TTL?

[Hugo F. Martinez]

Pleas what is a negative TTL?

AINA ALAIN PATRICK wrote:

> > Im getting a little confused looking at the BIND8 book of O'Reilly. It
> > says that the 5th field of the SOA record is the TTL but why now you at
> > the list refers to de time to live as $TTL? What difference have  the
> > $TTL directive and the field of the SOA record?
>
> RFC 2308 changed the meaning of the final field in the SOA record to
> negative caching TTL.
>
> So you have to set the default TTL with the directive $TTL if you want
> your records's TTL # from the negative TTL
>
> hope this helps
>
> --alain