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8/14/2019 IPsec , ipsecurity
1/39
3
RZEJ
Ygocw Zglkm??Fcncog glzpgpupe ai
penejad ) dclckedelp.Rule
-622=$32'
8/14/2019 IPsec , ipsecurity
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Aupngle
GRZej Fczgj,
[mw GRZej1
GRZej Cvjmgpejpuve Hew Dclckedelp,
GRZej Rangjw
Feleigp ai GRZej Zjare ai GRZej,
Crrngjcpgal ai GRZej,
6
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GRZej Fczgjz
GRZej uzez c zejuvgpw czzajgcpgal -ZC' cl`c jvwrpa hew pa eljvwrp pme zenejpe` `cpcfep{eel c rcgv ai zgpez,
$ pmgz hew gz uze` {gpm pme @EZ. :@EZ iavdzai eljvwrpgal pa eljvwrp ) `ejvwrp `cpcz,
Pme hew gz cupadcpgjcnnw ezpcfngzme`.
jmclke` ) dclcke` fw GRZej `eygjezuzglk GHE -Glpevlep Hew E}jmclke'
:
8/14/2019 IPsec , ipsecurity
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GRZej Fczgjz
Feiave c Hew jcl fe ezpcfngzm. GHE `aezcupmelpgjcpgal,
$ zmcve` zejvep av jevpgigjcpecupmavgpw cve p{a {cwz pa `a pmgz,
GHE uzez rufngj hew jvwrpa pa zejuvenw
`a pmgz oaf,$ rufngj av rvgycpe hewz. egpmev
eljvwrpz. pme apmev `ejvwrpz,
0
8/14/2019 IPsec , ipsecurity
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Kacnz ai GRZej
pa yevgiw zauvjez ai GR rcjhepz
cupmelpgjcpgal
pa rveyelp verncwglk ai an` rcjhepz pa rvapejp glpekvgpw cl`!av jalig`elpgcngpw
ai rcjhepz
`cpc Glpekvgpw!@cpc Eljvwrpgal
5
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Ma{ jcl GRZej fe uze`
Zejuve Jaddulgjcpgalz fep{eel `eygjez
[avhzpcpgal pa [avhzpcpgal
Rvapejpgal ckcglzp `cpc jmclkez Cjjg`elpcn av Glpelpgalcn
Jalpelpz jcl fe mg``el
Zejuve jaddulgjcpaglz pmvaukm GRZejpullenz
9
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[meve jcl GRZej fe uze`
Pmeze rvapajanz jcl arevcpe gl
lep{avhglk `eygjez.
zujm cz c vaupev av igve{cnn
av pmew dcw arevcpe `gvejpnw al pme{avhzpcpgal av zevyev,
;
8/14/2019 IPsec , ipsecurity
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Aupngle
GRZej Fczgj,
[mw GRZej1
GRZej Cvjmgpejpuve
Hew Dclckedelp ,
GRZej Rangjw
Feleigp ai GRZej
Zjare ai GRZej,
Crrngjcpgal ai GRZej,
=
8/14/2019 IPsec , ipsecurity
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GR gz lap Zejuve#
GR rvapajan {cz `ezgkle` gl pme ncpe;2z pa ecvnw =2z
Rcvp ai @CVRC Glpevlep Rvaoejp
Yevw zdcnn lep{avh
Cnn mazpz cve hla{l#
Za cve pme uzevz# Pmeveiave. zejuvgpw {cz lap clgzzue
7
8/14/2019 IPsec , ipsecurity
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Zejuvgpw Gzzuez gl GR
zauvje zraaiglk
verncw rcjhepz la `cpc glpekvgpw
av jalig`elpgcngpw
32
@AZ cppcjhz Verncw cppcjhz Zrwglk cl` dave
8/14/2019 IPsec , ipsecurity
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Aupngle
GRZej Fczgj,
[mw GRZej1
GRZej Cvjmgpejpuve,
Hew Dclckedelp,
GRZej Rangjw
Feleigp ai GRZej
Zjare ai GRZej,
Crrngjcpgal ai GRZej,
33
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Pme GRZej Zejuvgpw Da`en
36
Zejuve
Glzejuve
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8/14/2019 IPsec , ipsecurity
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GRZej Cvjmgpejpuve
GRZej rvayg`ez zejuvgpw gl pmveezgpucpgalz?
Mazp$pa$mazp. mazp$pa$kcpe{cwcl` kcpe{cw$pa$kcpe{cw
GRZej arevcpez gl p{a da`ez?
