"Good" TTL value for DDNS clients ?

Hello I'm setting up a DDSN server , following the ISC documentation it is working nicely. But I would like some guidance on setting up the TTL value for DHCP/DDNS clients. We use a lot of dual boot machines WINDOWS/LINUX and with default parameters the DDNS record isn't removed from the DDNS w

Need infos to setup a subdomain with DDNS + DHCP

Hello I have to set up a subdomain that will works with DDNS and DHCP Our domain does not have DHCP or DDNS so I would like to setup a delegate DNS acting for the subdomain. Any infos, links , howto , configurations examples , welcome ! Thanks a lot. ___