TTL question

[Mark.Andrews at nominum.com]

> hi,
> 
> I have one question for you,
> Can I be sure of that :
> if i put my TTL to 1 hour for instance and if I make some changes in my zone
> file, are this changes available for everybody 1 hour later max ?
> Or is there some DNS servers or gateway that doesn't match the TTL ?
> 
> thanks in advance
> 
> Vincent
> 

	The expected maximum if all servers are up and able to communicate
	with each other is

		refresh * depth of transfer graph + ttl

	Mark

--
Mark Andrews, Nominum Inc.
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark.Andrews at nominum.com