Pvclzravp da`e -iav el`$pa$el`'
Pullen da`e -iav YRL'
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GRzej Cvjmgpejpuve
35
Pullen Da`e
Vaupev Vaupev
Pvclzravp Da`e
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Aupngle
GRZej Fczgj,
[mw GRZej1
GRZej Cvjmgpejpuve,
Hew Dclckedelp ,
GRZej Rangjw
Feleigp ai GRZej
Zjare ai GRZej,
Crrngjcpgal ai GRZej,
39
8/14/2019 IPsec , ipsecurity
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Hew Dclckedelp
Dclucn? Jaligkuvez ecjm zwzped {gpm gpza{l hewz cl` {gpm pme hewz ai apmev
jaddulgjcpglk zwzpedz,Pmgz gz rvcjpgjcn iav zdcnn. vencpgyenw zpcpgj
elygvaldelpz,
3;
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Hew Dclckedelp
Cupadcpe`? Elcfnez al$`edcl` jvecpgal aihewz iav ZCz cl` icjgngpcpez pme uze ai hewz gl
c ncvke `gzpvgfupe` zwzped {gpm cl eyanyglkjaligkuvcpgal,
Cl cupadcpe` zwzped gz pme dazp
ine}gfne Fup vesugvez dave eiiavp pa jaligkuve cl`
vesugvez dave zaip{cve. za zdcnnevglzpcnncpgalz cve nghenw pa arp iav dclucn
hew dclckedelp, 3=
8/14/2019 IPsec , ipsecurity
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Hew Dclckedelp
@eicunp cupadcpe` hew dclckedelprvapajan iav GRZej gz veievve` pa cz Glpevlep
Hew E}jmclke -GHE' GHE rvayg`ez c zpcl`cv`ge` depma` iav
`wlcdgjcnnw cupmelpgjcpglk GRZej reevz.lekapgcpglk zejuvgpw zevygjez. cl`kelevcpglk zmcve` hewz
37
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Hew Dclckedelp
GHE mcz eyanye` ivad dclw `giievelprvapajanz cl` jcl fe pmaukmp ai cz mcyglk
p{a `gzpgljp jcrcfgngpgez GZCHDR -Hew Dclckedelp'
Achnew -Hew @gzpvgfupgal'
62
8/14/2019 IPsec , ipsecurity
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Hew Dclckedelp
GZCHDR -Rvalaulje` Gje$Um$Hcdr'
rvayg`ez c ivcde{avh iav Glpevlep hewdclckedelp ,
rvayg`ez pme zrejgigj rvapajan zurravp.gljnu`glk iavdcpz. iav lekapgcpgal ai zejuvgpwcppvgfupez,
@aez lap `gjpcpe c zrejgigj hew e}jmclke
cnkavgpmd
63
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Hew Dclckedelp
Jalzgzpz ai c zep ai dezzcke pwrez pmcpelcfne pme uze ai c ycvgepw ai hew e}jmclke
cnkavgpmdz, Pme cjpucn hew e}jmclke dejmclgzd gl GHE
gz `evgye` ivad Achnew ,
Rnuz zeyevcn apmev hew e}jmclke rvapajanzpmcp mc` feel rvaraze` iav GRZej,
66
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Hew Dclckedelp
Hew e}jmclke gz fcze` al pme uze ai pme@giige Menndcl cnkavgpmd
Fup rvayg`ez c``e` zejuvgpw Gl rcvpgjuncv. @giige$Menndcl cnale `aez
lap cupmelpgjcpe pme p{a uzevz pmcp cvee}jmclkglk hewz. dchglk pme rvapajan
yunlevcfne pa gdrevzalcpgal GHE gljnu`ez dejmclgzdz pa cupmelpgjcpe
pme uzevz
6:
8/14/2019 IPsec , ipsecurity
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Aupngle
GRZej Fczgj,
[mw GRZej1
GRZej Cvjmgpejpuve,
Hew Dclckedelp ,
GRZej Rangjw,
Feleigp ai GRZej
Zjare ai GRZej,
Crrngjcpgal ai GRZej,
60
8/14/2019 IPsec , ipsecurity
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GRZej Rangjw
Rmcze 3 rangjgez cve `eigle` gl pevdz airvapejpgal zugpez
Ecjm rvapejpgal zugpe Duzp jalpcgl pme ianna{glk?
Eljvwrpgal cnkavgpmd Mczm cnkavgpmd Cupmelpgjcpgal depma`
@giige$Menndcl Kvaur Dcw arpgalcnnw jalpcgl pme ianna{glk?
Ngiepgde,
65
8/14/2019 IPsec , ipsecurity
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GRZej Rangjw
Rmcze 6 rangjgez cve `eigle` gl pevdz airvarazcnz
Ecjm rvarazcn?
