[ntp:hackers] What does "interface listen wildcard" do?

Philip Prindeville philipp_subx at redfish-solutions.com
Fri Jul 12 19:52:14 UTC 2013


On Jul 12, 2013, at 6:03 AM, Brian Utterback <brian.utterback at oracle.com> wrote:

> On 7/12/2013 11:59 AM, Danny Mayer wrote:
>> It's not as simple as that. Admins want to make sure that NTP clients
>> don't try that address for NTP packets. They actually want it to return
>> "refused" so that those clients don't try. Accepting and dropping
>> packets means that something is accepting the packets. Dropping them is
>> not the same thing at all.
> 
> As I pointed out, we listen on the wildcard address now, by default. We don't refuse them, we drop them right now.
> 
> Brian Utterback


You can't refuse the packet: it's a stateless connection.



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