UnruhigerOhmeo442 years ago+110Hello does anyone have experience with usb 3g wan backup, what kind of dongle should i use ?Show in original language (German)Dušan Rašeta2 years ago000We have no personal experience with this usage scenario, but a list of compatible 3G dongles can be downloaded from the manufacturer's website (in English)https://service-provider.zyxel.com/emea...Show in original language (German)Comment