Re: [dhcwg] I-D Action: draft-ietf-dhc-dhcp4o6-saddr-opt-08.txt

ianfarrer@gmx.com Tue, 13 November 2018 09:14 UTC

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Subject: Re: [dhcwg] I-D Action: draft-ietf-dhc-dhcp4o6-saddr-opt-08.txt
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Hi,

This version incorporates Bernie’s suggested changes to section 8.2 and an update to  IANA Considerations section.

Thanks,
Ian

> On 13. Nov 2018, at 10:11, internet-drafts@ietf.org wrote:
> 
> 
> A New Internet-Draft is available from the on-line Internet-Drafts directories.
> This draft is a work item of the Dynamic Host Configuration WG of the IETF.
> 
>        Title           : Softwire Provisioning using DHCPv4 Over DHCPv6
>        Authors         : Ian Farrer
>                          Qi Sun
>                          Yong Cui
>                          Linhui Sun
> 	Filename        : draft-ietf-dhc-dhcp4o6-saddr-opt-08.txt
> 	Pages           : 17
> 	Date            : 2018-11-12
> 
> Abstract:
>   DHCPv4 over DHCPv6 (RFC7341) is a mechanism for dynamically
>   configuring IPv4 for use as an over-the-top service in a IPv6-only
>   network.  Softwires are an example of such a service.  For DHCPv4
>   over DHCPv6 (DHCP 4o6) to function with some IPv4-over-IPv6 softwire
>   mechanisms and deployment scenarios (e.g., RFC7596 or RFC7597), the
>   operator needs to know the IPv6 address that the client will use as
>   the source of IPv4-in-IPv6 softwire tunnel.  This address, in
>   conjunction with the client's IPv4 address, and (in some deployments)
>   the Port Set ID are used to create a binding table entry in the
>   operator's softwire tunnel concentrator.  This memo defines a DHCPv6
>   option to convey IPv6 parameters for establishing the softwire tunnel
>   and a DHCPv4 option (to be used only with DHCP 4o6) to communicate
>   the source tunnel IPv6 address between the DHCP 4o6 client and
>   server.  It is designed to work in conjunction with the IPv4 address
>   allocation process.
> 
>   DHCPv6 Options for Configuration of Softwire Address and Port-Mapped
>   Clients (RFC7598) describes a deterministic DHCPv6 based mechanism
>   for provisioning softwires.  This document updates "DHCPv6 Options
>   for Configuration of Softwire Address and Port-Mapped Clients"
>   (RFC7598), allowing OPTION_S46_BR (90) to be enumerated in the DHCPv6
>   client's Option Request Option (ORO) request and appear directly
>   within subsequent messages sent by the DHCPv6 server.
> 
> 
> The IETF datatracker status page for this draft is:
> https://datatracker.ietf.org/doc/draft-ietf-dhc-dhcp4o6-saddr-opt/
> 
> There are also htmlized versions available at:
> https://tools.ietf.org/html/draft-ietf-dhc-dhcp4o6-saddr-opt-08
> https://datatracker.ietf.org/doc/html/draft-ietf-dhc-dhcp4o6-saddr-opt-08
> 
> A diff from the previous version is available at:
> https://www.ietf.org/rfcdiff?url2=draft-ietf-dhc-dhcp4o6-saddr-opt-08
> 
> 
> Please note that it may take a couple of minutes from the time of submission
> until the htmlized version and diff are available at tools.ietf.org.
> 
> Internet-Drafts are also available by anonymous FTP at:
> ftp://ftp.ietf.org/internet-drafts/
> 
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