According to the product description at https://service.snom.com/download/attachments/106955103/snom_300_datasheet_en-4-0-2.pdf?api=v2 PoE should be supported, while on the phone that I received there is no mention of PoE on the 2 Ethernet ports and trying to connect any of them to a PoE source does not power the phone. The power outlet should not be needed...