Milter-greylist

On Sun, May 19, 2013 at 11:17 AM, Jim Klimov <jimklimov@...> wrote:
> On 2013-05-19 07:13, manu@... wrote:
> This is on Solaris, but AFAIK the nsupdate part is a standard
> BIND one (I did have to update BIND on some older DNS servers
> to have it working as I needed). As you can see above, there
> is a possibility to set the TTL for an added entry, which I
> believe should override the one set in the zone's SOA record.
>
> Your other solution choice is (if you own the DNS zone) to
> set those SOA fields to shorter timeouts...

But TTL is for the client to decide if it should refresh it's cache or
not (use cache or ask server again), it doesn't mean the record will
expire on the server which I believe is what manu means.

/peter