Re: [Detnet] A question about draft-gandhi-mpls-stamp-pw

Stewart Bryant <> Mon, 08 November 2021 09:04 UTC

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From: Stewart Bryant <>
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Date: Mon, 8 Nov 2021 09:04:29 +0000
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To: Greg Mirsky <>
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Subject: Re: [Detnet] A question about draft-gandhi-mpls-stamp-pw
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I am inclined to wonder the same.

If it is about not having an IP address to hand, I seem to recall that one mode of use over 0x21 was to use local host.


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> On 7 Nov 2021, at 21:01, Greg Mirsky <> wrote:
> Dear Authors,
> I've read the draft and would appreciate your clarification to my question:
> What benefits do you see in defining two new ACH types for STAMP protocol over a PW?
> I believe that there are no apparent advantages of using PW, i.e., without IP/UDP headers, encapsulation compared to using IP/UDP. The latter can be easily done using ACH types 0x0021 and 0x0057 for IPv4 and IPv6 address family respectively.
> What do you think?
> Regards,
> Greg
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