AR

IN IP

v6 W

G

Thom

as N

arte

nW

G C

hair

narte

n@us

.ibm

.com

Oct

ober

29,

200

1

Age

nda

•B

ackg

roun

d/S

tatu

s (n

arte

n)•

Dis

cuss

ions

at A

PN

IC (a

rano

)•

Dis

cuss

ions

at R

IPE

(kes

sens

)•

IPv6

Mic

ro-a

ssig

nmen

ts (n

arte

n)•

IPv6

Pro

pose

d P

olic

y (n

arte

n)•

Wra

p-up

/Nex

t ste

ps (n

arte

n)

Bac

kgro

und

•A

PN

IC, A

RIN

, RIP

E h

ave

been

dis

cuss

ing

IPv6

polic

ies

“indi

vidu

ally

” for

last

few

yea

rs•

AP

NIC

/RIP

E d

esire

clo

ser p

olic

y co

ordi

natio

n•

Goa

l is

sing

le g

loba

l IP

v6 a

ddre

ssin

g po

licie

s–

If di

ffere

nces

nee

ded,

und

erst

and

why

, dis

cuss

with

othe

r RIR

s, b

e pa

rt of

glo

bal u

nifo

rm p

olic

y•

New

Mai

ling

list:

–gl

obal

-v6@

lists

.apn

ic.n

et (p

ostin

gs)

–ht

tp://

ww

w.a

pnic

.net

/net

_com

m/li

sts/

(to

subs

crib

e)–

http

://w

ww

.apn

ic.n

et/m

ailin

g-lis

ts/g

loba

l-v6

(arc

hive

s)

WG

Pro

posa

l

•A

RIN

pol

icie

s w

.r.t.

IPv6

sho

uld

clos

ely

mat

ch th

ose

of o

ther

RIR

s•

Diff

eren

ces

mus

t be

disc

usse

d w

ith o

ther

RIR

s•

IPv6

dis

cuss

ions

to b

e he

ld o

n th

e gl

obal

-v6

mai

ling

list

•D

esira

ble

to h

ave

unifo

rm, g

loba

l pol

icie

s

BO

T P

olic

y D

ecis

ion

on /4

8s•

Rat

ified

dur

ing

Aug

ust 1

5 m

eetin

g•

“AR

IN w

ill a

lloca

te IP

v6 a

ddre

sses

acco

rdin

g to

the

reco

mm

enda

tion

of th

eIA

B/IE

SG

. Thi

s po

licy

will

be

regu

larly

revi

ewed

and

mod

ified

sub

ject

toop

erat

iona

l exp

erie

nce.

”•

AP

NIC

, AR

IN, R

IPE

are

now

all

usin

g th

e/4

8 re

com

men

datio

n

BO

T P

olic

y D

ecis

ion

onB

oots

trap

Pha

se•

Rat

ified

dur

ing

Aug

ust 1

5, 2

001

mee

ting

•“T

he A

RIN

Boa

rd o

f Tru

stee

s su

spen

dsth

e pe

ndin

g su

spen

sion

of t

he IP

v6bo

otst

rap

phas

e pe

ndin

g fu

rther

disc

ussi

on b

y th

e B

oard

in c

onju

nctio

nw

ith th

e ot

her R

egio

nal I

nter

net

Reg

istri

es.”

•A

PN

IC, A

RIN

, RIP

E c

ontin

ue to

use

exis

ting

boot

stra

p po

licy

pend

ing

adop

tion

of n

ew p

olic

y

Pol

icy

Pro

posa

l: IP

v6 M

icro

-A

ssig

nmen

ts•

Ext

end

IPv4

mic

roal

loca

tion

polic

y to

IPv6

•P

olic

y w

ould

app

ly to

:–

publ

ic e

xcha

nge

poin

ts–

gTLD

s, c

cTLD

s, R

IRs,

and

ICA

NN

•N

ote:

not

rout

able

; use

ful f

or g

loba

l rea

chab

ility

?•

Req

uest

for a

ddre

ss v

ia o

ther

pol

icie

s al

low

ed•

Som

e lis

t dis

cuss

ion:

–W

hy n

ot u

se s

ite-lo

cal a

ddre

sses

?–

Wha

t is

bene

fit, i

f add

ress

is n

ot ro

utab

le?

(e.g

., fo

r gTL

Ds?

