Hi all, after few days i found the solution. I turned off the hardware NAT but leave the software NAT on. I stiil wait an answer if that normal or not. Best regards, Maxxdmg

Region : Germany Model : TL-WDR4900 Hardware Version : V1 Firmware Version : ISP : Hello All, I have changed my old 1043ND router with WDR4900 and i have a big problem. My VoIP phone Gigaset C610IP A...