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From Chuck Murcko <ch...@Topsail.ORG>
Subject Re: mod_proxy/574: Proxy reports "Address not found" for servers that exist
Date Tue, 13 May 1997 17:13:58 GMT
Does the proxy machine find the host using nslookup? If not, you may need
an /etc/resolv.conf change.

> 
> >Number:         574
> >Category:       mod_proxy
> >Synopsis:       Proxy reports "Address not found" for servers that exist
> >Confidential:   no
> >Severity:       serious
> >Priority:       medium
> >Responsible:    apache (Apache HTTP Project)
> >State:          open
> >Class:          sw-bug
> >Submitter-Id:   apache
> >Arrival-Date:   Tue May 13 09:40:01 1997
> >Originator:     holt@smarthealth.com
> >Organization:
> apache
> >Release:        1.2b10
> >Environment:
> SunOS rabies 5.5 Generic sun4m sparc SUNW,SPARCstation-20
> GCC 2.7.2
> >Description:
> Trying to access http://38.211.174.34/ through mod_proxy, returns an error from
> the proxy: 
>         Proxy Error
>         The proxy server could not handle this request. 
>         Reason: Address not found 
> 
> Accessing this server through a CERN httpd 3.0a proxy works fine.
> 
> In the proxy-errors file, there are messages corresponding to attempts
> to access this URL, which look like:
> 
>         [Tue May 13 13:08:48:32 1997] Invalid URI in request
> 
> An excerpt from our configuration file follows, with the names changed:
> 
> ServerType standalone
> HostnameLookups off
> User nobody
> Group nobody
> BrowserMatch Mozilla/2 nokeepalive
> ServerAdmin me@ourdomain.com
> ServerName ourdomain.com
> ServerRoot /usr/local/etc/httpd
> PidFile /var/run/httpd.pid
> ScoreBoardFile /var/run/apache_status
> Timeout 300
> KeepAlive On
> Listen 1.2.3.4:8080
> Listen 80
> AccessConfig /dev/null
> ResourceConfig /dev/null
> <VirtualHost 1.2.3.4:8080>
>   ErrorLog /var/log/httpd/proxy-errors
>   TransferLog /var/log/httpd/proxy-log
>   ProxyRequests On
>   NoCache *
>   ProxyBlock ourdomain.com ourotherdomain.com onemoredomain.com
>   # Only proxy on this port, don't serve documents 
>   <Directory />
>     order deny,allow
>     deny from all
>   </Directory>
> </VirtualHost>                             
> >How-To-Repeat:
> <http://38.211.174.34/>, when accessed through mod_proxy
> 
> >Fix:
> 
> >Audit-Trail:
> >Unformatted:
> 
> 
> 


-- 
chuck
Chuck Murcko            The Topsail Group             West Chester PA USA
chuck@topsail.org

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