ᄔा
ᄔा
ᄔा
ᄔा
ΠঁШжޑᆛሞᆛၡ೯ૻڐۓಃϤހ IPv6วࡋόӵڋۓਔ໔זೲǴᗨฅࢌ
٤ϯޑᆛၡౢࠔς໒ۈᄌᄌЍජ IPv6 ڐۓύޑфૈǴࠅۈಖคݤֹӄڗжҞޑ ᆛሞᆛၡ೯ૻڐۓಃѤހIPv4Ǵӧڗж ޑၸำύǴѸԵቾҞ܌Ԗޑᆛሞᆛၡ٬
ҔޣǴ܌а IPv4Ϸ IPv6ٿᅿᆛၡޑ่ӝ٬
ҔǴࢂ࣬ख़ाЪѸ໒ۈჴՉޑǴӧҁी
ฝύǴךॺගр่ӝᆛၡՏ֟ᙯඤמೌϐ ໘ቫԄᙅଌБԄа่ӝ IPv4/IPv6 ᆛၡǴӕ ਔׯ๓tunneling࠾းਏૈϐୢᚒᆶ NAT-PT
IPՏ֟ϐୢᚒǶ
ᜢᗖຒǺIPv4, IPv6, ᆛၡՏ֟ᙯඤ
I. قᄤࣴزҞޑقᄤࣴزҞޑقᄤࣴزҞޑقᄤࣴزҞޑ
ΠঁШжޑᆛሞᆛၡ೯ૻڐۓಃϤހ IPv6 [1] ςڋۓΑࢤࡐߏޑਔ໔ǴӧIPv6 ڐۓύǴନΑ߄ᓐᆛၡՏ֟ߏࡋޑቚуа ѦǴᗋԖӭфૈޑঅׯϷǴՠࢂ
IPv6ޑวࡋࠅόӵڋۓਔ໔זೲǴᗨ ฅࢌ٤ϯޑᆛၡౢࠔς໒ۈᄌᄌЍජ IPv6ڐۓύޑфૈǴࠅۈಖคݤֹӄڗжҞ
ޑᆛሞᆛၡ೯ૻڐۓಃѤހIPv4Ƕӧ
ڗжޑၸำύǴѸԵቾҞ܌Ԗޑᆛሞᆛ ၡ٬ҔޣǴ܌а IPv4Ϸ IPv6ٿᅿᆛၡޑ่
ӝ٬ҔǴࢂ࣬ख़ाЪѸ໒ۈჴՉޑǶ ӧ܌Ԗӝ IPv4 Ϸ IPv6 ᆛၡޑБਢ ύǴёϩࣁٿᅿᜪࠠǺNAT-PT (Network Address Translator – Protocol Translator) [2-6]
tunneling [7-11]Ǵа೭ٿᅿמೌࣁ୷ᘵԶว
рӭޑӝБݤǶӧ NAT-PT ޑБݤ ύǴՉ IPv4 Ϸ IPv6 ٿᅿ߄ᓐ (header) ޑᙯඤǴځύനЬाޑׯᡂǴࢂаߏࡋࣁ
16-byte ޑ IPv6 Տ֟ڗжߏࡋࣁ 4-byte ޑ IPv4Տ֟Ƕ
ӧtunnelingޑБݤύǴࢂӧၗޑᆄ
ӕਔᏱԖٿᅿ߄ᓐǴϣ߄ᓐҔܭჴሞௗԏ ᆶଌᆄޑՏ֟ᒣǴѦ߄ᓐҔܭᆛၡ႔
ၰᏔϷၡҗᏔޑᙅଌǴٯӵวଌᆄೀᆶௗԏ ᆄࣣՏܭIPv6ᆛၡύǴ߾ଌ࠾х೯ၸIPv4 ᆛ ၡ ਔ Ǵ Ѧ ߄ ᓐ ࣁ IPv4Ǵ ϣ ߄ ᓐ ࣁ IPv6ǴനࡕҗΕҞޑᆄIPv6ᆛၡޑ႔ၰᏔ
(gateway) ॄೢܨှѦ߄ᓐǴஒϣቫ࠾х֖
ϣ߄ᓐଌډIPv6ᆛၡύǴ܈җௗԏᆄԾՉ ܨှѦ߄ᓐǶӧtunnelingޑБݤύǴӢ࠾
းٿ߄ᓐǴ܌аᆛၡᓎቨ٬ҔౣڙቹៜǴӢ ԜӧҞ IPv4 ᆛၡ٬Ҕޣᓎቨሡཇٰཇ εޑݩΠǴ٬ҔtunnelingޑБԄܰቚу ᆛၡॄၩǶ
ӧNAT-PTޑБݤύǴNAT-PT՛ܺᏔሡ
ाࡌIPv4 address poolٰϩଛIPv4Տ֟๏
IPv6ЬᐒǴࣁIPv6ЬᐒኩਔޑIPv4Տ֟ǹ
IPv6ᆛၡВᅌԋߏǴNAT-PT൩ሡाཇٰ