)

IPv6

Mic

ro-A

ssig

nmen

ts (c

ont.)

•R

IPE

will

giv

e /4

8 ad

dres

ses

for I

Xs.

•A

PN

IC a

gree

d to

mul

tiple

/64s

•P

ropo

sal f

or A

RIN

:–

Gra

nt m

icro

-ass

ignm

ents

for e

xcha

nges

–E

ither

/64

or /4

8s a

re fi

ne?

–O

nly

gran

t for

exc

hang

es, n

ot o

ther

use

s

Ope

n D

iscu

ssio

n•

Bas

ed o

n A

nne

Lord

’s p

ostin

g to

glo

bal-v

6m

ailin

g lis

t on

Oct

ober

25,

200

1

Bas

ic P

rinci

pal

•5

goal

s of

add

ress

pol

icy:

uni

quen

ess,

regi

stra

tion,

agg

rega

tion,

con

serv

atio

n,fa

irnes

s•

In IP

v4, a

ll sh

ould

be

kept

in b

alan

ce•

In IP

v6, h

ighe

r prio

rity

in a

ggre

gatio

n,lo

wer

in c

onse

rvat

ion

Initi

al A

lloca

tion

Crit

eria

•O

rgan

izat

ion

need

s to

fulfi

ll th

esu

bseq

uent

allo

catio

n cr

iteria

app

lied

to/3

6 le

vel.

Initi

al A

lloca

tion

Siz

e•

Opt

ion

1 (A

PN

IC c

onse

nsus

) Sho

rter p

refix

of

eith

er:

–S

low

sta

rt–

The

fixed

/32

as d

efau

lt, o

r–

Eva

luat

ion

of e

xist

ing

IPv4

infra

stru

ctur

e by

RIR

if la

rger

spa

ce n

eces

sary

(ie.

mor

e ca

nbe

allo

cate

d if

a ne

ed c

an b

ede

mon

stra

ted)

.•

Opt

ion

2 (D

ave

Pra

tt pr

opos

al):

–/2

8–

Not

e: /3

5 is

not

acc

epta

ble

sinc

e it

is n

ot p

ract

ical

by o

pera

tiona

l poi

nt o

f vie

w.

•K

eepi

ng 4

-bit

boun

dary

is h

ighl

y pr

efer

able

by

RIP

E c

omm

unity

, but

it is

jus

t pre

fera

ble

and

Sub

sequ

ent A

lloca

tion

Crit

eria

•O

ptio

n 1

(AP

NIC

con

sens

us):

–S

ubse

quen

t allo

catio

n is

allo

wed

whe

n a

certa

in H

D-

Rat

io u

tiliz

atio

n le

vel i

s re

ache

d. T

he v

alue

of H

D-

Rat

io to

app

ly m

ay b

e be

twee

n 0.

8-0.

85, w

hich

requ

ires

the

furth

er d

etai

led

stud

y to

fix

it.•

Opt

ion

2 (D

ave

Pra

tt pr

opos

al):

–S

impl

e 10

% u

tiliz

atio

n (H

D-R

atio

is c

ompl

icat

ed, a

nd10

% is

abo

ut a

mea

n va

lue

whe

n ta

king

HD

-Rat

io o

f0.

8.)

•N

ote:

AP

NIC

com

mun

ity a

nd R

IPE

com

mun

ityag

ree

to re

lax

the

crite

ria fr

om th

e cu

rren

t crit

eria

of 8

0% u

tiliz

atio

n.

Sub

sequ

ent A

lloca

tion

Siz

e•

Opt

ion

1 (A

PN

IC c

onse

nsus

): S

horte

r pre

fix o

fei

ther

;–

Pre

viou

s (n

-1)th

allo

catio

n si

ze m

inus

1 a

s de

faul

t(a

ny o

rgan

izat

ion

can

obta

in, a

t lea

st, o

ne b

it sh

orte

rpr

efix

if it

sat

isfie

s w

ith th

e H

D-R

atio

crit

eria

), or

–E

valu

atio

n of

two-

year

dem

ands

sub

mitt

ed to

RIR

ifla

rger

spa

ce n

eces

sary

•O

ptio

n 2

(Dav

e P

ratt

prop

osal

): be

twee

n 2

and

5bi

ts s

o as

to ra

ise

the

requ

est t

o th

e ne

xt 4

-bit

boun

dary

•N

ote:

Kee

ping

4-b

it bo

unda

ry is

hig

hly

pref

erab

le b

y R

IPE

com

mun

ity, b

ut it

is ju

stpr

efer

able

and

not

crit

ical

by

AP

NIC

com

mun

ity.

