The newest firmware from grandstream supports configuration by mac address.
Simply upload a file cfg<mac address>.txt Does anyone know the format of a cfg.txt? â [EMAIL PROTECTED])fjåËbú?jË^®+$ºÇ±:5%H$HJ+ºZµê)¶*'²ø¬Øm¶ÿ+-±Øéoæj)fjåËbú?jË^®+$ºÇ