ཇӭޑ IPv4Տ֟ϩଛ๏ IPv6ЬᐒǴஒԋ IPv4Տ֟׳זೲޑୢᚒǴӢԜǴࣴزό ሡा٬ҔIPv4 address pool่ӝIPv4/IPv6ᆛ ၡࢂ࣬ख़ाޑǶ
ӧҁीฝύǴךॺගр่ӝᆛၡՏ֟
ᙯ ඤ מ ೌ ϐ ໘ ቫ Ԅ ᙅ ଌ Б Ԅ а ่ ӝ IPv4/IPv6 ᆛၡǶҁБݤӕਔׯ๓ tunneling
࠾းਏૈϐୢᚒᆶNAT-PTIPՏ֟ϐୢ
ᚒǶҁൔӧಃIIஒϟಏၸѐᏢޣ܌ගр
่ӝIPv4/IPv6ᆛၡϐ࣬ᜢࣴزǴಃIII௶
ॊךॺ܌ගрϐှ،БݤǴಃIVࣁ่ፕǴ
ಃVࣁԋ݀ԾຑǶ
II. ЎЎЎЎ
ӧ IPv6ᆛၡวၸำύǴςԖӭೱ
ௗ IPv4Ϸ IPv6ᆛၡޑБݤගрǴځύх
ࡴӭख़ाޑמೌǵБݤϷϡҹǺ A. Dual Stack host
ӵკ1܌ҢǴDual Stack hostࡰӕਔᏱԖ IPv4ϷIPv6 ٿᅿόӕޑprotocol stackޑЬ ᐒǴගٮ IPv4ᆶ IPv6ֹޑЍජ܄Ǵૈ
ೀٰԾ IPv4/IPv6 ٿᅿᆛၡޑ࠾хޑЬ
ᐒǶԖᜢܭDual Stack host ӧIETF܌ڋۓ
ޑRFC 1933 [12]ЎҹύԖ׳၁ಒޑᇥܴǶӧ
ҞᆛሞᆛၡᕉნΠǴӕਔೱௗIPv4ϷIPv6 ٿᅿᆛၡޑݤǴаঁձཥቚჴᡏᆛၡьϷ Ӽးٿᅿprotocol stackϐ೬ᡏࣁЬǴՠा
܌Ԗགྷೱௗ IPv4/IPv6 ᆛၡޣࣣཥቚᆛၡь ϷӼးཥ೬ᡏࢂᕷᅥၨᜤჴޑǶ
IPv6 network IPv4 network
Application
IPv4 Stack
IPv6 Stack Transport Layer
network Interface network
Interface
1. Dual Stack host
B. Bump-In-the-Stack
ЬᐒՏܭ IPv6ޑᆛၡύЪᔈҔำԄѝ Ѝ ජ IPv4 ਔ Ǵ Ь ᐒ ё ٬ Ҕ BIS( Bump-In-the-Stack )БݤᆶځѬIPv6ᆛ ၡύޑЬᐒೱጕǴӵკ2܌ҢǴBIS [13] ޑ БݤёᡣѝЍජ IPv4 ޑᔈҔำԄૈᆶ IPv6 ᆛၡύޑЬᐒೱጕǹ२ӃӧBISЬᐒύǴѝ ЍජIPv4ޑᔈҔำԄଌрၗǴЬᐒύޑ extension name resolverӃֹԋDNS၌
բǴڗளҞޑᆄޑIPv6Տ֟Ǵӆҗaddress
mapper ϩଛঁኩਔޑ IPv4 Տ֟ჹࢀԿҞ
ޑᆄϐ IPv6 Տ֟Ǵ٠ஒჹࢀϐᜢ߯ᓯӸԿ address mapperǴനࡕӧᔈҔำԄ٩ྣჹࢀ
ᜢ߯ଌၗǴҗtranslatorஒচӃϐ߄ᓐᙯ ඤࣁIPv6߄ᓐǶ
IPv4 applications
extension name resolver
address mapper
translator IPv6 Network card drivers
Network cards TCP/IPv4
2. BIS
.
