draft-ietf-v6ops-ipv6-cpe-router-08.txt   draft-ietf-v6ops-ipv6-cpe-router-09.txt 
Internet Engineering Task Force H. Singh Internet Engineering Task Force H. Singh
Internet-Draft W. Beebee Internet-Draft W. Beebee
Intended status: Informational Cisco Systems, Inc. Intended status: Informational Cisco Systems, Inc.
Expires: June 19, 2011 C. Donley Expires: June 23, 2011 C. Donley
CableLabs CableLabs
B. Stark B. Stark
AT&T AT&T
O. Troan, Ed. O. Troan, Ed.
Cisco Systems, Inc. Cisco Systems, Inc.
December 16, 2010 December 20, 2010
Basic Requirements for IPv6 Customer Edge Routers Basic Requirements for IPv6 Customer Edge Routers
draft-ietf-v6ops-ipv6-cpe-router-08 draft-ietf-v6ops-ipv6-cpe-router-09
Abstract Abstract
This document specifies requirements for an IPv6 Customer Edge (CE) This document specifies requirements for an IPv6 Customer Edge (CE)
router. Specifically, the current version of this document focuses router. Specifically, the current version of this document focuses
on the basic provisioning of an IPv6 CE router and the provisioning on the basic provisioning of an IPv6 CE router and the provisioning
of IPv6 hosts attached to it. of IPv6 hosts attached to it.
Status of this Memo Status of this Memo
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Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF). Note that other groups may also distribute Task Force (IETF). Note that other groups may also distribute
working documents as Internet-Drafts. The list of current Internet- working documents as Internet-Drafts. The list of current Internet-
Drafts is at http://datatracker.ietf.org/drafts/current/. Drafts is at http://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
This Internet-Draft will expire on June 19, 2011. This Internet-Draft will expire on June 23, 2011.
Copyright Notice Copyright Notice
Copyright (c) 2010 IETF Trust and the persons identified as the Copyright (c) 2010 IETF Trust and the persons identified as the
document authors. All rights reserved. document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents Provisions Relating to IETF Documents
(http://trustee.ietf.org/license-info) in effect on the date of (http://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents publication of this document. Please review these documents
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using DHCPv6 for acquiring their addresses. using DHCPv6 for acquiring their addresses.
3. IPv6 hosts may use DHCPv6 for other configuration information, 3. IPv6 hosts may use DHCPv6 for other configuration information,
such as the DNS_SERVERS option for acquiring DNS information. such as the DNS_SERVERS option for acquiring DNS information.
Unless otherwise specified, the following requirements apply to the Unless otherwise specified, the following requirements apply to the
IPv6 CE router's LAN interfaces only. IPv6 CE router's LAN interfaces only.
ULA requirements: ULA requirements:
ULA-1: The IPv6 CE router MUST be capable of generating a ULA prefix ULA-1: The IPv6 CE router SHOULD be capable of generating a ULA
[RFC4193]. prefix [RFC4193].
ULA-2: A IPv6 CE router with a ULA prefix, MUST maintain this ULA-2: A IPv6 CE router with a ULA prefix, MUST maintain this
consistently across reboots. consistently across reboots.
ULA-3: The value of the ULA prefix SHOULD be user configurable. ULA-3: The value of the ULA prefix SHOULD be user configurable.
ULA-4: By default the IPv6 CE router MUST act as a site border ULA-4: By default the IPv6 CE router MUST act as a site border
router according to section 4.3 of [RFC4193] and filter router according to section 4.3 of [RFC4193] and filter
packets with Local IPv6 source or destination addresses packets with Local IPv6 source or destination addresses
accordingly. accordingly.
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