Hi, I have some problems with assigning static IP addresses to devices. When I add the static IP address I will change after a few days to another IP address. Before I tried to upgrade from 1.1.1 but...

@Fae Thanks! We are using OC300 (v5.4.7) and organized our network in the following structure Gateway/router ER7206 v1.0 - v1.2.1 beta Switch TL-SG3428MP v4.0 and sometimes connected with TL-SG2008P...

@shberge We need more then 254 IP adresses so that is why the range is really big. Before the update the configuration worked for more then a year. So it really should be something with this 1.2.1...

After I did update the router from V1.1.1 to V1.2.1 (without beta) I got problems with the distribution of the IP adresses. I got 6 clients that have all the same IP address and they cant access...