The Guide has some errors regarding the Greet sample application. See the following for corrections. All other flags and symbols are invalid in this makefile.
Passwords are case-sensitive.
You also should check the time-zone environment variable on the client and server to make sure they are synchronized. Type SET ETC to check the assignment of this variable. It contains the nameserver's domain name and IP address. This file contains the IP addresses and host names of all the systems the local system intends to communicate with when not using the nameserver. If neither of these files exists, you need to create one of them.