rfc 1918?
SMcGrath at dhhs.state.nh.us
SMcGrath at dhhs.state.nh.us
Fri Feb 23 20:25:50 UTC 2001
Bill, You get the 10 point bonus.
Are we leaking RFC1918 SMTP headers ?
Scott
bill manning <bmanning at localhost.localdomain>@merit.edu on 02/23/2001
02:49:32 PM
Please respond to bmanning at karoshi.com
Sent by: owner-nanog at merit.edu
To: nanog at merit.edu
cc: Valdis.Kletnieks at vt.edu
Subject: Re: rfc 1918?
SMcGrath at dhhs.state.nh.us wrote:
>
> Agreed Valdis,
>
> Our upstream's use 1918 addresses internally so that 1918 addresses are
> constantly bouncing off our filters
> we have an aggressive egress filter which makes sure no 1918's leak and
> pollute the internet ;-} and filtering on core routers is a suboptimal
> solution RFC 1819 addresses (10 points to the person who knows the
> predecessor) NEED to be filtered at the border IMHO.
>
> Scott
>
AS long as you are filtering, could you -PLEASE- add the SMTP filter to
prevent email w/ RFC 1918 addresses in the headers from leaking out of
your networks?
RFC 1597.
--bill
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