Sub

-Allo

catio

n: L

IR to

ISP

•LI

Rs

can

deci

de th

e al

loca

tion

crite

ria a

ndsi

ze fo

r the

ir cu

stom

er IS

Ps

but t

hey

mus

tre

port

sum

of a

ll /4

8s to

RIR

whe

n th

eym

ake

a su

bseq

uent

allo

catio

n ap

plic

atio

nfo

r eva

luat

ion

base

d on

the

subs

eque

ntal

loca

tion

crite

ria.

Ass

ignm

ent T

o S

ite/E

nd-u

sers

•D

epen

ding

on

situ

atio

ns, L

IRs

assi

gn /4

8,/6

4, o

r /12

8 to

end

-use

rs.

•R

IR/N

IR m

ust n

ot c

once

rn w

hat s

ize

isas

sign

ed, b

ecau

se it

is w

ithin

the

IETF

'ste

chni

cal b

ound

ary.

•If

end-

user

use

s up

thei

r /48

spa

ce a

ndne

eds

an a

dditi

onal

/48,

the

end-

user

isab

le to

requ

est a

noth

er. H

owev

er, t

here

ques

t will

be

proc

esse

d at

the

RIR

/NIR

leve

l, no

t by

LIR

.

Def

initi

on o

f “S

ite”

•A

“site

” is

iden

tifie

d as

ISP

-con

nect

ion

basi

s, i.

e., e

very

end

-use

r is

elig

ible

to g

eta

/48

whe

n th

ey m

ake

an IP

v6 c

onne

ctio

nw

ith IS

P re

gard

less

of o

rgan

izat

ion,

loca

tion,

etc

.•

HD

-Rat

io is

mea

sure

d by

the

num

ber o

f“s

ites”

with

/48

addr

ess.

Ass

ignm

ent T

o In

frast

ruct

ure

•IS

Ps

can

assi

gn u

p to

/48

per P

oP, w

hich

is re

gard

ed a

s ju

st o

ne a

ssig

nmen

t.

Dat

abas

e re

gist

ratio

n

•E

very

site

(/48

add

ress

pre

fix) s

houl

d be

regi

ster

ed in

dat

abas

e.•

Priv

acy

conc

ern

shou

ld b

e ta

ken

care

,e.

g., A

dmin

-con

tact

and

Tec

h-co

ntac

t are

subs

titut

ed b

y IS

P c

onta

cts.

Nex

t Ste

ps

•Fo

llow

-up

disc

ussi

ons

on g

loba

l-v6

list

•P

rodu

ce re

vise

d pr

opos

al:

–In

clud

es m

ore

deta

il–

Cle

arly

iden

tifie

s w

here

ther

e is

agr

eem

ent

–In

dica

tes

issu

es u

nder

dis

cuss

ion

Prop

osal

of n

ew IP

v6 A

ddre

ssPo

licy

- A

sia

Paci

fic C

onse

nsus

-

10/2

9/20

01Ta

kash

i Ara

noJP

NIC

/ A

sia

Glo

bal C

ross

ing

/IP

v6 P

rom

otio

n C

ounc

il of

Jap

an

Asi

a Pa

cific

Con

sens

us¨

Ther

e w

ere

two

inde

pend

ent p

ropo

sals

pres

ente

d at

the

APN

IC o

pen

polic

ym

eetin

g in

Aug

. 200

1.–

One

from

RIR

s–

One

from

JPN

IC a

nd Ja

pane

se c

omm

unity

¨Th

ese

two

prop

osal

s wer

e m

erge

d in

to o

ne¨

The

mer

ged

prop

osal

got

con

sens

us th

ere

and

will

be

pres

ente

d to

day.

Bac

kgro

und

¨Se

vera

l ISP

s in

Japa

n ha

ve a

lread

y st

arte

d IP

v6co

mm

erci

al se

rvic

es a

nd m

any

in Ja

pan

and

othe

rA

sian

cou

ntrie

s will

follo

w.

