Cisco ATA 190 Analog Telephone Adapter

产品简介：

Turn Analog Devices Into IP Devices

Improve cost-effectiveness of your communications with the Cisco ATA 190 Analog Telephone Adaptor, which turns traditional telephone and fax communications devices into IP devices. The adaptor addresses the needs of customers who connect to enterprise networks, small offices, or voice-over-IP services from the cloud.

产品基本信息
产品特点与优点

Specifications at a Glance

Fax	Fax pass-through and T.38 fax relay mode
Line-echo cancellation	Echo canceller for each port Double-talk detection
Voice features	Voice activity detection (VAD) Comfort noise generation (CNG) Dynamic jitter buffer (adaptive)

Features and Capabilities

The Cisco ATA 190 Analog Telephone Adaptor supports two voice ports that each have their own independent telephone number, and a single RJ-45 10/100 Base-T Ethernet port. The adaptor can make use of existing Ethernet LANs, in addition to broadband services such as digital subscriber line (DSL), fixed wireless, and cable modem deployments.

Communications features and benefits:

Cisco Session Initiation Protocol (SIP) line side
Standard T.38 fax supports sending faxes over the IP network
High-performance line-echo cancellation eliminates noise and echo
Advanced pre-processing optimizes full-duplex voice compression

Administration and security features:

Password-protected configuration and access
Media Secure Real-Time Transfer Protocol (SRTP) and highly secure signaling Advanced Encryption Standard (AES) to enhance communications security
Auto-provisioning with Trivial File Transfer Protocol (TFTP) servers to speed deployment
Remote firmware upgrades provided using the network