Cisco ATA 192 Multiplatform Analog Telephone Adapter - VoIP phone adapter - ATA192-3PW-K9 - Phone Accessories - CDW.com
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Cisco ATA 190 Analog Telephone Adapter Administration Guide for SIP Version 1.2 - Cisco ATA 190 Analog Telephone Adapter Overview [Cisco ATA 190 Series Analog Telephone Adapters] - Cisco
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