Apache Reference: http_core, Timeout

Timeout

General Processing Timeout Duration
Syntax: Timeout A
Example: Timeout 60
Since: Apache 1.0

This directive defines the amount of time Apache will wait on three occasions: (1) the total amount of time it takes to receive an HTTP GET request; (2) the amount of time between receipt of TCP packets on a POST or PUT request; (3) the amount of time between acknowledgements on transmissions of TCP packets in responses.