The ATA 187 analog telephone adaptor is a handset-to-Ethernet adaptor. It features two voice ports,(each with an independent phone number)  a single RJ-45 10/100 data port, and  T.38 Fax Relay. With these features, it supports two analog devices(phones, fax machines), transmission and receiving of VoIP signals, and enables remote management. Plus G.711, G.729, G.726, iLBC voice codecs compress and decompress audio signals. 

Cisco ATA 187 cost-effectively converts analog phones to IP devices, making it suitable for enterprise networks, small offices, and VoIP service deployments.

Key Features: 

• –Form Factor(fits in most environments)

• –Voice quality( line-echo cancellation, minimum packet loss)

• –Automatic assignment of the IP address

• –Administrative password to protect access

• –Signalling protocol (session initiation protocol) 

• –Fax Support

• –Multiple voice codecs

• Compatibility: Cisco ATA 187 Telephone Adapter is compatible with: 

• Analog Devices Supported: Analog telephones (corded/cordless), Fax machines (via T.38 fax relay), and Modems (limited support; performance not guaranteed)

• Codecs Supported: G.711 (A-law, µ-law), G.729, G.726, and iLBC 

• Software supported: Cisco Unified Communications Manager (CUCM) versions 7.1(3) and laterand Cisco Unified Communications Manager Express (CME)

Specifications:

• Hardware Specifications

• Network Port:1 x RJ-45 10/100BASE-T Ethernet (LAN)

• Console Port: None (Configuration via web interface or provisioning)

• Power Interface: External AC power adapter

• Network and VoIP Specifications

• Network Protocols: SIP v2 (RFC 3261), RTP/RTCP, DHCP, DNS, HTTP, HTTPS, TFTP, TCP, UDP, ARP

• QoS Support: Type of Service (ToS), Differentiated Services Code Point (DSCP)

• Fax Support: T.38 Fax Relay, G.711 Fax Pass-through

• DTMF Support: In-band, out-of-band (RFC 2833), and SIP INFO

• IP Addressing: Static IP or DHCP

• NAT Traversal: STUN, NAT keep-alive

• Voice and Audio Specifications

• Supported Codecs: G.711 (A-law, µ-law), G.729A/B, G.726 (16/24/32/40 kbps), iLBC

• Echo Cancellation: Yes, G.168

• Voice Activity Detection (VAD): Supported

• Comfort Noise Generation (CNG): Supported

• Silence Suppression: Yes

• Call Features: Call hold, call waiting, caller ID, call transfer, 3-way conferencing, speed dial

• Software Specifications

• Cisco ATA configuration through Cisco UCM configuration interface

•   VLAN configuration

•   Cisco Discovery Protocol

•   Low-bit-rate codec selection

• User authentication

•   Configurable tones (dial tone, busy tone, alert tone, reorder tone, and call-waiting tone)

•   Dial plans

•   SIP proxy server redundancy

•   Privacy features

• Domain Name System (DNS) service (SRV) support

•   User-configurable, call waiting; permanent default setting

•   Comfort noise during the silence period when using G.711

•   Advanced audio mode

• Caller ID format

•   Ring cadence format

•   Silence suppression

•   Hook-flash detection timing configuration

• Configurable on-hook delay

•   Type of service (ToS) configuration for audio and signaling Ethernet packets

•   Debugging and diagnostic tools

• Physical Specifications

• Input Voltage: 100–240V AC, 50–60 Hz

• Power Adapter Output: 5V DC, 2A

• Power Consumption: Approx. 3–5 Watts

• Dimensions (H x W x D): 1.3 x 5.5 x 4.5 inches (3.3 x 14 x 11.5 cm)

• Weight Approx: 0.75 lbs (0.34 kg)

• Mounting Options: Desktop placement only

• Operating Temperature: 32° to 104°F (0° to 40°C)

• Storage Temperature: -13° to 158°F (-25° to 70°C)

• Humidity (Operating): 10% to 90% non-condensing

• Humidity (Storage): 5% to 95% non-condensing
  
  

• If you are looking for a reliable networking solution, Server Tech Central is your go-to place. Now you can reach us for high-quality storage solutions and network servers that meet exceptional standards of durability, reliability, and security.
  

Our Services

We specialize in the sale and purchase of new and refurbished servers, network components, computer parts, data storage solutions, and other items related to IT hardware infrastructure. 

Why Server Tech Central?

With years of industry experience, our motto is to provide cost-effective, durable, and reliable IT hardware solutions to businesses of all sizes — from small startups to enterprise-grade tech industries. We keep the ongoing needs of the digital world in consideration and provide customized solutions according to the customer’s requirements. Moreover, our extensive industry is equipped with a wide range of products from top-tier brands like Dell, HP, Cisco. IBM, Lenovo, and more. Our refurbished products go through extensive testing and certification to ensure robust and high-performance.

Product Guarantee

Our products are backed by warranty and authenticity. You may reach us for any sort of help before, during, and after the sale. Our team of professionals and technicians knows what meets your demands within your desired cost. With our 24/7 assistance, we provide unwavering customer support. 

How to reach us?

If you have any queries about product condition, functionality, and availability, reach us at (888) 787-4795 or support@servertechcentral.com