The Microsoft File Checksum Integrity Verifier (fciv.exe) is a command line tool you can use to calculate MD5 and SHA1 hashes for files.
It is a suitable alternative to linux's md5sum, and eliminates the need for third party tools or Cygwin.
Domain Naming Master
Also, if your domain is top-level in the AD forest, configure DC1 to sync with external time sources.
To safely remove a node from a Windows 2003 Fail-Over Cluster, follow these steps:
Active Directory (AD) integrated DNS zones are not replicated by the DNS server, but replicates through the Active Directory replication mechanism, and uses the same settings for AD replication.
You can trigger replication through Active Directory Sites and Services, or with repadmin.exe on command prompt:
repadmin.exe /replicate target_dc source_dc DC=DomainDnsZones,DC=domain,DC=com
Replace parameters accordingly:
During start up or log on, once in a while, you'll see a message just saying Please wait. To turn this message into a more useful message, you can enable verbose messages through a policy setting (local or GP):
Either through gpedit.msc, or, if you're in a domain, through a GPO, navigate to Computer Configuration → Administrative Templates → System. Look for the setting Display highly detailed status messages and set it to Enabled. Reboot to apply the change.