Cisco SPA122 VoIP Gateway - 2 x FXS , 1 x 10/100Base-TX Network WAN, 1 x 10/100Base-TX Network LAN The SPA122 ATA with Router from Cisco effectively combines VoIP services with an internal router for LAN connectivity. The SPA122 ATA comes equipped with two telephone ports allowing for either telephone or fax machine connectivity along with the integrated Ethernet port allowing for high speed Internet access. Enables high-quality VoIP service with a comprehensive feature set through a broadband Internet connection Provides high-quality, clear-sounding voice, using advanced voice quality-of-service (QoS) capabilities and the industry-leading voice Session Initiation Protocol (SIP) stack The SPA122 ATA is compatible with all industry voice and data standards and common telephone features such as caller ID, call waiting, and voicemail