Kallewirsch

mmh - you might imagine I will ask why a zyxel device does not support Option 39, since this is a widly used option. Please place a feature request. Although this shouldn't been necessary, since Option 39 is more or less a must! Merry Christmas

My DHCP-Server is Linux, Ubuntu Bind9 (or Named). All my Ubuntu Systems I have running provide the hostname as well as Windows 11 Clients.

Hi Melen,thanks for reply. I am not sure what you mean with "bridge mode". I know to setup the FritzBox as "IP-Client". So the FB is part of the network of the Lancom and the Switch is transparent. But in "IP-Client" Mode there are some Features like "Guest-WLAN" not available. They only work in Router Mode. This, and…

Hi,based on several information I grabed from the net I think there is no solution for this setup.Some DHCP-Helper (or DHCP-Relay) needs to be setup on the FritzBox, which is not possible since this is a closed system. Issue closed!

Hi Melen,sorry to come back on your first answer! The FritzBox is configured as Router. So it has a WAN-Port (Part of the Network of the LANCOM) and serves an own IP Network. Example:Lancom has 192.168.114.1/24FritzBox WAN-Port has 192.168.114.2/24 via DHCP.For this DHCP-Request it was quite clear the DHCP-Request would…

Hi Melen,thanks for the answer.I am sure there is somewhere a description how to mirror a port on a zyxel and trace the relevant information.Perhaps you could send me a linke to this description if somewhere available within the KB of Zyxel. If not, I will find somewhere. Thanks for help and have a nice…