Monthly Archives: October 2011

Move DHCP reservations to another scope

Export Netsh dhcp server [server ip- adress] scope [scopets IP] dump >c:dump.txt Ex Netsh dhcp server  10.25.3.110 scope 10.5.8.0 dump >c:dump.txt Now, open the file and change desired information Import Netsh exec c:dump.txt

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Hello world!

Welcome to WordPress. This is your first post. Edit or delete it, then start blogging!

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How to use GnuPg

GnuPg is the free version of PGP. Here is the basic how to use it Generate a keypair gpg –gen-key Import public keys to your keyring gpg –import [Filename] Encrypt gpg -e [Filename] -r [Publik key ex. charles@domain.nu] Decrypt gpg [Filename] Encrypt … Continue reading

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Event 4776 with no information…

This type of event in the eventlog does not tell you very much about the root cause. Event: 4776 The computer attempted to validate the credentials for an account. Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0 Logon Account: Source Workstation: Error Code: 0xc0000064 The error … Continue reading

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Rollback of Domain and Forest functional level

http://policelli.com/blog/archive/2009/05/08/roll-back-lower-active-directory-functional-levels-in-windows-server-2008-r2/

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Netdom – useful commands for Active Directory

Locate Domain Controllers netdom query dc Locate FSMO role holder netdom query fsmo

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Domain levels in Active Directory

http://technet.microsoft.com/en-us/library/understanding-active-directory-functional-levels(WS.10).aspx

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Recover an archived certificate from a Microsoft CA

Prerequisites: You KRA certificate must be installed in your certificate store on your machine. Find the serial number of the certificate you want to recover. certutil -getkey [serial number] [outfile] Ex. certutil -getkey 45137316467 d:key.file certuil -recoverkey [infile][outfile_pfx] Ex. certutil … Continue reading

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