Re: IP Addresses

From: Ulric Eriksson <>
Date: Wed, 11 Apr 2007 08:32:11 +0200 (CEST)

On Tue, 10 Apr 2007, Larry Lowry wrote:

> I am new to Pen and am just starting to play with it. It seems
> really easy to use. I am confused on one issue though, even
> with reading through the list archive.
> I am running this on Windows loading IIS servers. The server
> logs show the client IP address of the Load Balancer. I want/
> must see the actual IP of the client making the request.
> Is there a way around this? I see the question asked a lot in
> the archives but I am reading a lot of confising answers.

Pen acts like a proxy server, which is why the web servers see
the load balancer's ip address. Pen can insert extra headers to
show the original client's address. There is also the logging
utility penlog/penlogd, which takes logs from Apache and Pen and
combines them to a single log file.

Last time I looked at IIS, the logging options were limited;
specifically, there was nothing like the "piped" logs that Apache
uses for penlogd. But I'm really no IIS guru (quite the opposite,
actually), so it is possible that I'm just not aware of its

Received on Wed Apr 11 2007 - 08:32:12 CEST

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