Cisco ATA 187 Analog Telephone Adapter (ATA187)

Convert your analog phones and fax machines into IP devices with the Cisco ATA 187 Analog Telephone Adapter. This cost-effective VoIP gateway bridges your legacy analog equipment to modern IP telephony networks, protecting your existing telephone investment while unlocking powerful VoIP features.

Key Features

• 2 voice ports (FXS) with independent telephone numbers via RJ-11 connectors
• 1 RJ-45 10/100BASE-T Fast Ethernet port
• SIP protocol support for flexible VoIP deployment
• Secure voice communications with SRTP/TLS encryption
• T.38 fax relay support for reliable fax over IP
• Compatible with Cisco Unified Communications Manager (UCM) 7.1.5, 8.0.2, or higher
• Voice codecs: G.711, G.722, G.726, G.729
• DHCP for automatic IP address assignment
• Voice Activity Detection (VAD) and Comfort Noise Generation (CNG)
• Compact form factor: 1.5 x 5.4 x 6.7 in. (260g)

Ideal For

Enterprise and small-office environments looking to connect analog phones, fax machines, and other analog devices to VoIP networks. Commonly deployed alongside Cisco UCM for cost-effective analog-to-IP migration in offices, lobbies, and conference areas.

Why Buy from Reef Telecom?

• Industry-leading 10-year warranty on all equipment
• Free shipping on orders over $300
• Every unit fully tested and quality-assured before shipping

Condition

New

Warranty

10-Year Reef Telecom Warranty

Manufacturer Part Number

ATA187-I1-A

Reef SKU

ATA187-I1-A

UPC

882658351037

Brand

Cisco

Free ground shipping on orders over $300 (contiguous US). Same-day dispatch on orders placed before 4 PM EST.

All products include our industry-leading 10 Year Warranty backed by Reef Telecom.