–O

ne se

rves

mor

e th

an 1

00 p

ayin

g cu

stom

ers.

¨C

urre

nt “

Prov

isio

nal I

Pv6

Polic

y” is

too

vagu

e fo

rth

em to

allo

cate

and

ass

ign

addr

ess t

o IS

Ps a

nden

d us

ers.

¨W

e ha

ve to

dev

elop

mor

e cl

ear a

nd c

ompl

ete

addr

ess p

olic

y A

SAP,

at l

east

for A

sia

Paci

ficre

gion

.

Bas

ic Id

ea¨

Follo

ws

idea

of t

radi

tiona

l IPv

4 ad

dres

s po

licy

–Sl

ow s

tart,

con

cept

of a

ddre

ss le

ase,

etc

.–

5 G

oals

•U

niqu

enes

s•

Reg

istra

tion

•A

ggre

gatio

n•

Con

serv

atio

n•

Fairn

ess

–M

utua

lly c

onfli

cted

goa

ls s

houl

d be

bal

ance

d

¨M

ain

diff

eren

ce in

IPv6

–Lo

wer

prio

rity

on c

onse

rvat

ion

–M

ore

prio

rity

on a

ggre

gatio

n

Sim

ple

Stud

y w

ith F

igur

es

¨So

me

roug

h es

timat

ion

to s

hare

an

idea

abou

t wha

t IPv

6 ad

dres

s sp

ace

is li

ke.

The

num

ber o

f ISP

s whi

ch c

an g

etin

depe

nden

t blo

cks

¨A

lloca

ting

2000

::/3

(FP=

001)

to–

Ass

umin

g H

D-R

atio

= 0

.8–

Cas

e 1

•U

nder

6.5

K c

usto

mer

ISP(

/32)

: 54

0M IS

Ps–

Cas

e 2

•50

M c

usto

mer

ISP(

/16)

: 40

96+

•60

0K c

usto

mer

ISP(

/24)

: 1M

+•

Und

er 6

.5K

cus

tom

er IS

P(/3

2): 1

30M

¨Pr

obab

ly a

lloca

ting

even

/3 se

ems t

o be

eno

ugh

for

the

num

ber o

f ind

epen

dent

Inte

rnet

con

nect

ivity

busi

ness

sect

ors.

The

num

ber o

f ext

erna

l rou

tes

¨C

ase

2 m

eans

that

we

will

hav

e 13

0M ro

utes

–W

hen

will

we

enco

unte

r suc

h si

tuat

ion?

–W

ill c

an fu

ture

rout

ers

hand

le s

uch

a nu

mbe

r of r

oute

s?–

No

one

know

s…..

¨Si

nce

each

AS

hold

er a

nnou

nces

at l

east

one

rout

e,it

wou

ld b

e be

tter t

o al

loca

te a

s le

ss b

lock

s as

poss

ible

per

an

AS

hold

er.

•10

K A

S t

imes

(ave

rage

) 2.0

pre

fixes

/AS

= 20

Kpr

efix

es•

100K

AS

tim

es (

aver

age)

3.0

pre

fixes

/AS

= 30

0Kpr

efix

es¨

Not

es: p

unch

ing

hole

s of

/48

etc

wou

ld h

eavi

lyaf

fect

the

num

ber o

f ext

erna

l rou

tes,

if h

appe

ned

IPv6

Pol

icy

in th

is p

ropo

sal

¨W

e w

ill e

xam

ine

mai

n po

ints

in th

e Pr

ovis

iona

lPo

licy.

•Ph

iloso

phy

of IP

add

ress

pol

icy

•IP

v6 o

pera

tion

expe

rienc

e in

AP

regi

on•

Rea

l bot

tom

-up

prop

osal

¨Ite

ms

in th

e Pr

opos

al–

Initi

al a

lloca

tion

–Su

bseq

uent

allo

catio

n–

LIR

-to-I

SP a

lloca

tion

–A

ssig

nmen

t–

DB

regi

stra

tion

Initi

al A

lloca

tion

Crit

eria

¨C

urre

nt P

rovi

sion

al c

riter

ia–

3 pe

erin

g, …

.etc

.¨

Prop

osed

crit

eria

–Ju

stifi

catio

n of

/36

•A

t HD

-Rat

io 0

.8 (=

18.

9% o

f /36

), th

is is

776

site

s.

