i found the solution! the wds setting was unchecked! when enabled my problem solved! Thanks for the reply

i have exactly the same problem! all clints behind the cpe device have the same mac address! [CODE]pi@Thermo:~$ arp Address HWtype HWaddress Flags Mask Iface 192.168.100.10 ether c0:25:e9:71:3f:e8 C...