Be afraid, be very afraid...
http://www.microsoft.com/windows2000/library/planning/security/kerbsteps.asp
works as advertised, my Linux workstation is authing agnist the Windows
2000 PDC via Kerberos. 

All I did was apt-get install krb5-user libkrb53 libpam-krb5 and configure
things. 

I hope it works as nicely to do auth Windows 2000 Pro agnist a UNIX
Kerberos realm...

| Andrew S. Zbikowski       | Home: 763.591.0977 |
| http://www.ringworld.org  | Work: 763.428.9119 |
| http://www.itouthouse.com | PCS:  612.306.6055 |
|   His power apparently lies in his ability to  |
|           choose incompetent enemies.          |
|    - Crow T. Robot, MST3K, "Prince of Space"   |