The default numbering for system extensions is changed to 301-428 from 300-427. This makes it easier to correlate station ports to extension numbers. For example, station port 1 is extension 301, station port 2 is extension 302 and so on.
Department Groups, which have replaced Ring Groups and UCD Groups, are 601-632. See Department Groups for more.
Version 3 Numbering Plan Changes | ||
Description | Version 2 | Version 3 |
Stations | 300-427 | 301-428 |
Voice Mail Ports | 501-508 | No change |
Voice Mail Master | 700 | No change |
Ring Groups | 600-607 | Replaced by Department Groups |
UCD Groups | 700-707 | Replaced by Department Groups |
Department Groups | N/A | 601-632 |
Routing Mailboxes | 801-832 | No change |