> From: Jeffrey Janner [mailto:jeffrey.jan...@polydyne.com]
> Subject: RE: Tomcat 6.0 always uses default host in multi-host config
> 
> OK, to answer my own question on this, useIPVHosts is 
> essentially a way to save some configuration writing 
> at the expense of doing a reverse-DNS lookup on every
> access, correct?

No.  Setting useIPVHosts to true says to use the local IP address rather than 
the HTTP "host" header value for determining which <Host> to give the request 
to.

> You can do it my way below, and have everything clearly 
> spelled out

It's only clearly spelled out to you, since you implemented.  Looks like a lot 
more work and overhead to me, and certainly no simpler.

> or you can use this config trick and let TC manage it for you.

It's clearly not a trick.

> But in a config setting useIPVHost="true" will only route
> it to the correct host if the IP resolves to the host name
> or alias

Which is exactly what the useIPVHosts setting is documented to do.

> Aside from probably only needing to configure one port 80 
> connector, and probably allocating fewer resources as a
> result, is there any other advantage to the parameter?

That seems to be a significant advantage to me.

- Chuck


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