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About Seamless-mobility and Mobile IP
Ren
May 02, 2022
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About Seamless-mobility and Mobile IP
Ren
May 02, 2022
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Transcript
Ѫۀେֶ ౻ݚڀࣨ #ޙ౻ ྿ ݄ 移動透過技術及び Mobile IPについて
௨৴ଓੑɾҠಈಁաੑ $:1)0/*$ ௨৴ଓٕज़ Ҡಈಁաٕज़ ωοτϫʔΫڥʹ Өڹ͞ΕΔ͜ͱͳ͘ ૬ޓʹ௨৴։࢝ *1ΞυϨεͷมԽʹ Өڹ͞ΕΔ͜ͱͳ͘ ௨৴Λܧଓ
Ҡಈʹ͏ίωΫγϣϯஅ /"5/"15ӽ͑
ΞδΣϯμ എܠ Ҡಈಁաٕज़ .PCJMF*1W .PCJMF*1W ·ͱΊ
None
Ҡಈಁաٕज़ͷඞཁੑ n ෳͷແઢΠϯλʔϑΣʔεΛ࣮ #BTF4UBUJPO 8-"/ 8J'* 8J."9 -5&( 5FUIFSJOH (
$FMMVMBS F BOBDʜ *OUFSOFU
Ҡಈಁաٕज़ͷඞཁੑ n Ҡಈ͠ͳ͕ΒωοτΛ༻͢Δ໘͕૿Ճ
Ҡಈಁաٕज़ͷඞཁੑ n ͜Ε͔Βͷ௨৴ͷੈք ʰͲ͜ʹ͍ͯ௨৴Ͱ͖Δʱ ʰ௨৴͠ͳ͕ΒͲ͜Ͱߦ͚Δʱ
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5$1*1Τϯυϊʔυؒ௨৴ n ෦ͷؒ௨৴ n ֎෦ͷͱ௨৴ - ."$ ΞυϨεΛ༻͍ͨεΠονϯά - *1
ΞυϨεΛ༻͍ͨϧʔςΟϯά ./ $/ ./.PCJMF/PEF $/$PSSFTQPOEFOU/PEF $FMMVMBS
௨৴தʹҠಈ͕ൃੜͨ͠߹ n *1ΞυϨε͕มԽ͢Δͱ௨৴ܧଓͰ͖ͳ͍
$/ $FMMVMBS ./.PCJMF/PEF $/$PSSFTQPOEFOU/PEF ./
ωοτϫʔΫ͕มԽ *1ΞυϨε͕มԽ ௨৴ܧଓෆՄ Ҡಈಁաٕज़ ΞΫηεωοτϫʔΫ͕ΓସΘͬͯ ௨৴Λܧଓ͢Δ͜ͱ͕Ͱ͖Δ *1ΞυϨεͷมԽΛʹରͯ͠Ӆṭ ҠಈϊʔυؒͷίωΫγϣϯ௨৴Λܧଓ ͷҠಈΛؾʹ͢Δ͜ͱͳ͘௨৴Մೳ
None
*%ͱ -PDBUPS n *% ϗετࣝผࢠ ɿʰͩΕ XIP ʱͳͷ͔Λࣔ͢ n -PDBUPS
Ґஔใ ɿʰͲ͜ XIFSF ʱͳͷ͔Λࣔ͢ n )P" )PNF"EESFTT ɿҠಈ͕ൃੜͯ͠มԽ͠ͳ͍ n $P" $BSFPG"EESFTT ɿҠಈʹ͍มԽ͢Δ *1"EESFTT *1"EESFTT 5PEJWJEF )P" 㲈*% $P" 㲈-PDBUPS *% -PDBUPS
.PCJMF*1W Ҡಈલ n )"Λհͯ͠௨৴ *1W)FBEFS TSD$/ ETU)P" %BUB )" 'PSFJHO/FUXPSL
*1$/ $/ *1W/FUXPSL ./.PCJMF/PEF )")PNF"HFOU )P")PNF"EESFTT $/$PSSFTQPOEFOU/PEF '"'PSFJHO"HFOU $P"$BSFPG"EESFTT '" *1'" *1W)FBEFS TSD)P" ETU$/ %BUB *1)" )" *1)" ./ )PNF/FUXPSL *1)P"
#JOEJOH6QEBUF n )"͕./ͷ*1ใΛه *1)" *1$/ $/ *1W/FUXPSL *1 )P" ./*1*OGPSNBUJPO
