[ntp:questions] Trouble with XP IPv6 ntp client (still unable to connect to link local ntp server)

Danny Mayer mayer at ntp.org
Sat Aug 7 01:17:00 UTC 2010

On 8/6/2010 12:29 PM, Cindy Huyser wrote:
> Using a packet sniffer, I verified that no traffic addressed to the
> server (or coming from it) is going across the ethernet interface when
> my configuration file specifies the IPv6 server. I also verified that
> I saw ICMPv6 packets going across when I pinged the server, along with
> the neighbor solicitation and advertisement. The server is in the XP
> host's destination cache, and also is listed in the "neighbors" list.
> I'm puzzled as to why there's not even an attempt at neighbor
> discovery.
> Maybe the trouble shows up in the line "findlocalinterface: kernel
> maps fe80::290:fbff:fe80:6aff to ::", and the subsequent use of the
> wildcard (or maybe not -- the address for the server is not local to
> the host, but the host should be able to figure out that it needs to
> send a neighbor discovery solicitation from it single ethernet
> interface!). Can anyone out there shed any light on this?

Correct, it should not be using the wildcard address. Can you give again
your configuration file, at least the server lines? I have an idea about
this and I just want to be able to check. If so, I may be able to tell
you what's wrong.


> Thanks again,
> Cindy

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