Yeastar TA810 Gateway The Yeastar TA810 Gateway is a multi-port FXO gateway compatible with both SIP and IAX2. The TA810 is ideal for small and medium enterprises that want to integrate a traditional phone system into an IP-based system. GSM Gateway Features Yeastar TG810 supports 8 FXO ports. Connects analog stations, PBX's or main systems to an IP network using FXO connection. The NeoGate TA810 Multiport FXO Gateway helps preserve previous investments on legacy telephone systems. Dramatically reduce your calling costs with the real benefits of VoIP. Fully SIP and IAX2 compliant. Flexible communication rules. Reliable fax performance with T.38. Provides high quality audio compression using industry standard codecs. Excellent interoperability with a wide range of legacy equipment and IP equipment.