#JOEJOH$BDIF *1 $P" )" ./.PCJMF/PEF )")PNF"HFOU )P")PNF"EESFTT $/$PSSFTQPOEFOU/PEF '"'PSFJHO"HFOU $P"$BSFPG"EESFTT )" *1)" ./ )PNF/FUXPSL *1)P" ./ 'PSFJHO/FUXPSL *1)P" $P" '" *1'" #JOEJOH 6QEBUF .PWFUP'PSFJHO/FUXPSL
.PCJMF*1W Ҡಈޙ n )"ʹΑΔύέοτసૹ *1W)FBEFS TSD$/ ETU)P" %BUB )" ./
'PSFJHO/FUXPSL *1)P" $P" *1$/ $/ *1W/FUXPSL ./.PCJMF/PEF )")PNF"HFOU )P")PNF"EESFTT $/$PSSFTQPOEFOU/PEF '"'PSFJHO"HFOU $P"$BSFPG"EESFTT '" *1'" *1W)FBEFS TSD)P" ETU$/ %BUB *1W)FBEFS TSD)" ETU$P" *1W)FBEFS TSD$/ ETU)P" %BUB 5VOOFM$PNNVOJDBUJPO 5VOOFM)FBEFS *1)"
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ΠϯάϨεϑΟϧλϦϯά n $/ʹૹ৴Ͱ͖ͳ͍ *1W)FBEFS TSD)P" ETU$/ %BUB )" ./ 'PSFJHO/FUXPSL
*1)P" $P" *1$/ $/ *1W/FUXPSL ./.PCJMF/PEF )")PNF"HFOU )P")PNF"EESFTT $/$PSSFTQPOEFOU/PEF '"'PSFJHO"HFOU $P"$BSFPG"EESFTT '" *1'" *1W)FBEFS TSD)P" ETU$/ %BUB *1W)FBEFS TSD$P" ETU)" *1W)FBEFS TSD)P" ETU$/ %BUB 3FWFSTF%JSFDUJPO 5VOOFM$PNNVOJDBUJPO 5VOOFM)FBEFS *1)"
ܦ࿏Խ n ./$/ؒͷ௨৴ৗʹ)"Λܦ༝ Φʔόϔουͷ૿Ճ )"ͷෛՙ τϥϑΟοΫ૿ՃʹΑΔଳҬͷ࿘අ ௨৴ʹ͏Ԇͷൃੜ
None
.PCJMF*1W n .*1WΛW/8ʹରԠͤͨ͞Ҡಈಁաٕज़ n جຊ.*1Wͱಉ͡ ./ͱ$/ͷΞυϨεͷ͍ํ )"Λܦ༝ͨ͠τϯωϧ௨৴ n .*1Wʹ'"͕ଘࡏ͠ͳ͍
$P"ͷऔಘํ๏ n ࣗಈੜػೳ·ͨ%)$1WʹΑͬͯऔಘ 3FRVFTU"EESFTT*OGPSNBUJPOUP3PVUFS (JWF"EESFTT*OGPSNBUJPOUP./ 34 3PVUFS4PMJDJUBUJPO '' 3" 3PVUFS"EWFSUJTFNFOU
'' ./ 3PVUFS 4-""$ ɾ&6*QSPDFTT ɾ3BOEBN (FOFSBUF %)$1W POMZ 4-""$ %)$1W 4UBUF-FTT"EESFTT"VUP $POGJHVSBUJPO 4UBUFMFTT%)$1W 4UBUFGVM%)$1W
ํτϯωϧ௨৴ n )"./ؒʹํτϯωϧΛߏங *1W)FBEFS TSD$P" ETU)" *1W)FBEFS TSD)P" ETU$/ %BUB
)" *1)" .PWFUP'PSFJHO/FUXPSL ./ ./ )PNF/FUXPSL 'PSFJHO/FUXPSL *1)P" *1)P" $P" *1$/ $/ *1W/FUXPSL *1W)FBEFS TSD)P" ETU$/ %BUB ./.PCJMF/PEF )")PNF"HFOU )P")PNF"EESFTT $/$PSSFTQPOEFOU/PEF '"'PSFJHO"HFOU $P"$BSFPG"EESFTT *1W)FBEFS TSD)" ETU$P" *1W)FBEFS TSD$/ ETU)P" %BUB *1W)FBEFS TSD$/ ETU)P" %BUB
