Apache Module mod_remoteip

Description:	Replaces the original client IP address for the connection with the useragent IP address list presented by a proxies or a load balancer via the request headers.
Status:	Base
Module Identifier:	remoteip_module
Source File:	mod_remoteip.c

Summary

This module is used to treat the useragent which initiated the request as the originating useragent as identified by httpd for the purposes of authorization and logging, even where that useragent is behind a load balancer, front end server, or proxy server.

The module overrides the client IP address for the connection with the useragent IP address reported in the request header configured with the RemoteIPHeader directive.

Additionally, this module implements the server side of HAProxy's PROXY Protocol when using the RemoteIPProxyProtocol directive.

Once replaced as instructed, this overridden useragent IP address is then used for the mod_authz_host Require ip feature, is reported by mod_status, and is recorded by mod_log_config %a and