The Windows 2000 Server Resource Kit includes many useful utilities. A fair number of these utilities will be familiar to Windows NT Server Resource Kit users but many are new in W2K. Even the "older" utilities have added functionality. There are also much related to Active Directory. Microsoft makes many Windows 2000 tools free for download :

• Active Directory Sizer , Adsizer.exe : Estimates the hardware required for deploying Active Directory in an organization.
• API Monitor , Apimon.exe : Monitors the API calls made by a process.
• Application Security , Appsec.exe : Hotfix - Sets user permissions on a file-by-file basis to lock down accessible applications.
• Cluster Quorum Restore Utility , Clusrest.exe : Restores the quorum disk of a cluster, which is not done by a restore process using NtBackup.
• Counter List , Ctrlist.exe : Lists all objects and counters installed in the system for the given language ID.
• Cluster Verification Utility , clustsim.exe : verifies that a two-node cluster is set up properly.
• Delete File and Reparse Points , DELRP.exe : Deletes a file or directory and any associated NTFS reparse points.
• Delete Service , Delsrv.exe : Unregisters a service with the service control manager.
• Display Heap , DH.exe : Displays information about heap usage in a user-mode process or pool usage in kernel-mode memory.
• DHCP Database Export Import Tool , Dhcpexim.exe : Exports a DHCP database and server configuration from a server running Windows NT 4.0 Server or Windows 2000 Server for import into a destination DHCP server running Windows 2000.
• Directory Disk Usage , Diruse.exe : Displays information about a disk and the contents of its partition table.
• DiskMap , Diskmap.exe : Displays information about a disk and the contents of its partition table.
• Diskpart Command Line Utility , Diskpart.exe : Enables storage configuration from a script, remote session, or other command prompt.
• Disk Manager Diagnostics , Dmdiag.exe : Saves disk volume configuration to a text file and writes a signature to a disk partition.
• Drivers List Loaded , Drivers.exe : Displays information on installed device drivers, their files, and their code.
• Drive Share , Drmapsrv.exe : Automatically configures NET SHARE and NET USE client drives for Terminal Services server access.
• Dump Event Log , Dumpel.exe : Dumps an event log to a tab-separated text file.
• Dump FSMO Roles , Dumpfsmos.cmd : Dumps the Flexible Single Master Operations roles.
• Estimator Registry Size , Dureg.exe : Shows how much data is stored in the registry, or in any registry subtree, key, or subkey.
• Encrypting File System Information , Efsinfo.exe : Displays information about encrypted files on NTFS partitions.
• Extensible Performance Counter List , Exctrlst.exe : Displays information on extensible performance counter DLLs installed on a computer.
• Extract Cabinet , Extract.exe : Extracts files from cabinet (.cab) files.
• FAZAM 2000, Reduced-Functionality Version : Extends Group Policy management functionality of Windows 2000.
• GetMAC , Getmac.exe : Gets a computer's MAC (Ethernet) layer address and binding order.
• Get Security ID , Getsid.exe : Compares the security IDs of two user accounts.
• Group Policy Verification Tool , Gpotool.exe : Allows administrators to check Group Policy object integrity and monitor policy replication.
• Group Policy Results , Gpresult.exe : Displays information about the result Group Policy has had on the current computer and logged-on user.
• GUID to Object , Guid2obj.exe : Maps a GUID to a distinguished name.
• Heap Monitor , Heapmon.exe : Enables user to view system heap information.
• Hard link display tool , Hlscan.exe : Displays hard links on an NTFS volume or in specified files or directories of the volume.
• Ifmember , Ifmember.exe : Checks whether the current user is a member of a specified group.
• IIS Migration Wizard : Migrates Web server configuration settings.
• Installation Monitor : Tracks changes made by setup programs in the registry, .INI files, and other child processes.
• File-In-Use Replace Utility , Inuse.exe : Performs on-the-fly replacement of files currently in use by the operating system.
• Internet Protocol Security Policies Tool , Ipsecpol.exe : Configures Internet Protocol Security (IPSec) policies in the Directory Service, or in a local or remote registry.
• Kerberos Tray , Kerbtray.exe : Displays ticket information for a given computer running the Kerberos protocol.
• Kerberos List , Klist.exe : Views and deletes the Kerberos tickets granted to the current logon session.
• Network Connectivity Tester , Netdiag.exe : Helps isolate networking and connectivity problems.
• Now , Now.exe : Echoes the current date and time plus any arguments passed to it.
• Ntdetect , Ntdetect.com : Installs a debug version of Startup Hardware Detector used for troubleshooting hardware detection issues.
• Open Handles , Oh.exe : Shows the handles of open windows, processes, or objects.
• OLE/COM Object Viewer , Oleview.exe : Browses, configures, and tests Microsoft Component Object Model classes installed on a computer.
• Path Manager , Pathman.exe: : Adds or removes components of the system or user path.
• File Access Permissions per User , Perms.exe : Displays a user's access permissions for a file or directory.
• Page Fault Monitor , Pfmon.exe : Lists the source and number of page faults generated by an application's function calls.
• Process and Thread Status , Pstat.exe : Shows the status of all running processes and threads.
• Process List , Pulist.exe : Lists processes running on local or remote computers.
• CPU Usage by Processes , Qslice.exe : Shows the percentage of total CPU usage per process.
• RDP File Copy , Rdpclip.exe : Copies files between Terminal Services server and client.
• Relog , Relog.exe : Extracts performance counters from logs created by the Performance Logs and Alerts service.
• RPC Configuration Tool , RPCCfg.exe : Configures Microsoft Remote Procedure Call (RPC) to listen on specified ports.
• RPC Dump , Rpcdump.exe : Dumps all endpoints in the endpointmapper database, pings each endpoint, gathers other stats, sorts and displays the data.
• RPC Connectivity Verification Tool , RPC Ping : Verifies that Windows 2000 Server services are responding to remote procedure call requests from network clients.
• Setx , Setx.exe : Sets environmental variables in the the user or computer environment.
• Performance Data Block Dump Utility , Showperf.exe : Dumps the contents of the Performance Data block so you can view and debug the raw data structure.
• Near-Future Command Scheduler , Soon.exe : Schedules commands to run within the next 24 hours.
• Automated Installation Tool , Sysdiff.exe : Pre-installs applications as part of an automated setup.
• Timethis , Timethis.exe : Times how long it takes to execute a given command.
• Trace Dump , Tracedmp.exe : Processes a trace log file or real time trace buffers and converts them to a .csv file.
• Trace Enable , Traceenable.exe : Enables tracing and displays current tracing options.
• Trace Log , Tracelog.exe : Starts, stops or enables trace logging.
• Terminal Server Capacity Planning Tools : Hotfix - Suite of tools that assist organizations with Windows 2000 Terminal Services capacity planning.
• User State Migration Tool : Helps migrate a user's documents and settings (state) before an operating system migration to Windows 2000.
• Virtual Address Dump , Vadump.exe : Shows the state and size of each segment of virtual address space.
• Browser Client Context Tool , W3who.dll : ISAPI application DLL that displays the browser client context. Lists security identifiers, privileges, env variables.
• Whoami , Whoami.exe : Returns the domain or computer name and the user name of the user currently logged onto the computer on which the tool runs.
• WinStation Monitor , Winsta.exe : Monitors the status of all users logged on to a Windows 2000 Terminal Server.
• Windows NT IPConfig Utility , Wntipcfg.exe : Gives you information about your IP configuration.
• Xcacls , Xcacls.exe : Displays and modifies security options for system folders.

A must for support and installations personnel as well as technical savvy users. 1800 pages with a wealth of information on the CD.