¨D

iscu

ssio

n–

Entry

bar

rier s

houl

d be

low

ered

.

Initi

al a

lloca

tion

size

¨C

urre

nt P

rovi

sion

al p

olic

y–

/35

out o

f res

erve

d /2

9¨

Prop

osed

pol

icy

–S0

=Sho

rter(

eval

(v4i

nfra

), /3

2)¨

Dis

cuss

ion

–It

will

be

reas

onab

le to

take

IPv4

’s e

xper

ienc

e in

toac

coun

t for

sol

ving

the

dile

mm

a be

twee

n pr

even

ting

frag

men

tatio

n an

d sa

ving

add

ress

es.

–/3

5 is

too

smal

l for

ISP

whi

ch w

ill s

tart

real

ser

vice

s. It

can

only

ser

ves

8192

cus

tom

ers,

whi

le /2

9 is

too

big.

–/3

5 pr

even

ts a

ggre

gatio

n in

inte

rnal

rout

es.

–/2

9 w

ill b

e re

serv

ed fo

r exi

stin

g sT

LA?

Subs

eque

nt A

lloca

tion

¨C

urre

nt P

rovi

sion

al p

olic

y–

Crit

eria

: 80%

–Si

ze: N

ot d

efin

ed¨

Prop

osed

Crit

eria

HD

Rat

io =

0.8

0-0.

85B

ased

on

the

num

ber o

f “si

tes”

with

/48

¨Pr

opos

ed S

ize

Sn =

shor

ter(

Sn-1

-1, e

val2

(2-y

ear-

req)

)¨

Dis

cuss

ion

–80

% c

ause

s add

ress

frag

men

tatio

n in

IGP.

LIR

-to-I

SP¨

No

requ

irem

ents

¨LI

R c

an d

ecid

e th

e cr

iteria

and

the

size

,¨

But

they

mus

t rep

ort s

um o

f all

/48s

to R

IRw

hen

they

com

e ba

ck to

RIR

in e

valu

atio

nof

nor

mal

HD

-rat

io.

Ass

ignm

ent(I

)

¨W

hich

sho

uld

be a

ssig

ned,

/48,

/64,

/128

?–

It’s

with

in th

e IE

TF b

ound

ary.

–U

pper

laye

r’s

regi

strie

s m

ust n

ot c

once

rn w

hich

size

LIR

s/IS

Ps a

ssig

n to

end

-use

rs.

¨M

ultip

le /4

8s–

If e

nd u

sers

use

up

/48

and

need

mor

e, th

ey c

anre

ques

t an

addi

tiona

l /48

with

just

ifica

tion.

–Th

is re

ques

t will

be

proc

esse

d in

the

RIR

/NIR

leve

l.

Ass

ignm

ent(I

I)¨

Def

initi

on o

f “si

te”

–IS

P-co

nnec

tion

basi

s, i.e

. eve

ry e

nd u

ser c

an g

et a

/48

whe

n th

ey g

et a

n IP

v6 c

onne

ctio

n fr

om IS

P,re

gard

less

of o

rgan

izat

ion,

loca

tion,

etc

.–

Dis

cuss

ion

•O

rgan

izat

ion

basi

s is n

ot p

ract

ical

.•

ISP-

conn

ectio

n ba

sis i

s eas

y to

ope

rate

, und

er th

eco

nditi

on c

onse

rvat

ion

is le

ss im

porta

nt.

¨A

ssig

nmen

t to

Infr

astru

ctur

e–

Bas

ical

ly u

p to

/48

per a

PoP

(reg

arde

d as

just

one

assi

gnm

ent)

–O

ffice

use

can

be

rega

rded

sepa

rate

ly.

DB

Reg

istra

tion

¨Ev

ery

/48

shou

ld b

e re

gist

ered

.¨

Priv

acy

conc

erns

sho

uld

be c

over

ed–

Ex: A

dmin

-c a

nd te

ch-c

of h

ome

resi

dent

ial

user

s ca

n be

sub

stitu

ted

by IS

P co

ntac

ts.

¨D

etai

ls: T

BD

Mis

cella

neou

s

¨Ef

fect

ive

for a

t mos

t 3 y

ears

¨Th

e po

licy

will

be

revi

ewed

and

revi

sed

whe

neve

r nec

essa

ry.