[15742] in North American Network Operators' Group

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Re: IP over SONET considered harmful?

daemon@ATHENA.MIT.EDU (Havard.Eidnes@runit.sintef.no)
Fri Mar 20 13:03:04 1998

To: alan@globalcenter.net
Cc: nanog@merit.edu
From: Havard.Eidnes@runit.sintef.no
In-Reply-To: Your message of "Thu, 19 Mar 1998 23:26:25 -0800"
Date: Fri, 20 Mar 1998 18:51:10 +0100

>   I consider Windows 95 to be the least common denominator,
>   which has a default IP TTL of 32.  Yes, 32.  So that implies
>   that each NSP should decrement no less than 8 TTLs.

That's broken. I quote from RFC 1340, dated July 1992:

   The current recommended default time to live (TTL) for the Internet
   Protocol (IP) [45,105] is 64.

This does not change reality, of course, but it also does not
make it less broken.

- Håvard

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