C. 6to4 tunneling
6to4 tunnelingޑݤ [14] ࢂஒ IPv6ޑ
࠾х࠾းӧќ IPv4߄ᓐϐΠǴа IPv4߄ ᓐᙅଌբа೯ၸIPv4ޑᆛၡǴനࡕҗၡ җᏔܨှѦIPv4߄ᓐǵௗԏIPv6ϐ࠾хǴ
܈җௗԏᆄҁيֹԋܨှѦ߄ᓐϷௗԏǴ วଌᆄሡࣁDual Stack host٠Ԗtunnel࠾း
ϷଌޑૈΚǶ
IPv6 network
IPv6 network
Dual Stack host
Dual Stack host
IPv4 network
3. 6to4 tunneling
.
D. Bi-Directional-NAT-PT
Network Address Translation Protocol Translation(NAT-PT)ςIETFڋुࣁྗЎ ҹǴBi-Directional-NAT-PTࣁNAT-PTύIPv4 ЬᐒೱጕԿ IPv6 Ьᐒޑှ،БਢǹIPv4 Ь ᐒՏܭIPv4ᆛၡΠǴIPv6ЬᐒՏܭIPv6ᆛ ၡΠǴIPv4ЬᐒDNS-ALG(Domain Name Server Application Layer Gateway) [15] Ь
ೱጕԿIPv6ЬᐒǴӵკ4܌ҢǶ
IPv6 network IPv4
network
NAT-PT server
DNS-ALG
4. NAT-PT
.
ӧ IPv4 ЬᐒଌၗǴѸҗ DNS ࢬำӃڗள IPv6 ҞޑᆄᆛၡՏ֟ǴIPv4 Ь ᐒวрϐDNS queryаtype A record [16]
၌ѝૈӣIPv4Տ֟ǴѸҗDNS-ALGᙯ
ࣁё၌ IPv6 Տ֟ϐ type A6 ܈ AAAA
record [17]Ǵ٠ᙯଌԿIPv6ᆛၡϐDNSǴࢬ ำკҢܭკ 5Ƕ
IPv 4 source host
DNS-ALG
IPv 6 DNS NAT-PT server
DNS query Modify type A record
to type A6 record
DNS query
1 2
3
5. Bi-Directional-NAT-PT DNS query.
DNS response வ IPv6 ᆛၡଌӣԿ NAT-PT՛ܺᏔǴNAT-PTԏډDNS response ࡕǴவNAT-PTЬᐒύޑIPv4 address pool ύᒧঁኩਔޑ IPv4 Տ֟ǴჹࢀԿ DNS responseӣޑҞޑᆄIPv6Տ֟ǹDNS-ALG
ஒ DNS response ૻ৲ύޑ type A6 ܈ AAAA recordׯӣёж߄IPv4Տ֟ޑtype A
recordǴ٠ஒҞޑᆄՏ֟ׯࣁࣁ NAT-PT வ
poolύᒧۓޑIPv4Տ֟ǴനࡕNAT-PTஒኩ ਔϐ IPv4ᆶҞޑᆄϐ IPv6Տ֟ϐჹࢀᜢ߯
ᓯӸӧNAT-PTǴࢬำკҢܭკ6Ƕ
DNS-ALG Type A6 record
with IPv6 dest addr
NAT-PT server
DNS response
DNS response NAT-PT server assign
a temp IPv4 addr
Type A record with temp IPv4 addr IPv4 network
IPv6 network
1 2
3
6.DNS response .
