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From Jeff Trawick <traw...@attglobal.net>
Subject Re: Proxy hiccups with WSAEADDRINUSE
Date Tue, 27 Jan 2004 15:22:39 GMT
Tikka, Sami wrote:

> [error] (OS 10048)Only one usage of each socket address (protocol/network
> address/port) is normally permitted.  : proxy: HTTP: attempt to connect to
> 1.2.3.4:80 (1.2.3.4) failed
> 
> ... hundreds of megabytes of these errors.
> 
> 10048 is WSAEADDRINUSE. It seems to happen in proxy_util.c in
> ap_proxy_connect_to_backend() when apr_connect() is called. 
> 
> My interpretation is that the host is out of free local ports. 'netstat' also
> shows a very large number of connections.
> 
> Is my interpretation correct? Is there anything that can be done? Has anyone
> else seen this?

your interpretation sounds correct to me

see http://www.ncftpd.com/ncftpd/doc/misc/ephemeral_ports.html#Windows


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