Problem solved. I wrote "tftp-server" instead of "tftp-server-name".
-------- Original Message -------- On 3/28/25 19:32, Rupert Gallagher <r...@protonmail.com> wrote: > I tried "option tftp-server-name" as well, with the same error message. > > -------- Original Message -------- > On 3/28/25 19:12, Rupert Gallagher <r...@protonmail.com> wrote: > > > Hello, > > > > A VoIP system by Fanvil (business phone lines) requires an option 66 to > be sent by dhcp to each handset. The option is a string containing an URL for > provisioning. > > > > > https://example.my3cx.com/provisioning/[key] > > > > The following returns "fatal in dhcpd: Configuration file errors > encountered." > > > > > host example { [omissis]; option option-66 "https://[omissis]"; } > > > > The dhcpd.conf manual, dhcp-options manual, and FAQ do not give > directions. > > > > This is hardly new, so how did you solve this puzzle and where do we read > about it? > > > > Thank you > > > > > >