Product Overview CISCO ATA 187 – ANALOG TELEPHONE ADAPTER
The Cisco ® ATA 187 Analog Telephone Adaptor is a handset-to-Ethernet adaptor that turns traditional telephone devices into IP devices. Customers can take advantage of the many new and exciting IP telephony applications by connecting their analog devices to Cisco ATAs.The Cisco ATA products are standards-based communication devices that deliver true, next-generation voice-over-IP (VoIP) terminations to businesses and residences worldwide.
• Protects existing telephone investment: The Cisco ATA 187 supports two voice ports, each with its own independent telephone number, and a single RJ-45 10/100 BASE-T Ethernet port. This adaptor can make use of existing Ethernet LANs in addition to broadband pipes such as DSL, fixed wireless, and cable modem deployments.
• Cost effective: The Cisco ATA 187 helps customers turn their analog phone devices into IP devices cost effectively and is the preferred solution to address the needs of customers who connect to enterprise networks, small-office environments, or the emerging VoIP managed voice services and local services market.
Enterprise customers are using the Cisco ATA 187 to connect analog phones and fax machines to their VoIP network. Service providers are taking advantage of emerging telephony applications and the ease of deploying second-line services using the Cisco ATA 187 (Figures 1 and 2).
Figure 1. Cisco ATA 187: Endpoint for an End-to-End Broadband System
Figure 2. Cisco ATA 187 as Endpoint in Session Initiation Protocol (SIP) Network
* DSL and cable mode need SIP support.
Features and Benefits
Table 1 lists the features and benefits of the Cisco ATA 187.
Table 1. Features and Benefits
Feature
Benefits
Configuration and Provisioning
• Configuration as per Cisco endpoints devices• Autoprovisioning with Trivial File Transfer Protocol (TFTP) for servers• Automatic assignment of IP address, network routing IP, and subnet mask using Dynamic Host Configuration Protocol (DHCP)• Touch-tone telephone keypad configuration with voice prompt• Administration password to protect configuration and access• Remote upgrades through network• Cisco Unified Communications Manager (UCM) standard configuration and provisioning options• Ease of administration
Voice Quality
• Advanced preprocessing to optimize full-duplex voice compression• High-performance line-echo cancellation to eliminate noise and echo• Voice activity detection (VAD) and comfort noise generation (CNG) to save bandwidth by delivering voice, not silence• Dynamic network monitoring to reduce jitter artifacts such a packet loss
Clear, natural-sounding voice quality
Signaling Protocol
• Session Initiation Protocol (SIP) on the Cisco line side
Allows interoperation with Cisco UCM SIP solution
Security
• Secure Real-Time Transfer Protocol and Transport Layer Security (SRTP/TLS) over SIP
Secure media and secure signaling support, for secure solutions
Fax Support
Standard fax capability to send faxes over the IP network
Form Factor
New form-factor design based on the Cisco endpoints portfolio
Cisco UCM Version Compatibility
• Cisco UCM Versions 7.1.5, 8.0.2, or higher
Product Specifications
Table 2 presents the specifications for the Cisco ATA 187.
PHONE GUIDE
Cisco ATA 187 Analog Telephone Adaptor Overview PDF
End-of-Sale and End-of-Life Announcement for the Cisco ATA 187 Analog Telephone Adaptor PDF
Cisco ATA 186 Analog Telephone Adaptor Data Sheet PDF
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