Please enable JavaScript to view this site.

IP Office Basic Edition - Basic Edition Manager R11.1

> Manager Menu Commands > Tools

Extension Renumber

Scroll Prev Up Next More

This tool can be used to change the numbering of user extensions in a system between 2-digit and 3-digit. For 3-digit systems it can also be used to change the numbering of the extensions whereas 2-digits systems use the fixed extension numbers 10 to 57.

It is strongly recommended that these options are only used and changed on a newly installed system. Changing extension numbering affects other services including voicemail and may require extension reconfiguration of hunt groups and trunk call routes.

Default Numbering
Select whether the systems uses 2 Digit or 3 Digit extension numbering. In 2-digit systems, the user extensions are fixed as 10 to 57. In 3-digit systems the user extension are numbered 100 upwards by default but can be renumbered. In 2-digit mode only 48 extensions are supported, in 3-digit mode a maximum of 100 extensions are supported.

Renumber From/Renumber to
These options are available for systems set to 3 Digit numbering. They can be used to renumber selected extensions. The extension numbers are restricted to the range 100 to 579.


Performance figures, data and operation quoted in this document are typical and must be specifically confirmed in writing by Avaya before they become applicable to any particular order or contract. The company reserves the right to make alterations or amendments at its own discretion. The publication of information in this document does not imply freedom from patent or any other protective rights of Avaya or others. All trademarks identified by ™, ® or © are registered trademarks or trademarks respectively are the property of their respective owners.

Use of this site indicates acceptance of its cookies and analytics, and acceptance of the Avaya privacy policy.

© 2020 AVAYA
Issue 10.a.–
Thursday, July 23, 2020