[ntp:questions] Re: Different types of associations in the ntpq billboard
ronan at noc.ulcc.ac.uk
Mon Apr 10 15:19:31 UTC 2006
Heiko Gerstung <heiko.gerstung_removeme_ at meinberg.de> wrote:
> I just tested broadcastclient under Windows and saw that the association
> created based on the received ntp broadcasts is listed just like any
> unicast association.
> I thought that the "t" column refers to the association type, which can
> be "l" (for local refclocks such as hardware refclocks or the LOCAL
> refclock), "u" for "Unicast", "m" for "Multicast" and "b" for
> "Broadcast" associations.
> Is this a bug(tm) or a feature(tm), in other words: Is it really wanted
> to let broadcast associations look like unicast associations or did I
> get the meaning of the "t" column wrong?
Looking at ntpq_ops.c/decodeaddrtype(), it only shows "b" for an IPv4
non-multicast destination address ending in 255 -- I guess you're
subnetting, or using IPv6.
Ronan Flood <R.Flood at noc.ulcc.ac.uk>
working for but not speaking for
Network Services, University of London Computer Centre
(which means: don't bother ULCC if I've said something you don't like)
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