ӵკ7܌ҢǴIPv4วଌᆄаNAT-PTᒧ ۓ ϐ ኩ ਔ IPv4 Տ ֟ ࣁ Ҟ ޑ ᆄ Ǵ ଌԿ NAT-PT՛ܺᏔǴӆҗNAT-PT՛ܺᏔ٩ჹࢀ
ᜢ߯ǴஒҞޑᆄՏ֟җᒧۓޑኩਔIPv4Տ֟
ׯࣁჴޑҞޑᆄ IPv6Տ֟Ǵ٠ஒ IPv4߄
ᓐᙯඤࣁ IPv6߄ᓐଌԿ IPv6ᆛၡֹԋ
ଌǴӣଌࢬำNAT-PTՏIPv6Տ֟ϸӛᙯඤǶ
Temp/Dest mapping entries
NAT-PT Server IPv4 source host
IPv 6 dest host
Transfer headers
1 2
3 4
7. Bi-Directional-NAT-PT
.
III. ࣴزБݤࣴزБݤࣴزБݤࣴزБݤǺ໘ቫԄᙅଌБԄǺ໘ቫԄᙅଌБԄǺ໘ቫԄᙅଌБԄǺ໘ቫԄᙅଌБԄ ໘ቫԄᙅଌБԄᢀۺٰԾϐ IPv4 ᆛၡᢀۺǴӵკ8܌ҢǴӕsubnetϐٰྍ
ᆄᆶҞޑᆄǴځᙅଌࢂᙖҗ bridge ܈ L2 switch܌ֹԋǶԶόӕsubnetϐٰྍᆄᆶҞ ޑᆄሡᙖҗrouter܈L3 switch܌ֹԋǶӧԵ ቾIPv4ᆶIPv6ᆛၡೱௗਔǴሡᙖҗIPv4/IPv6
Gateway ϐڐշаᙅଌ࠾хǴόӕ໘ቫϐᙅ
ଌǴځЬाᙅଌഢόӕǶ
Router/L3 switch
Bridge/L2 switch
host
8. IPv4 .
ӧ໘ቫԄޑᙅଌᢀۺύǴךॺวډӕ
subnetϐᙅଌǴbridge/L2 switchҁيޑ
ीམଛARP೯ૻڐۓջёᇸܰၲԋǶԶӧၠ
subnet ϐᙅଌǴᗺሡᙖҗΓπۓ
܈ DHCP ೯ ૻ ڐ ۓۓ ځႣ ႔ ၰ Ꮤ (default gateway)Ǵ࠾хӧLayer2ϐ߄ᓐ
ҢႣ ႔ ၰ Ꮤ ϐ Layer2 MAC Տ ֟ Ǵ bridge/L2 switchஒ࠾хᙯଌԿႣ႔ၰᏔǴ ӆᙯଌԿҞޑӦǶ
IPv4 Router /L3
switch IPv4
Bridge/L2 switch IPv4
host
IPv6 Router/L3
switch IPv6 Bridge/L2
switch IPv6
host IPv4/IPv6
Gateway
9.
IPv4/IPv6 .
