On Thu, Sep 21, 2023 at 10:47 PM Geert Stappers <stapp...@stappers.nl> wrote: > > On Wed, Sep 20, 2023 at 09:14:13PM -0700, Wink Saville wrote: > > If accepted there should be an example of multiple dhcp-options using > > the same tag added to dnsmasq.conf.example. > > --- > > man/dnsmasq.8 | 29 ++++++++++++++++++++++++++++- > > 1 file changed, 28 insertions(+), 1 deletion(-) > > > > diff --git a/man/dnsmasq.8 b/man/dnsmasq.8 > > index 30429df..5f5ac83 100644 > > --- a/man/dnsmasq.8 > > +++ b/man/dnsmasq.8 > > @@ -1317,6 +1317,34 @@ or > > The special address 0.0.0.0 is taken to mean "the address of the > > machine running dnsmasq". > > > > +When a dhcp-option has a tag, > > +.B --dhcp-option=tag:common_option,option:router,192.168.2.1, > > +then that option maybe used via a > > +.B set:<tag>, > > +eg. > > +.B --dhcp-host=00:20:e0:3b:13:af,set:common_option > > +indicates that a particular host, > > +.B 00:20:e0:3b:13:af, > > +will be given > > +.B 192.168.2.1 > > +as its router. This allows the same option to be used for different hosts > > +and allows changes to be made in one place. So another host could be given > > +the same tag and get the same router, > > +.B --dhcp-host=01:29:03:3b:dc:ab,set:common_option. > > + > > +It is also possible for multiple dhcp-option's to have the same tag. > > +For example: > > +.B --dhcp-option=tag:router_dns_server,option:dns-server,1.1.1.1 > > +and > > +.B --dhcp-option=tag:router_dns_server,option:router,192.168.1.1. > > +Now when > > +.B set:router_dns_server > > +s used in > > +.B --dhcp-host=09:23:ab:11:29,set:router_dns_server > > +the host will receive both dhcp-options. As before other hosts can use > > +.B set:router_dns_server > > +which minimizes repetition. > > + > > An option without data is valid, and includes just the option without data. > > (There is only one option with a zero length data field currently defined > > for DHCPv4, 80:rapid commit, so this feature is not very useful in > > practice). Options for which dnsmasq normally > > provides default values can be ommitted by defining the option with no > > data. These are > > > The work in progress patch has been seen. At least by me. > > I think I have seen simular content in the existing man page. > > > I hope the next version integrates with what is already there. > > > > Groeten > Geert Stappers > ---
Geert, Sorry, I have not seen multiple dhcp-options with the same tag documented anywhere, can you provide some guidance on where it is? -- Wink _______________________________________________ Dnsmasq-discuss mailing list Dnsmasq-discuss@lists.thekelleys.org.uk https://lists.thekelleys.org.uk/cgi-bin/mailman/listinfo/dnsmasq-discuss
