Thông số kỹ thuật
Các tính năng
The phone has the following keys
Line keys
Soft-keys
Two-way navigation and select keys
Hold/Resume, Transfer and Conference keys
Messaging, Service and Directory keys
Standard key pads
Volume control toggle key
Chuần nguồn
The phone supports IEEE 802.3af PoE (Class 1); power consumption does not exceed 3.84 watts.
This power cube is used as a standard Cisco IP Phone Power Supply for non-PoE deployments.
Hỗ trợ phiên bản tổng đài
8.5.1
8.6.2
9.1.2
10.x and later
Hỗ trợ nhiều kiểu đổ chuông: the phone supports user-adjustable ring tones.
Tính năng an ninh
Certificates
Image authentication
Device authentication
File authentication
Signaling authentication
Media encryption using Secure Real-Time Transfer Protocol (SRTP) using AES-128
Signaling encryption using Transport Layer Security (TLS) Protocol using AES-128 or AES-256
Encrypted configuration files
802.1X authentication
Cryptography