ӵკ9܌ҢǴךॺஒၠᆛၡޑ໘ቫᢀۺ ᔈҔӧIPv4ϷIPv6ᆛၡޑ่ӝǴаIPv4/IPv6 Gateway ೱௗ IPv4 Ϸ IPv6 ᆛၡǴሡाၠᆛ ၡ ଌ ޑ ࠾ х Ǵ ஒ ᙯ ଌԿ IPv4/IPv6 GatewayǴҗIPv4/IPv6 Gatewayࡌҥೕ߾٠ ᙯඤ߄ᓐଌϐǴԜᢀۺѸှ،ޑୢᚒ
ࣁ IPv4/IPv6 Gateway ϐ Տ֟ૻ৲ӵՖև
Ǵ٬ IP ࠾хૈ҅ዴޑᙅଌԿ IPv4/IPv6
GatewayǶ٩ᆛሞᆛၡᙅଌϐБԄǴIPv4 ࠾
хϐҞޑӦሡࣁ IPv4/IPv6 Gateway ϐՏ
֟Ǵඤѡ၉ᇥǴᔈҔำԄࡌҥೱጕǴऩว
ќᆄՏܭ IPv6 ᆛၡϣਔǴѸӧ IPv4
࠾хϐҞޑӦឯՏۓࣁIPv4/IPv6 Gateway ϐՏ֟ǶӢԜǴIPv4/IPv6 Gateway ϐ IPv4 ϐՏ֟ѸᙖҗΓπۓ܈DHCPۓϐǴ ൩ӵӕdefault gatewayϐۓǶճҔ DNS ၌ډҞޑᆄՏ֟ࣁ IPv6 Տ֟ਔǴ൩ ஒҞޑӦϐՏ֟ӃۓࣁIPv4/IPv6 Gateway ϐՏ֟Ǵ٠ᒥൻ໘ቫԄᙅଌޑБԄǺ (1) ճҔARP೯ૻڐۓǴஒL2ϐҞޑӦMAC
Տ֟ۓԋ default gateway ϐ MAC Տ
֟Ǵ࠾хӢԜҗbridge/L2 switchᙅଌԿ default gatewayǶ
(2) Default gateway ԏډ࠾хࡕǴ٩ҞޑӦ
(IPv4/IPv6 Gateway) IPv4 Տ֟ǴᙅଌԿ IPv4/IPv6 GatewayǶ
(3) IPv4/IPv6 Gateway ԏډ࠾хࡕǴ٩ࡕॊ
ϐБԄᙯඤIPv4߄ᓐᆶIPv6߄ᓐǴஒ࠾
хᙅଌԿIPv6ЬᐒǶ
़ғрٰϐୢᚒࣁᡯ(3)ϐ IPv4 ߄ᓐ ᆶ IPv6߄ᓐᙯඤϐҞޑӦ IPv6ϐՏ֟ӵՖ ߄Ң?җܭ IPv4ᆶ IPv6 ٿހҁϐIP Տ֟Տ ϡኧᆶԄόӕǴ܌аӧIPv4/IPv6 Gateway ύሡԖӝϐᐒڋٰჹᔈǶа Tunneling БԄࣁЬϐБݤǴஒ IPv4߄ᓐᆶ IPv6߄ᓐ ӕ ਔߕӧ ଌ ϐ ࠾ х Ǵ ܌ а IPv4/IPv6
Gateway ॄೢჹᔈޑᙯඤπբǴځЬाޑ
લᗺࢂ࠾းਏၨৡǶа NAT-PT ࣁЬޑБ ݤࢂӧ IPv4/IPv6 Gateway ύౢғᖏਔჹᔈ ߄ǴஒԋIPՏ֟εໆǶ
ӧNAT-PTࢎᄬύǴIPv4/IPv6 Gateway Ѹࡌ IPv4 address pool аӸܫ IPv4 Տ
֟ǴωૈֹԋIPv4Տ֟ޑϩଛǴ٠ࡌҥჹࢀ
ᜢ߯߄Կ IPv6ҞޑᆄՏ֟Ǵᒿ IPv6ᆛၡ ޑԋߏǴஒԖཇٰཇӭޑIPv4Տ֟Ѹϩ ଛ๏ IPv6ࣁኩਔ܄ޑՏ֟ǴԖ IPv4Տ
֟όىޑୢᚒวғǹԶIPv4วଌᆄଌрDNS query ڗளኩ ਔ IPv4 Ҟ ޑ ᆄ Տ ֟ Ǵ Ъ җ NAT-PTࡌҥIPv4ኩਔՏ֟ᆶIPv6ҞޑᆄՏ
֟ჹࢀᜢ߯ǴѸӧଌၗֹԋǴคݤ
ᄊࡌҥǶ
ࣁှ،࠾းਏᆶ IP Տ֟ϐёૈ
ୢᚒǴךॺ௦ҔIP optionϐБԄٰуຏIPv6 Տ֟ܭIPv4߄ᓐύǶ
IPv4/IPv6 Gatewayԏډ࠾хࡕǴஒӃᔠ
߄ᓐϐԄǴࢂցх֖optionឯՏ٠ࣁ
ঁӝݤޑIPv6ᆛၡՏ֟Ǵऩᔠ҅ዴคᇤǴ ӵკ10 ܌ҢǴIPv4/IPv6 Gateway٩ᙯඤೕ
߾ [5] ֹԋᙯඤำׇǴஒࡌҥཥޑ IPv6 ߄ ᓐڗжচҁޑIPv4߄ᓐǹԜ NATϐբ ᔈҔܭ܌ԖIPv4ЬᐒǴ܌аࣁᗉխٰԾځ Ѭ IPv4 Ьᐒޑٰྍ୵࣬ӕԋคݤᒣǴ IPv4/IPv6 Gatewayख़ཥᒧٰྍ୵Ǵӵკ11
܌ҢǴࡌҥჹࢀᜢ߯ᓯӸϐǹIPv6ᆛၡӣଌ
IPv4ᆛၡޑၗǴIPv4/IPv6 Gatewayஒ٩ࡽ
Ԗჹࢀᜢ߯߄ᙯඤၗǶ
