|
而日本JPNIC於今年3月底發表IPv4位址枯竭的報告並於七月底發表該報告的英文版[註一]。藉由彙整各國網際網路專家學者所進行的資料,來瞭解目前IPv4位址核發狀態,及提供如何因應之道。
在此報告中,JPNIC列舉出APNIC的Geoff Huston及Cisco的Tony Hain於各個時間點的相關預測,如之下表,預估大概在2012年時IANA將無IPv4位址可發,而全球各區域網路資訊中心也將於2013年時IPv4位址將核發完畢。
Document |
Issued |
Author |
Characteristics |
LANA
pool |
RIR
pool |
BGP |
The ISP Column
(How long have we got?) |
Jul.
2003 |
Geoff
Huston |
- Estimated using trends over the last 10 years
- Considering advertised routes |
2021 |
2022 |
2029 |
| IPv4 Address Report (Poaroo) |
Dec.28
2005
(*1) |
Geoff
Huston |
- Estimated using trends over the last 10 years
- Considering advertised routes |
Jan
2013
(*) |
Jan
2016
(*) |
Aug.
2022 |
Internet Protocol Journal
(A Pragmatic Report on IPv4 Address Space Consumption) |
Sep.
2005 |
Tony
Hain |
- Estimated using trends over the last 5 years |
2009 --- 2016 |
|
| The ISP Column (Numerology) |
Nov.
2005 |
Geoff
Huston |
- Estimated using trends over the last 3 years
- Considering advertised routes |
Jan.24
2012 |
Mar.
23
2013 |
Jan.16
2027 |
|
JPNIC在此報告中提出正視此問題的產生,並建議位址核發單位加強IPv4位址的管理及ISP加速導入IPv6位址網路,以減少因應IPv4位址枯竭所造成的衝擊。
[註一] JPNIC之 IPv4位址枯竭的報告英文版,請參考
http://www.nic.ad.jp/en/research/IPv4exhaustion_trans-pub.pdf
|