Vtech (and some Snoms)
These details cover the Vtech branded business phones, more recent Vtech hospitality phones, and some Snoms including the C520, C620, M100, M200, M500.
Phone Settings Info: https://service.snom.com/pages/viewpage.action?pageId=36832877
The below overrides are largely unnecessary at this time due to the advance tab and these overrides being in the GUI. However we will leave them below should you encounter them on an older domain.
Overrides
, multiple selections available,