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From Tom Evans <tevans...@googlemail.com>
Subject Re: [users@httpd] rewrite rule tutorial on ask apache I could not understand syntax
Date Tue, 15 Jun 2010 14:38:26 GMT
On Tue, Jun 15, 2010 at 3:33 PM, Tapas Mishra <mightydreams@gmail.com> wrote:
> On Tue, Jun 15, 2010 at 6:49 PM, Eric Covener <covener@gmail.com> wrote:
>
>> *) You Should not redirect if HTTP_HOST is empty, for HTTP/1.0
>> clients, or you might loop.
>
>  I could not understand your statement HTTP_HOST empty can you be a
> bit explanatory.It will help newbies like me.
>

HTTP/1.0 clients do not send a Host header in the request
  => no host information can be inferred from a request
  => HTTP_HOST will be empty.

Cheers

Tom

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