ܦ࿏࠷దԽ n $/ʹରͯ͠#6NFTTBHFΛૹ৴ *1)" ./ 'PSFJHO/FUXPSL *1)P" $P" *1$/ $/
*1W/FUXPSL *1 )P" ./*1*OGPSNBUJPO #JOEJOH$BDIF *1 $P" *1 )P" ./*1*OGPSNBUJPO #JOEJOH$BDIF *1 $P" )" #JOEJOH 6QEBUF #JOEJOH 6QEBUF ./.PCJMF/PEF )")PNF"HFOU )P")PNF"EESFTT $/$PSSFTQPOEFOU/PEF '"'PSFJHO"HFOU $P"$BSFPG"EESFTT
ܦ࿏࠷దԽ n ./ͱ$/௨৴ )" *1)" ./ 'PSFJHO/FUXPSL *1)P" $P" *1$/
$/ *1W/FUXPSL ./.PCJMF/PEF )")PNF"HFOU )P")PNF"EESFTT $/$PSSFTQPOEFOU/PEF '"'PSFJHO"HFOU $P"$BSFPG"EESFTT *1W)FBEFS TSD$P" ETU$/ 3PVUF$POUSPM )FBEFS )P" %BUB *1W)FBEFS TSD$/ ETU$P" 3PVUF$POUSPM )FBEFS )P" %BUB
3FUVSO3PVUBCJMJUZ n શੑΛอূ͢Δखଓ͖ ./ )P5* )PNF5FTU*OJU1BDLFU $P5* $BSFPG5FTU*OJU1BDLFU &ODSZQUFEXJUI*1TFD&41 #JOEJOH6QEBUF
&ODSZQUFEXJUI*1TFD&41 $P5 $BSFPG5FTU )P5 )PNF5FTU ),5 )PNF,FZHFO5PLFO $,5 $BSFPG,FZHFO5PLFO 4FOEUP$/ 4FOEUP$P" "VUIFOUJDBUJPO #JOEJOH "DLOPXMFEHFNFOU $/ )"
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*1Wͱ*1Wʹޓੑ͕ͳ͍ n ํͰύέοτϑΥʔϚοτ͕ҟͳΔ ݱঢ়*1Wͱ*1W͕ࠞࡏ͍ͯ͠Δ *1W)FBEFS *1W)FBEFS
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·ͱΊ Ҡಈಁաٕज़ ωοτϫʔΫͷҠಈ͕ൃੜͯ͠ ௨৴ΛܧଓͰ͖Δ .PCJMF*1ʹ༷ʑͳ՝͕͋Δ ͜ΕΒͷ՝ΛղܾͰ͖Δ৽ͨͳ Ҡಈࢧԉϓϩτίϧ͕ඞཁ
ご清聴有難うございました。
จɾࢀߟจݙ <>)BOEPGG.FDIBOJTNJO.PCJMF*1 *&&& .PIBNFE"MOBT *SGBO"XBO%3)PMUPO <>.PCJMF*1 ு ႍႍ <>1FSGPSNBODFPG8JSFMFTT/FUXPSL*&&&VOEFS%VBM4UBDL&OWJSPONFOU *&&&
'BSJT,IBMFFM"M'BZZBEI <>.PCJMJUZ.BOBHFNFOU#BTFEPO.*15BCMFJO.JYFE*1WW/FUXPSLT ;IFOH9JBOH;IFOHNJOH .B <>.PCJMJUZ.BOBHFNFOU#BTFEPO.PCJMF*1WW5SBOTMBUJPO(BUFXBZJO.JYFE*1WW/FUXPSLT ;IFOH9JBOH;IFOHNJOH .B <>ϢʔϏΩλεωοτϫʔΩϯά࣌ͷϞόΠϧΠϯλʔωοτٕज़࠷৽ಈ 504)*#"$03103"5*0/ 3%$FOUFS ੴࢁ ߒ