IPv6ឯՏ IPv6ឯՏ༤Εॶ
Version 6
Traffic Class ӕIPv4߄ᓐTOSឯՏ ॶ
Flow Label 0
Payload Length
IPv4ᕴߏࡋឯՏ෧ IPv4߄ᓐߏࡋ Next Header ӕIPv4߄ᓐNext
HeaderឯՏॶ Hop Limit ӕIPv4߄ᓐTTLឯՏ
ॶ
Source Address IPv4/IPv6 Gateway IPv6 address Destination
Address
Destination IPv6 Address
10. IPv4IPv6()
Source port within IPv4 Network
Destination port within IPv4 network
IPv4 address of IPv4 host
Source port within IPv6 network
11. IPv4/IPv6 Gateway
.
IP v4 src ho st
IP v4/IP v 6 G atew ay
D N S server in IP v 6 netw ork
IP v 6 de st host D N S q uery
(A ) D N S que ry
(A 6 ) D N S R e sp onse
(A 6) D N S
re spon se (A 6)
D a ta
D N S qu ery (A 6 ) D N S R esp onse
(A 6) L oc al D N S
serv er in IP v4 netw ork
12. IPv4/IPv6 Gateway
DNS-ALG
ӵკ12܌ҢǴDNS-ALGࢬำӝԿך ॺޑБݤύǴ٬ҔޣଌрDNS queryਔǴ IPv4 DNS serverว܌၌ϐЬᐒՏܭIPv6
ᆛၡϣǴӢԜճҔॊБݤǴၸIPv4/IPv6 GatewayଌDNS queryԿIPv6ᆛၡϐDNS serverǶԶӧIPv6ᆛၡϐDNS serverӣ ᔈϐDNS query replyځIPv6ЬᐒՏ֟type
ࣁA6/AAAA recordǴԶӣଌϐDNS replyૻ
৲ΨёൻॊᡯӣᔈǴӵԜวଌᆄΨёௗ
ڙ٬ҔޣᒡΕDomain NameϐǶ
IV. ่ፕ่ፕ ่ፕ่ፕ
่ӝᆛၡՏ֟ᙯඤמೌϐ໘ቫԄБԄ
ӝ IPv4Ϸ IPv6ᆛၡǴёࢎᄬܭՉޑᆛሞ ᆛၡϐǴаIPv4/IPv6 Gatewayೱௗٿᅿᆛ ၡǴ٬ҔޣϷ٬Ҕޣᕉნคሡၸεޑᡂ
ǴIPv4 Ϸ IPv6 ᆛၡޑ٬ҔޣѝሡᏱԖൂ
ޑprotocol stackǴ٠ЪёаᗉխIPv4Տ֟
זೲޑୢᚒǶ
ךॺගрϐှ،БݤǴӧᆛၡᕉნό
εׯᡂޑගΠǴҔ໘ቫԄޑБݤೱௗIPv4 ϷIPv6ᆛၡǴஒIPv4/IPv6 Gatewayࢎᄬܭ
ԖᆛၡϐǴߚதӝӝಃѤހϷಃϤ ހᆛሞᆛၡ೯ૻڐۓǶ
V. ीฝԋ݀Ծຑीฝԋ݀Ծຑीฝԋ݀Ծຑीฝԋ݀Ծຑ
ҁीฝࣴزϣ “่ӝᆛၡՏ֟ᙯඤמ
ೌϐ໘ቫԄᙅଌБԄ่ӝ IPv4/IPv6 ᆛၡ”
[22] ᆶচीฝ “аᆛၡՏ֟ᙯඤמೌӝ
IPv4 ᆶIPv6” ࣬಄Ǵ٠ၲԋႣයҞݩ ҁीฝࣴزԋཱུ݀ڀᏢೌᆶᔈҔሽॶǴ ςኗቪԋፕЎዺ [18-23]Ǵ٠ԖኧጇፕЎς
ௗڙว߄ [18, 20-22]Ƕ
ୖԵЎୖԵЎ
ୖԵЎୖԵЎ
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‘Bump-In-the-Stack’ Technique (BIS),”
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Mahfudz and Md. Zan, “Deploying Internet Protocol Version 6 (IPv6) Over Internet Protocol Version 4 (IPv4) Tunnel”
