[ntp:questions] Unauthenticated Broadcast Client Drops Authenticated Server Packets.

Danny Mayer mayer at ntp.isc.org
Fri Mar 16 03:26:50 UTC 2007

Arul Kumar C wrote:
> Hi Experts,
> I have got a broadcast server that sends broadcast messages
> authenticated with MD5.  There is a broadcast client that has no
> authentication enabled.  The packets on the broadcast client is
> dropped due to authentication failure.  Could you please let me know
> if this is the expected behaviour of the broadcast client in this
> scenario.
> Since the broadcast cleint is not interested in authentication, it
> could very well accept the packet from the server though the packet
> has MAC, right ?
Try using -A on the ntpd startup line to have it ignore authentication.


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