W3C home > Mailing lists > Public > ietf-http-wg@w3.org > April to June 2011

Re: I-D draft-petersson-forwarded-for-00.txt

From: Mark Nottingham <mnot@mnot.net>
Date: Sat, 9 Apr 2011 13:10:31 +1000
Cc: "ietf-http-wg@w3.org" <ietf-http-wg@w3.org>
Message-Id: <BBD6CF39-92AE-442D-9A12-B76E17FA2712@mnot.net>
To: Brian Pane <brianp@brianp.net>

On 09/04/2011, at 8:49 AM, Brian Pane wrote:

> The rollout of a naming change will be difficult; I
> anticipate that proxy servers will end up sending both X-Forwarded-For
> and Forwarded-For for many years.  That might be inevitable, but it
> brings to mind two concerns:

Why so? If they control the software that's consuming it, they can change it in a reasonably bounded amount of time. If they don't, why will they care? XFF is a completely non-standard header that is more than often NOT sent by proxies, so removing it shouldn't break anything.

> - People who plan to log Forwarded-For data for forensic purposes will
> need to keep logging X-Forwarded-For as well.

If they're that interested, they're likely to log everything anyway...


Mark Nottingham   http://www.mnot.net/
Received on Saturday, 9 April 2011 03:10:58 UTC

This archive was generated by hypermail 2.4.0 : Friday, 17 January 2020 17:13:51 UTC