Ipv6 and Loess Highlands

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9 Δεκ 2013 (πριν από 3 χρόνια και 6 μήνες)

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Ipv6 and Loess Highlands
Project in China

Juncai Ma*, Shoji Hatano*,
Yoshihiro Ichiyanagi* and Loess
Highlands Project


*BioGrid.cn Project and Information
Network Center, Institute of Microbiology,
Chinese Academy of Sciences

On Jan. 29
th
, 2004 at 17th APAN
Meetings/Jt Techs Workshop, Honolulu,
Hawaii, USA


Wind
-
blown sand
in Beijing

Desertification around
Loess Highlands

in Seoul (Korea)

in Fukuoka(Japan)

Loess Highlands

Father Zhu and his colleagues are very
successful by folkway forestation

Septic tank system

Computer
-
aided
soil reformation

Field servers

Products with logs in Web

IPv6/GRID

Networking

Forestation by traditional
folk societies

Fertilizer

Fertilizer

Agricultural products

Dedication

Environmental
improvement

Temple

Town

Forestation

Fields

IT agriculture

CREC model
-

reengineering of traditional
cultural cyclic system by high technologies

Culture

Lives,
Production

High
-
techs

CREC

=
C
enter for
R
ecovery of
E
cology and
C
ulture in
Yulin College, Yulin, Shaanxi in Loess Highlands.

Problems in Networking in
Loess Highlands


Few global IP addresses in countryside.


-
> IPv6


Connection between IPv6 networks.


-
> IPv6 on 6
-
to
-
4 on openvpn on IPv4


How authenticate servers and clients.


-
> Grid Computing with GLOBUS Security


Infrastructure

Connection of IPv6 local networks

Some routers cannot
transfer 6to4 packets

No IPv6 lines

IPv6

6to4

6to4 over
openvpn

IPv6

6to4

6to4 over
openvpn

Beijing

Loess Highlands

IPv6 ppp over
IPv4 TCP/IP

IPv6 ppp over
IPv4 TCP/IP

Authentication by GLOBUS
Security Infrastructure (GSI)

Certification Agent (CA)

Server Certification

User Certification

User can access by
certification of the same CA

Setup

GLOBUS
client

GLOBUS
server

Server Certification

Server Certification

Server Certification

Server Certification

User Certification

User Certification

Proxy server for data
transfer and authentication

Server Certification

Server Certification

Server Certification

Server Certification

We cannot install
GLOBUS to field
servers and cameras.


Normal position of certification files


/etc/grid
-
security/



Position of certification files for field servers


/server
-
A/etc/grid
-
security/


/server
-
B/etc/grid
-
security/


/server
-
C/etc/grid
-
security/


…….



Switch of certificates by chroot command


/server
-
A/etc/grid
-
security/



chroot /server
-
A



is accessed as if it were in
/etc/grid
-
security/

Switch certificates by
chroot command

A’s Server
Certification

IP for
server A
accessed

B’s Server
Certification

IP for
server B
accessed

Transferred
A’s data

Transferred
B’s data

Proxy server

Data is retrieved by
Grid
-
FTP in IPv6

Current status of the IPv6 networks

Filed server

Camera server

Proxy server
6to4, openvpn
gateway

6to4, openvpn
gateway

Certificated
clients

Certificated
clients

To the world

KDD open
6to4 router
in Japan

Loess Highlands

(Yulin, Shaanxi)

IM
-
CAS,

Beijing

Osaka

U.,
Japan

ADSL

Future Plan



Introduction of Metbroker.



Monitoring of septic tank system.



Locate field servers in forestation fields.



Design and localization of forestation
and agriculture logging system.



Locate camera servers in temples for
culture promotion.


Loess Highlands Project

Yalin Liu, Furen Kang, Haijian Ai, Xionghua Wei, Xuelin He

from Yulin College,
Shaanxi (
Localization
)

Father Xubi Zhu

(
The holder of Greening Prize in China
) and
Civilian Greening
Network

(
Folkway forestation and preservation of traditional culture
)

Yoko Fukao

from Tianjin Japan
-
China Graduate School / Osaka University of Foreign
Studies, Japan (
Fieldwork
)

Ayumu Yasutomi

from Tokyo University, Japan (
Fieldwork
)

Juncai Ma, Shoji Hatano, Yoshihiro Ichiyanagi

from BioGrid.cn Project, Network
Information Center, Institute of Microbiology, Chinese Academy of Sciences (
IPv6
networking and development of proxy server
)

Hiroyuki Fujimori

from DGC Institute Ltd. and Future Farmers Group, Japan (
IT
agriculture
).

Hongyu Shi, Shogo Fujii, Susumu Date, Shinji Shimojo

from Biogrid project,
Osaka University, Japan (
Development of IPv6 GLOBUS and IPv6 Grid
-
FTP
)

Takaharu Kameoka

from Mie University, Japan (
Field servers, sensors for septic tank
system
)

Masayuki Hirafuji

from National Agriculture Research Center, Japan (
Field servers
)

Aoki Electric Co. Ltd.
, Japan (
Septic tank system
)

Kazunari Yokoyama
from Hokkaido Agriculture Research Center, Japan (
Computer
-
aided

soil reformation , IT Agriculture
)

Demonstration

http://crec.biogrid.cn/fs

http://yulin
-
nc
-
cam2.biogrid.cn

http://yulin
-
nc
-
fs1.biogrid.cn


Data collected through IPv6 GLOBUS are presented
in a html page in a server in Beijing.


Camera server monitoring septic plant in Yulin College,
Shaanxi (IPv6 only)


Field server monitoring experimental field in Yulin
College, Shaanxi (IPv6 only)

http://crec.biogrid.cn/fs


Data is collected
through IPv6 Grid
-
FTP from Loess
Highland to Beijing.


Renewal every 5
minutes.


The specimen is
demonstrated on Jan.
28
th

16:20 CST 2004.


Monitoring the
septic plant by a
LAN camera.

Please scroll down
the page.


Monitoring
temperature of
experimental field by
field server.


17 degree Celsius.

Please scroll down
the page.


Monitoring the
network speed from
Loess Highlands to
Beijing.


43.13 KB/s with IPv6
over 6
-
to
-
4 over
openvpn.


48.45 KB/s with
openvpn.


53.26 KB/s with IPv4.


ca 20% overhead by
IPv6.