Trying to learn something but not sure what to Google...

[Myrle Francis]

Thanks for the suggestions...  as this is just for learning. .I am going to
try all the suggestionis one by one... (the servers are a vm of Fedora so I
will backup the machine before I beging "learning :)



On Fri, Sep 10, 2010 at 2:38 PM, Matt Shields <matt-urrlRJtNKRMsHrnhXWJB8w at public.gmane.org> wrote:

>   On Fri, Sep 10, 2010 at 1:46 PM, Dan Ritter <dsr-mzpnVDyJpH4k7aNtvndDlA at public.gmane.org> wrote:
>
>>   On Fri, Sep 10, 2010 at 12:39:01PM -0400, Myrle Francis wrote:
>> > Hello (and as always thank you in advance)
>> >
>> > I have a Linux web server that I use with dydns and understand with a
>> > single web server I set up port forwarding but..
>> >
>> > what I don't understand is how to get two web servers working behind my
>> > router(dd-wrt) if they are both using port 80.
>> >
>> > I understand on a LAN DNS would take the address web1.network.com and
>> > send it to the proper machine using dns with port 80.  How does this
>> > work with two web servers (ie web1.network.net and web2.network.net)
>> > behind my router.  do I have to set up a dns server in a dmz?
>> >
>> > also in  my first example my web1 is not in in a DMZ (maybe that is a
>> > bad idea..) but on it own private network.
>> >
>> > i'm just looking for what he buzz word is so I can  Google it and any
>> > help would be appreciated.
>>
>> The problem isn't dyndns. The problem is with NAT.
>>
>> Your ISP has assigned you one IP address. You can have as many
>> DNS names pointing to that IP as you want. You can run services
>> on any port you wish. But if you want multiple things to answer
>> the same IP:port combination, you need a single device that
>> answers and then funnels the packets to the right place.
>>
>> One thing you could do, perhaps, is run all the virtual servers
>> on the same machine. Use your web browser's
>> virtual-server-by-name capability to decode HTTP1.1 requests and
>> answer appropriately. For Apache, see
>> http://httpd.apache.org/docs/2.2/vhosts/
>>
>> Another thing you could do is run a reverse proxy to take the
>> same HTTP1.1 requests and farm them out to different machines.
>>
>> A third thing you can do is ask your ISP for more IP addresses.
>>
>> A fourth thing you can do is hire an external service to accept
>> requests on your behalf and redirect them to various ports on
>> your single IP.
>>
>> A fifth thing you can do is move your hosting to a virtual
>> machine instance where the provider will happily sell you as
>> many IPs as you need. Or a dedicated server, or many other kinds
>> of service.
>>
>> -dsr-
>>
>>
>>
>> --
>> http://tao.merseine.nu/~dsr/eula.html is hereby incorporated by
>> reference.
>> You can't defend freedom by getting rid of it.
>>  _______________________________________________
>> Discuss mailing list
>> Discuss-mNDKBlG2WHs at public.gmane.org
>> http://lists.blu.org/mailman/listinfo/discuss
>>
>
> He could also do proxying.  Set all traffic to go to server1 via NAT, then
> in his Apache config map a Query String say /foo/ to server2 using Apache's
> ProxyPass feature.  See below
>
> ProxyPass /foo http://server2/
> ProxyPassReverse /foo http://server2/
>
> http://httpd.apache.org/docs/current/mod/mod_proxy.html
>
> You could also use Dan's suggestion of Virtual Hosts, but for the second
> virtual host, proxy the entire Virtual Host to the second server.
>
> Of course, third option is to NAT the second server on a different external
> port.  For example NAT port 80 to server 1 port 80, and port 8080 to server
> 2 port 80.
>
> -matt
>
>
>


-- 
-- 
Myrle A. Francis 2nd

PgpServer(s): pgp.mit.edu

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