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2003, vol. 1, pp. 203-207.
16. P. Mockapetric, “DOMAIN NAMES -
IMPLEMENTATION AND
SPECIFICATION” Internet RFC 1035, Nov. 1987.
17. M. Crawford, C. Huitema, “DNS Extensions to Support IPv6 Address Aggregation and Renumbering” Internet RFC 2874, July 2000.
18. Huai-Jen Liu, Chih-Hsun Chou, and Kuo-Chuan Su, "Portable IP over Wireless LAN Environments," Chung Hua Journal of Science and Engineering, Vol. 3, No. 1, pp. 97-103, January 2005. NSC 93-2213-E-216-025- and CHU 93-2213-E-216-025
19. Huai-Jen Liu, Chih-Hsun Chou, and Kuo-Chuan Su, "IP Mobility over Wireless LAN Environments," submitted to Computer Communications, submitted Oct.
2004.
20. Huai-Jen Liu, Chih-Hsun Chou, and Chih-Lin Tseng, "Mobile IP with Mobile Servers," Proceedings of National Symposium on Telecommunications, NST2004, Keelung, Taiwan, Dec. 2004, pp 594-599. NSC 93-2213-E-216-025- 21. Huai-Jen Liu, Chih-Hsun Chou, and
Kuo-Chuan Su, "Portable IP," Proceedings of National Symposium on Telecommunications, NST2004, Keelung, Taiwan, Dec. 2004, pp 734-739. NSC 93-2213-E-216-025-
22. Huai-Jen Liu, Chih-Hsun Chou, and Pang-Shih Liu, "а໘ቫԄᙅଌБԄ่ӝ IPv4/IPv6ᆛၡᆶځჴբ," 2005ኧՏғࢲ ᆶᆛሞᆛၡࣽמࣴፕЎ, Section 4C, Tainan, Taiwan, June 2005. NSC 93-2213-E-216-025- and CHU 93-2213-E-216-025
23. Huai-Jen Liu, Chih-Hsun Chou, and Chih-Hao Wang, "Transparent IP Mobility Management and Its Implementation,"
submitted to the 63rd IEEE Vehicular Technology Conference (VTC), submitted Sept. 2005.
