Multi-Tech Systems MVP400 - Manual (Page 26)

MultiVOIP Quick Start Guide
26
25. To change the Tone Pairs on the Regional tab, select your
country or region from the Country/Region list.
Note: If your country or region is not listed, click Custom
to define it.
The Tone Pairs group enables you to select and modify
the parameters. Click OK when finished. Proceed to step
26 to begin building your phone directory database.