*1Wͱ*1WΛڞଘͤ͞Δٕज़ %VBM4UBDL *1WBOE *1W %VBM4UBDL *1WBOE *1W %VBM4UBDL *1WBOE *1W
%VBM4UBDL *1WBOE *1W *1W /FUXPSL *1W /FUXPSL %VBM4UBDL *1W /FUXPSL 5VOOFM$PNNVOJDBUJPO *1W /FUXPSL *1W /FUXPSL /"5 %VBM4UBDL 5SBOTMBUJPO 5VOOFMJOH
*1WΞυϨεੜ
ॏෳΞυϨεݕ
5$1*1ϓϩτίϧεΠʔτ - "QQMJDBUJPO ΞϓϦέʔγϣϯ ϢʔβΠϯλʔϑΣʔεͳͲʹΑΓσʔλΛѻ͏ - 5SBOTQPSU σʔλૹʹ͏Τϥʔగਖ਼ ࠶ૹ੍ޚͳͲͷϑϩʔใΛཧ ৴པੑͷͳ͍*1Λαϙʔτ͠
Ѽઌ·Ͱ࣮֬ͳૹड৴Λ࣮ݱ͢Δ - /FUXPSL ෳͷωοτϫʔΫؒͰσʔλૹΛߦ͏ - %BUBMJOL ଓ͞ΕͨωοτϫʔΫͰਖ਼֬ͳσʔλૹΛߦ͏ - 1IZTJDBM -ϑϨʔϜΛϏοτྻ ిѹͷߴͳͲͷ৴߸ใʹมͯ͠ૹഔମʹૹ
- )FBEFS - )FBEFS - )FBEFS %BUB - 5SBJMFS -
)FBEFS %BUB - )FBEFS - )FBEFS - )FBEFS %BUB - )FBEFS - )FBEFS - )FBEFS %BUB -'SBNF -.FTTBHF -4FHNFOU -1BDLFU -#JU 4JHOBM ΧϓηϧԽσΧϓηϧԽ n ֤ϨΠϠʔͰ1%6ΛՃͯ͠ૹड৴ - )FBEFS - )FBEFS - )FBEFS %BUB - 5SBJMFS - )FBEFS %BUB - )FBEFS - )FBEFS - )FBEFS %BUB - )FBEFS - )FBEFS - )FBEFS %BUB -'SBNF -.FTTBHF -4FHNFOU -1BDLFU -#JU 4JHOBM - )FBEFS - )FBEFS - 5SBJMFS - )FBEFS - )FBEFS - )FBEFS /FUXPSL.FEJB &ODBQTVMBUJPO %FDBQTVMBUJPO
֤ϨΠϠʔͰ༻͍ΒΕΔϓϩ τίϧ - "QQMJDBUJPO - *OUFSOFU - - /FUXPSL"DDFTT -
5SBOTQPSU "31 111 &UIFSOFU *OUFSGBDF%SJWFS *1 *$.1 /"5 041' &*(31 *1TVQQPSU 3PVUJOH1SPUPDPM 6%1 5$1 &NBJM 'JMF5SBOTGFS 8FC %/4 #0051 4.51 '51 )551 )5514 5'51 101 *."1 %)$1 )PTU $POGJHVSBUJPO /BNF 4ZTUFN
දతͳҠಈಁաٕज़ n .*1ɿ.PCJMF*1 • .PCJMF*1WWڥԼͰಈ࡞ )"Λհͯ͠௨৴ • .PCJMF*1WɿWڥԼͰಈ࡞ ./$/ؒ௨৴ •
%VBM4UBDL.PCJMF*1WɿW WͷࠞࡏڥԼͰಈ࡞ • 1SPYZ.PCJMF*1WɿҠಈࢧԉػೳΛωοτϫʔΫଆʹ࣮ • 'BTU)BOEPWFSGPS.PCJMF*1WόοϑΝϦϯά ʹΑΔߴϋϯυΦʔό n 4*1.PCJMJUZɿ4FTTJPO*OJUJBUJPO1SPUPDPM.PCJMJUZ 6%1Λݩʹઃܭ͞Ε 4*1αʔό͕ηογϣϯΛཧ
άϩʔόϧ*1ͷ֬อࠔੑ n ./ʹ༩͑ΒΕΔ)P"ϢχʔΫͰ͋Δඞཁ͕͋Δ l άϩʔόϧ*1WΛར༻͠ͳ͚ΕͳΒͳ͍ l *1WΞυϨε͢Ͱʹރׇ͍ͯ͠Δ ਐܻ ?
㲈ԯݸ l /"5ͷ࣮ࠜຊతͳղܾࡦͱͯ͠༗ޮͰͳ͍
*1 *OUFSOFU1SPUPDPM ͷಛ