easy to understand definitions, "expire" and "refresh"

[Charles Cala]

--- Bob Lockie <bjlockie at lockie.ca> wrote:
> I found the following definitions but I need definitions that are easier 
> to understand.

> I do not have my Bind book available.
get it.

> I don't understand "expire" and "refresh", 
expire = die
refresh = go to the source and see if your info is correct

> it would seem that "expire" 
> should always be equal to the "refresh" time"?
it CAN be, but it is not to your advantage to do it that way.


http://www.google.com/search?client=firefox-a&rls=org.mozilla%3Aen-US%3Aofficial_s&hl=en&q=dns+expire&btnG=Google+Search
  first entry
http://www.menandmice.com/online_docs_and_faq/glossary/glossarytoc.htm?expire.field.htm

clicking on the link " Refresh Field "
gives the page
http://www.menandmice.com/online_docs_and_faq/glossary/glossarytoc.htm?expire.field.htm

if english is not your primary language, please
use a source that is more to your understanding.

-charles