For More Information - NEC VANGARD i-Series Quick Setup Manual

Basic Voice Mail Programming
Assigning Answering Schedule Tables to Ports or Trunks

For more information:

44 VANGARD Mail/i-Series Quick Setup Guide
See "Customizing Answering Options Using an Answering Schedule Table" Chapter 3:
Programming in the VANGARD Mail System Guide.
Chapter 4: Voice Mail Programming