Thanks for your quick reply. I am wondering what will happen in the case below, Timeout ProxyTimout browser <===========> proxy <===============> backend Timeout = 300 sec and ProxyTimeout = 600 sec, If backend process longer than 5 min, what will happen? >From the observation of my server, the whole HTTP session won't be terminated till 10 min. I am not sure why since the front connection should be terminated in 5 min? Thx, Q.Xie ----- Original Message ---- From: Torsten Foertsch <torsten.foertsch@xxxxxxx> To: users@xxxxxxxxxxxxxxxx Cc: Qingshan Xie <xieq_49@xxxxxxxxx> Sent: Wednesday, August 19, 2009 12:23:29 PM Subject: Re: ProxyTimeout On Wed 19 Aug 2009, Qingshan Xie wrote: > In a Reverse Proxy server, what is the relation of Apache "TimeOut" > and "ProxyTimeout"? Can someone shed some lights on it? TimeOut aborts a request if the client/browser takes too long to send or receive data. ProxyTimeout aborts a connection to the backend if it is not responding. Timeout ProxyTimout browser <===========> proxy <===============> backend Torsten --------------------------------------------------------------------- The official User-To-User support forum of the Apache HTTP Server Project. See <URL:http://httpd.apache.org/userslist.html> for more info. To unsubscribe, e-mail: users-unsubscribe@xxxxxxxxxxxxxxxx " from the digest: users-digest-unsubscribe@xxxxxxxxxxxxxxxx For additional commands, e-mail: users-help@xxxxxxxxxxxxxxxx --------------------------------------------------------------------- The official User-To-User support forum of the Apache HTTP Server Project. See <URL:http://httpd.apache.org/userslist.html> for more info. To unsubscribe, e-mail: users-unsubscribe@xxxxxxxxxxxxxxxx " from the digest: users-digest-unsubscribe@xxxxxxxxxxxxxxxx For additional commands, e-mail: users-help@xxxxxxxxxxxxxxxx