Cisco ATA191-3PW-K9 | ATA 191 2-Port FXS Analog Telephone Adapter

Q: What devices can I connect to the ATA191-3PW-K9?
A: The ATA 191 supports any standard analog device including desk phones, fax machines, modems, and overhead paging systems via its two RJ-11 FXS ports. Each port operates independently and can be used simultaneously for voice calls or fax sessions.

Q: Is this adapter compatible with third-party VoIP providers?
A: Yes, the ATA191-3PW-K9 is a multiplatform device designed to work with a wide range of third-party SIP-based call control systems including BroadWorks, BroadCloud, Cisco Webex Calling, Metaswitch, Asterisk, and other hosted VoIP providers.

Q: Does this model support Power over Ethernet?
A: No, the ATA191-3PW-K9 requires an external 5V DC power adapter, which is included with the unit. The ATA 191 does not support PoE; power is supplied via the included power supply only.

Q: Can I use this adapter for fax-over-IP applications?
A: Yes, the ATA 191 fully supports T.38 fax relay and pass-through, ensuring reliable and accurate fax transmission over IP networks. Both FXS ports can handle fax sessions independently.

Q: What security features does the ATA191 provide?
A: The adapter includes enterprise-grade security with TLS for secure signaling, SRTP for encrypted voice communications, and secure provisioning for device management. It also supports 802.1Q VLAN tagging for network segmentation.