation Ldap error occured. ldap_add_sW: Object Class Violation. Case definition : 2 AD domains, containing user accounts. One of the domains is a 2003 based domain and has the R2 + Exchange 2003 + Exchange […]

Free Tool – Cisco Ironport C350 Safelist / Blocklist merge utility

If you have multiple Cisco Ironport C350 devices, you may have noticed that safelist / blocklist entries are bound to an individual device. So if your Ironport devices are both installed to handle incoming mails, end users need to manage safelists/blocklists on both devices in order to be sure that both devices operate in the […]

Free tool – Attachment filtering with Exchange 2007/2010 (custom transport agent)

Keywords : microsoft exchange 2007 attachment size filtering quarantine block reject small zip files attached When messaging admins need to implement some sort of attachment filtering, they mostly think about antivirus products, or using transport rules in Exchange 2007.  I have discovered that not a lot of antivirus products nor the Exchange 2007 built-in functionalities […]

Windows 2008 PKI / Certificate Authority (AD CS) basics

Keywords : Windows 2008 PKI Certificate Authority certutil certreq template root CA Enterprise CA convert pfx to pem generate custom certificate request subject alternate name san attribute Today’s blog post targets the deployment of a Windows 2008 server based Certificate Authority (AD CS) and will discuss some common scenario’s where certificates are used / required. […]

Icons Shortcuts and SendTo items in Windows XP/2003/Vista/2008

Fixing missing icons & shortcuts : Send To “Compressed Folder” is missing : Click Start->Run In the “open” box, type “cmd” (without the quotes) Click ok Enter the following command and press “return” rundll32 zipfldr.dll,RegisterSendto (you should not get any warnings or errors) The first time you are trying to zip, you may be prompted […]

Building IPSec VPN with Juniper Netscreen ScreenOS (CJFV)

A few days ago, I have posted some ScreenOS basics on this blog. Today, it is time to take it one step further and to look at setting up and especially troubleshooting IPSec VPN’s with Juniper Netscreen devices. The need for VPN A VPN can be defined as the simulation of a private connection by […]

Juniper Firewall ScreenOS Basics (CJFV)

ScreenOS Concepts & Terminology The following document is based on ScreenOS v5.4.0r7.0 – Interface = connection to a specific subnet. An interface is assigned an IP address only if firewall is operating in L3 mode. Default interface names can vary on different Netscreen devices. – Zone : logical grouping of subnets and interfaces. All devices […]

Cisco switch IOS cheat sheet

Reset to factory defaults : connect console (9600/8/None/1, no flow control) take out power cable press mode button (at the front), hold it,  and put power cable back switch will go into recovery mode run : flash_init load_helper rename the config file : rename flash:config.txt flash:config.old run : boot When asked to enter the initial […]

Windows 2003 Server Network Load Balancing (NLB) for IIS based SMTP services

In this post, I will explain how to set up 2 or more Windows 2003 servers to use the Windows Server built-in NLB functionalities in order to provide high availability and network load balancing for IIS based SMTP services. Requirements You need to have at least 2 servers that communicate to each other over 2 […]

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