On 06/05/16(Fri) 21:42, Jeremie Courreges-Anglas wrote: > > Also motivated by http://marc.info/?l=openbsd-misc&m=146239072929264&w=2 > > RFC4191 defines route preference flags not only in Route Information > options, but also in Router Advertisement messages. Let's try to make > this clear. Also, try to document the possible values in a slightly > more useful way... > > Comments / oks?
I wish this config file could be sane and use keywords just like our other deamons. I use rtadvd for debugging purpose and I find its syntax horrible. That said I'm ok with your diff. > Index: rtadvd.conf.5 > =================================================================== > RCS file: /cvs/src/usr.sbin/rtadvd/rtadvd.conf.5,v > retrieving revision 1.35 > diff -u -p -p -u -r1.35 rtadvd.conf.5 > --- rtadvd.conf.5 21 Apr 2015 16:32:24 -0000 1.35 > +++ rtadvd.conf.5 6 May 2016 19:25:15 -0000 > @@ -116,6 +116,22 @@ and Bit 6 > .Li 0x40 > .Pc > means Other stateful configuration flag bit. > +Bit 4 > +.Po > +.Li 0x10 > +.Pc > +and > +Bit 3 > +.Po > +.Li 0x08 > +.Pc > +are used to encode the route preference for the route as follows: > +.Bl -column "0x08" "High" -offset indent > +.It 0x08 Ta "High" > +.It 0x00 Ta "Medium" Pq default > +.It 0x18 Ta "Low" > +.El > +.Pp > The default value is 0. > .It Cm \&rltime > (num) Router lifetime field > @@ -252,18 +268,7 @@ The default value is 64. > .It Cm \&rtflags > (str or num) A 8-bit flags field in route information option. > Currently only the preference values are defined. > -The notation is same as that of the raflags field. > -Bit 4 > -.Po > -.Li 0x10 > -.Pc > -and > -Bit 3 > -.Po > -.Li 0x08 > -.Pc > -are used to encode the route preference for the route. > -The default value is 0x00, i.e., medium preference. > +The notation for those is same as that of the raflags field. > .It Cm \&rtltime > (num) route lifetime field in route information option. > .Pq unit: seconds . > > -- > jca | PGP : 0x1524E7EE / 5135 92C1 AD36 5293 2BDF DDCC 0DFA 74AE 1524 E7EE >
