[ih] Source routing

[Vint Cerf]

IP source routing was used in part for diagnostic purposes, if memory
serves.
v


On Sun, Feb 2, 2025 at 1:37 PM Dave Crocker via Internet-history <
internet-history at elists.isoc.org> wrote:

> My recollection is that mechanisms for source routing were common in the
> early days, but lost favor.
>
> UUCP networking (!) was a version.  SMTP originally supported it.  I
> don't think Arpanet packets did, though I have a vague sense there was
> some selectivity allowed.  And I don't think IP did.
>
> I'm curious about a rough summary of when and how it was used and when
> and why it lost favor.
>
> d/
>
> --
> Dave Crocker
>
> Brandenburg InternetWorking
> bbiw.net
> bluesky: @dcrocker.bsky.social
> mast: @dcrocker at mastodon.social
>
> --
> Internet-history mailing list
> Internet-history at elists.isoc.org
> https://elists.isoc.org/mailman/listinfo/internet-history
>


-- 
Please send any postal/overnight deliveries to:
Vint Cerf
Google, LLC
1900 Reston Metro Plaza, 16th Floor
Reston, VA 20190
+1 (571) 213 1346


until further notice