I have recently connected my AGL nbn with the supplied NetComm NF20MESH wifi modem router. The internet and wifi all work fine, but I can't login to the gateway settings more than once. The default username and password printed on the bottom only work once after a hard factory reset, then I can never login again. I've even tried changing the password to my own, but no good. I found a thread on here about a different modem with the same problem. Apparently the modem syncs up with AGL upon first n ...