Dcw jalpcgl ale av dave ai pme ianna{glk
CM zuf$rvarazcnz
EZR zuf$rvarazcnz
GRJadr zuf$rvarazcnz
Cnalk {gpm lejezzcvw cppvgfupez zujm cz
Hew nelkpm. ngie pgde. epj
69
8/14/2019 IPsec , ipsecurity
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GRZej Rangjw e}cdrne
Gl Elkngzm? Cnn pvciigj pa 36=,320,362,2!60 duzp fe?
Uze rve$mczme` hew cupmelpgjcpgal
@M kvaur gz DA@R {gpm 3260$fgp da`unuz
Mczm cnkavgpmd gz MDCJ$ZMC -36= fgp hew' Eljvwrpgal uzglk :@EZ
Gl GRZej?
XCupm4Rve$Mczm8@M4DA@R-3260$fgp'8
MCZM4MDCJ$ZMC8ELJ4:@EZT
6;
8/14/2019 IPsec , ipsecurity
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Aupngle
GRZej Fczgj,
[mw GRZej1
GRZej Cvjmgpejpuve,
Hew Dclckedelp ,
GRZej Rangjw,
Feleigp ai GRZej,
Zjare ai GRZej,
Crrngjcpgal ai GRZej,
6=
8/14/2019 IPsec , ipsecurity
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Feleigpz ai GRZej
Pme feleigpz ai GRZej gljnu`e?
Zpvalk zejuvgpw pmcp jcl fe crrnge` pa cnnpvciigj jvazzglk pme revgdepev,
Pvclzrcvelp pa crrngjcpgalz,
La lee` pa jmclke zaip{cve al c uzev avzevyev zwzped
[mel GRZej gz gdrnedelpe` gl c vaupevav igve{cnn
67
8/14/2019 IPsec , ipsecurity
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Feleigpz ai GRZej
Pme feleigpz ai GRZej gljnu`e?
GRZej jcl fe pvclzrcvelp pa el` uzevz,
Pmeve gz la lee` pa pvcgl uzevz al zejuvgpw
dejmclgzdz
RZej jcl rvayg`e zejuvgpw iav gl`gyg`ucn
:2
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Pme Zjare ai GRZej
GRZej rvayg`ez pmvee dcgl icjgngpgez
Cl cupmelpgjcpgal$alnw iuljpgal.
Veievve` pa czCupmelpgjcpgal Mec`ev-CM'
Cjadfgle` cupmelpgjcpgal! eljvwrpgal iuljpgal
Jcnne` Eljcrzuncpglk Zejuvgpw Rcwnac`-EZR'
C hew e}jmclke iuljpgal,
GHE -GZCHDR ! Achnew'
:6
8/14/2019 IPsec , ipsecurity
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Pme Zjare ai GRZej
Fapm cupmelpgjcpgal cl` eljvwrpgal cvekelevcnnw ezgve`.
-3' czzuve pmcp ulcupmavge` uzevz `a lap
relepvcpe pme ygvpucn rvgycpe lep{avh -6' czzuve pmcp ecyez`varrevz al pme Glpevlep
jcllap vec` dezzckez zelp ayev pme ygvpucnrvgycpe lep{avh,
Fejcuze fapm iecpuvez cve kelevcnnw `ezgvcfne.dazp gdrnedelpcpgalz cve nghenw pa uze EZRvcpmev pmcl CM,
::
8/14/2019 IPsec , ipsecurity
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Aupngle
GRZej Fczgj,
[mw GRZej1
GRZej Cvjmgpejpuve,
Hew Dclckedelp ,
GRZej Rangjw,
Feleigp ai GRZej,
Zjare ai GRZej,
Crrngjcpgal ai GRZej,
:0
8/14/2019 IPsec , ipsecurity
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Crrngjcpgalz ai GRZej
GRZej rvayg`ez pme jcrcfgngpw pa zejuvejaddulgjcpgalz cjvazz c NCL. cjvazz rvgycpecl` rufngj [CLz. cl` cjvazz pme Glpevlep,E}cdrnez ai gpz uze gljnu`e?
Zejuve fvcljm aiigje jallejpgygpw ayev pmeGlpevlep
Zejuve vedape cjjezz ayev pme Glpevlep
:5
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8/14/2019 IPsec , ipsecurity
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Crrngjcpgalz ai GRZej
Uzglk GRZej cnn `gzpvgfupe` crrngjcpgalz jcl fezejuve`.
Vedape nakal.
jngelp!zevyev.
e$dcgn.
igne pvclziev.
[ef cjjezz
epj,
:;
8/14/2019 IPsec , ipsecurity
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Crrngjcpgalz ai GRZej
:=
8/14/2019 IPsec , ipsecurity
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RZE
J
PMCLH WAU
:7
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