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Re: VS/TUN + Transparent Proxy Success [was Re: Horm's method (REDIRECT)

To: Julian Anastasov <uli@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: VS/TUN + Transparent Proxy Success [was Re: Horm's method (REDIRECT)]
Cc: lvs-users@xxxxxxxxxxxxxxxxxxxxxx
From: Joseph Mack <mack@xxxxxxxxxxx>
Date: Fri, 14 Jan 2000 09:15:49 -0500 (EST)
On Fri, 14 Jan 2000, Julian Anastasov wrote:


works for me too, but I don't understand it yet. Looks like black magic
:-)

Joe

> 
>       Hi,
> 
>       Guys, I tested it. For VS/TUN there is no requirement
> VIP to be set for the tunl0 device in the real server. Please,
> correct the docs: HOWOTOs, web, etc.
> 
>       My test results for the VS/TUN configs:
> 
> -       transparent proxy used
> 
> -     tunl0 can be configured with any IP which is uniq, i.e.
> we don't like ARP problems. Allowed IP addresses:
> 
>       - the same IP address as the RIP (Real server IP), i.e.
>       used in eth0, recommended
>       - any other uniq IP address
>       - 0.0.0.0 - we just decapsulate the packets which arrived
>       through our interfaces, so there is no requirement for
>       any local IP address, just the device must be up and running:
> 
>       ifconfig tunl0 0.0.0.0 up
> 
>       May be this can change in the future but we still can use
>       any other IP, i.e. not 0.0.0.0
> 
>       By this way we can serve many VIP addresses attached
> to any other local device, i.e. dummy*, tunl1 ... or by using
> transparent proxy.
> 
>       Is this feature works by mistake for me?
> 
> Regards,
> 
> Julian Anastasov
> 
> 
> 
> 
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> 

--
Joseph Mack mack@xxxxxxxxxxx


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