* Certificates * Image authentication * Device authentication * File authentication * Signaling authentication * Media encryption using Secure Real-Time Transfer Protocol (SRTP) * Signaling encryption using Transport Layer Security (TLS) Protocol * Encrypted configuration files
Network Features:
* Cisco Discovery Protocol and Link Layer Discovery Protocol for Media Endpoint Devices (LLDP-MED) * Dynamic network parameters provisioned through Dynamic Host Configuration Protocol (DHCP) * Static network parameters provisioned through Embedded interactive-voice-response (IVR) system
Voice Features:
* Comfort-noise generation and voice-activity-detection (VAD) programming is supported on a system basis.
Operating Temperature:
0 to 40 °C
Other Features:
* With a trimline, low-profile design, the phone can also be wall-mounted. * The phone offers easy-to-use and intuitive arrangement of lines, keys, and calls. * Hold and Redial options on fixed hard keys provide a traditional telephony-like user experience.