[dns-operations] why 120s?

Mehmet Akcin mehmet at icann.org
Wed Aug 17 06:36:42 UTC 2011

I think it's just a default value because it's long enough time to determine a server has timed out.


On Aug 17, 2011, at 2:25 AM, 刘明星:) wrote:

According to rfc2308, if a server has not responded to an outstanding query within 120 seconds, the server may be deemed to be dead or unreachable.
I want to know why the limit time is set to 120s.

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