The archive file: "gcallbk.zip" contains the complete sources and documentation for Release 2 of the Gracilis Callbook server for NOS. Files in the distribution: gcallbk.doc - The file of documentation and configuration info. gcallbk.h - misc structure definitions and config options. gcallbk.c - Actual callbook file manipulations and lookup. gcallsrv.c - NOS Server/Client code and commands.