RADIUS (Remote Authentication Dial-In User Service) authentication is relevant for enhancing security and centralized management of user credentials in VoIP systems like CPBX5.

BRI (Basic Rate Interface) ISDN is a digital telephony interface (P/N XR0037) used to connect to the telephony provider, legacy PBX or ISDN telephone sets.
There are two basic configurations for each BRI ISDN telephony interface port – TE (Terminal) – connects to telephony provider and NT (Network) – connects to ISDN phones (requires power supply option) or legacy PBX (as PSTN ISDN trunks).
In this release:
This release introduces several new features, improvements to existing functionality, localization updates, a new API endpoint, and important bug fixes.
Xorcom, a leading provider of telephony solutions for the hospitality industry, today announced support for zero-touch provisioning of VTech hotel handsets. This new feature further streamlines and simplifies the deployment of Xorcom systems in hotel environments.
In this release:
This release contains important security updates, it is highly recommended to update the systems to this version as soon as possible.
Additional changes: user interface and auto provisioning enhancements, an option to add custom SIP header fields, and various bug fixes.