Manufacturer Usage Description Specification
draft-ietf-opsawg-mud-06

Document Type Active Internet-Draft (opsawg WG)
Last updated 2017-05-15
Replaces draft-lear-ietf-netmod-mud
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Network Working Group                                            E. Lear
Internet-Draft                                             Cisco Systems
Intended status: Standards Track                                R. Droms
Expires: November 16, 2017
                                                            D. Romascanu
                                                            May 15, 2017

              Manufacturer Usage Description Specification
                        draft-ietf-opsawg-mud-06

Abstract

   This memo specifies a component-based architecture for manufacturer
   usage descriptions (MUD).  This includes two YANG modules, IPv4 and
   IPv6 DHCP options, an LLDP TLV, a URL suffix specification, an X.509
   certificate extension and a means to sign and verify the
   descriptions.

Status of This Memo

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   This Internet-Draft will expire on November 16, 2017.

Copyright Notice

   Copyright (c) 2017 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal
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   include Simplified BSD License text as described in Section 4.e of

Lear, et al.            Expires November 16, 2017               [Page 1]
Internet-Draft       Manufacturer Usage Descriptions            May 2017

   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
     1.1.  What MUD doesn't do . . . . . . . . . . . . . . . . . . .   4
     1.2.  A Simple Example  . . . . . . . . . . . . . . . . . . . .   4
     1.3.  Determining Intended Use  . . . . . . . . . . . . . . . .   5
     1.4.  Finding A Policy: The MUD URL . . . . . . . . . . . . . .   5
     1.5.  Types of Policies . . . . . . . . . . . . . . . . . . . .   6
     1.6.  Terminology . . . . . . . . . . . . . . . . . . . . . . .   7
     1.7.  The Manufacturer Usage Description Architecture . . . . .   8
     1.8.  Order of operations . . . . . . . . . . . . . . . . . . .   9
   2.  The MUD Model and Semantic Meaning  . . . . . . . . . . . . .   9
   3.  Element Definitions . . . . . . . . . . . . . . . . . . . . .  10
     3.1.  last-update . . . . . . . . . . . . . . . . . . . . . . .  10
     3.2.  cache-validity  . . . . . . . . . . . . . . . . . . . . .  11
     3.3.  masa-server . . . . . . . . . . . . . . . . . . . . . . .  11
     3.4.  is-supported  . . . . . . . . . . . . . . . . . . . . . .  11
     3.5.  systeminfo  . . . . . . . . . . . . . . . . . . . . . . .  11
     3.6.  extensions  . . . . . . . . . . . . . . . . . . . . . . .  11
     3.7.  packet-direction  . . . . . . . . . . . . . . . . . . . .  11
     3.8.  manufacturer  . . . . . . . . . . . . . . . . . . . . . .  12
     3.9.  same-manufacturer . . . . . . . . . . . . . . . . . . . .  12
     3.10. model . . . . . . . . . . . . . . . . . . . . . . . . . .  12
     3.11. local-networks  . . . . . . . . . . . . . . . . . . . . .  12
     3.12. controller  . . . . . . . . . . . . . . . . . . . . . . .  12
     3.13. my-controller . . . . . . . . . . . . . . . . . . . . . .  12
     3.14. direction-initiated . . . . . . . . . . . . . . . . . . .  13
   4.  Processing of the MUD file  . . . . . . . . . . . . . . . . .  13
   5.  What does a MUD URL look like?  . . . . . . . . . . . . . . .  13
   6.  The MUD YANG Model  . . . . . . . . . . . . . . . . . . . . .  14
   7.  The Domain Name Extension to the ACL Model  . . . . . . . . .  17
     7.1.  source-dnsname  . . . . . . . . . . . . . . . . . . . . .  18
     7.2.  destination-dnsname . . . . . . . . . . . . . . . . . . .  18
     7.3.  The ietf-acldns Model . . . . . . . . . . . . . . . . . .  18
   8.  MUD File Example  . . . . . . . . . . . . . . . . . . . . . .  20
   9.  The MUD URL DHCP Option . . . . . . . . . . . . . . . . . . .  21
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