Mike's PBX Cookbook

ERR - Error Monitor (Hardware)

This resident program monitors call processing continuously. When the call processing software detects information that is not in the correct format, or when invalid information is detected, an EER message is printed.

0 1 4 5 8
0000 - 0099 1000 - 2999 4000 - 4099 5000 - 5099 8900 - 8999
0100 - 0199 4100 - 4199 5100 - 5199
0200 - 0299 2 4200 - 4299 5200 - 5299 9
0300 - 0399 1000 - 2999 4300 - 4399 5300 - 5399 9000 - 9099
0400 - 0499 4500 - 4599 5400 - 5499
0500 - 0599 3 5500 - 5599
0600 - 0699 3000 - 3099
0700 - 0999