On Wed, Feb 28, 2018 at 05:27:41PM +0100, Matthieu Herrb wrote: > On Wed, Feb 28, 2018 at 05:24:20PM +0100, Matthieu Herrb wrote: > > Hi, > > > > I've started using the classless-static-route option in dhcpd(8). This > > was not as painless as possible because I missed some important > > information from the underlying RFC to understand how the option is > > used by clients and how it should be configured on the server. > > > > The patch below tries to add this information to dhcp-options(5), > > without beeing too verbose. > > > > While there, I also noted that the classful routes are obsolete. I was > > wondering if we could just remove this option from the doc (and maybe > > tedu the code ?) instead. > > > > Ok, corrections, ... ? > > Argh I managed to mangle the diff with a last minute edit. Correct > version:
I agree with the intent of this diff and am happy to work on tweaks to the actual verbiage in-tree. ok krw@ .... Ken > > Index: dhcp-options.5 > =================================================================== > RCS file: /cvs/OpenBSD/src/usr.sbin/dhcpd/dhcp-options.5,v > retrieving revision 1.22 > diff -u -p -u -r1.22 dhcp-options.5 > --- dhcp-options.5 14 Sep 2015 20:06:59 -0000 1.22 > +++ dhcp-options.5 28 Feb 2018 16:26:50 -0000 > @@ -171,6 +171,11 @@ RFC 1122. > .It Ic option classless-static-routes Ar ip/prefix ip Oo , Ar ip/prefix ip > ... Oc ; > This option specifies a list of static routes in CDIR notation, which > should be sent to the client. > +This option is specified in RFC3442. > +Note that, since the RFC says that clients supporting this option must > ignore the > +.Ic Routers > +option when both are present, the default route > +needs to be included in the list of routes specified here. > .It Ic option classless-ms-static-routes Ar ip/prefix ip Oo , Ar ip/prefix > ip ... Oc ; > This option does the same as > .Ic classless-static-routes , > @@ -517,6 +522,8 @@ The default route (0.0.0.0) is an illega > To specify the default route, use the > .Ic routers > option. > +Note that this option is obsolete and should be replaced by the > +.Ic classless-static-routes option. > .It Ic option streettalk-directory-assistance-server Ar ip-address Oo , Ar > ip-address ... Oc ; > The StreetTalk Directory Assistance (STDA) server option specifies a > list of STDA servers available to the client. > > -- > Matthieu Herrb
