[Ilugc] DIG command
- From: binand@xxxxxxxxx (Binand Sethumadhavan)
- Date: Sat Jul 2 12:16:37 2005
On 02/07/05, selvarajan k <gnuslinux@xxxxxxxxx> wrote:
but the number *86400* is changing when i give the next query.
*WHY ?*
That number is the DNS record's TTL - time to live - in seconds. As
time advances, the TTL goes down.
Once it goes down to zero, the DNS cache is supposed to query the
authorized server again for the record.
Binand
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