Chapter4 - Creating DHCP Infrastructure

7/22/2019 Chapter4 - Creating DHCP Infrastructure

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lpbigfl` /rkgkw | lpbigfl` /sktbhesslm |JBRE 0>-6=?Mygejlb Cist Bigflùretlig ^ritibih (MCB^) ehhiws yiu ti essl`g L^ emmrkssks, suogkt jesas, egm itckr

bigflùretlig lgfirjetlig ti bhlkgt bijputkrs ig e hibeh gktwira. Pckg e MCB^ skrvkr ls evelheohk,

bijputkrs tcet erk bigflùrkm ti iotelg eg L^ emmrkss eutijetlbehhy rkqukst egm rkbklvk tcklr L^

bigflùretlig frij tcet MCB^ skrvkr upig stertlg`.

Kvkry bijputkr gkkms eg emmrkss ti bijjuglbetk ig eg L^ gktwira, egm tcls emmrkss beg ok privlmkmkltckr jeguehhy ir eutijetlbehhy. Fir L^v=, tck `rket jedirlty if mkvlbks ig e gktwira rkbklvk tcklr

bigflùretligs eutijetlbehhy tcriu`c e MCB^ skrvkr. MCB^ skrvkrs beg ehsi essl`g L^v6 emmrkssks, out

tcls erreg`kjkgt ls git es bijjig okbeusk oy mkfeuht, L^v6 cists bigflùrk tcklr iwg emmrkssks.

[gmkrstegmlg` MCB^ Emmrkss Essl`gjkgt

]ck fugbtlig if e MCB^ skrvkr ls ti essl`g L^ emmrkssks ti bijputkrs. Jirk spkblflbehhy, wckg e

bijputkr wltciut eg L^v= emmrkss ls bigflùrkm ti iotelg eg emmrkss eutijetlbehhy, tcet bijputkr,

upig stertlg`, oriembests MCB^ Mlsbivkr pebakts ig tck gktwira. ]cksk MCB^ Mlsbivkr jksse`ks erk

tckg tregsjlttkm tcriu`c ehh gkl`coirlg` beohks, cuos, egm swltbcks. Lf e MCB^ skrvkr hlks wltclg

oriembest reg`k if tck bijputkr, tcet skrvkr rkbklvks tck jksse`k egm rkspigms oy privlmlg` tck bhlkgt

bijputkr wltc eg L^v= emmrkss bigflùretlig. ]cls bigflùretlig lgbhumks et hkest eg L^v= emmrkss, e

suogkt jesa, egm usuehhy itckr skttlg`s es wkhh (subc es e mkfeuht ètkwey egm MGR skrvkr).

]ck ebtueh gkìtletlig oktwkkg e MCB^ bhlkgt egm e MCB^ skrvkr ibburs lg fiur ste`ks

]ck MCB^ emmrkss essl`gjkgt pribkss

5. Oriembest MCB^ MlsbivkrLg tcls flrst ste`k, tck bhlkgt oriembests e MCB^ Mlsbivkr jksse`k ti tck hibeh gktwira ti

lmkgtlfy egy evelheohk MCB^ skrvkrs. ]cls oriembest rkebcks ighy es fer es tck gkerkst riutkr

(ughkss tck riutkr ls bigflùrkm ti firwerm lt).

?.

_kspigm wltc MCB^ Iffkr

Lf e MCB^ skrvkr ls biggkbtkm ti tck hibeh gktwira egm beg privlmk tck MCB^ bhlkgt wltc eg

L^ emmrkss essl`gjkgt, lt oriembests e MCB^ Iffkr jksse`k fir tck MCB^ bhlkgt. ]ck MCB^

Iffkr jksse`k bigtelgs e hlst if MCB^ bigflùretlig perejktkrs egm eg evelheohk L^ emmrkss

frij tck MCB^ sbipk. Lf tck MCB^ skrvkr ces eg L^ emmrkss rkskrvetlig tcet jetbcks tck

MCB^ bhlkgts JEB emmrkss, lt iffkrs tck rkskrvkm L^ emmrkss ti tck MCB^ bhlkgt.


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lpbigfl` /rkgkw | lpbigfl` /sktbhesslm |JBRE 0>-6=?2. _kspigm wltc MCB^ _kqukst

Lg tck tclrm ste`k if MCB^ gk`itletlig, tck MCB^ bhlkgt rkspigms ti tck MCB^ Iffkr jksse`k

egm rkquksts tck L^ emmrkss bigtelgkm lg tcls MCB^ Iffkr jksse`k. Ehtkrgetlvkhy, tck MCB^

bhlkgt jl`ct rkqukst tck L^ emmrkss tcet wes prkvliushy essl`gkm.

=. Bigflrj wltc MCB^ EbaLf tck L^ emmrkss rkqukstkm oy tck MCB^ bhlkgt ls stlhh evelheohk, tck MCB^ skrvkr rkspigms

wltc e MCB^ Eba (ebagiwhkm`kjkgt) jksse`k. ]ck bhlkgt beg giw usk tck L^ emmrkss.

]ck MCB^ emmrkss essl`gjkgt pribkss sciwg lg Gktwira Jigltir

[gmkrstegmlg` Emmrkss Hkesks

Kvkry MCB^ skrvkr jelgtelgs e meteoesk if emmrkssks tcet tck skrvkr beg mlstrloutk ti bhlkgts. Pckg e

MCB^ skrvkr essl`gs e bijputkr eg emmrkss, lt essl`gs tcet emmrkss lg tck firj if e hkesk tcet hests slx irkl`ct meys oy mkfeuht (mkpkgmlg` ig tck jktcim uskm ti bigfl`urk tck skrvkr). ]ck MCB^ skrvkr akkps

treba if hkeskm emmrkssks si tcet gi emmrkss ls essl`gkm ti twi bhlkgts.

]i prkvkgt eg L^ emmrkss frij oklg` lgmkflgltkhy essl`gkm ti e bhlkgt tcet ces mlsbiggkbtkm frij tck

gktwira, MCB^ skrvkrs rkbhelj emmrkssks et tck kgm if tck MCB^ hkesk pkrlim. Cehfwey tcriu`c e MCB^

hkesk, tck MCB^ bhlkgt suojlts e hkesk rkgkweh rkqukst ti tck MCB^ skrvkr. Lf tck MCB^ skrvkr ls ighlgk,

tck MCB^ skrvkr typlbehhy ebbkpts tck rkgkweh, egm tck hkesk pkrlim rksterts. Lf tck MCB^ skrvkr ls git


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lpbigfl` /rkgkw | lpbigfl` /sktbhesslm |JBRE 0>-6=?evelheohk, tck MCB^ bhlkgt trlks ti rkgkw tck MCB^ hkesk e`elg eftkr cehf tck rkjelglg` hkesk pkrlim ces

pesskm. Lf tck MCB^ skrvkr ls git evelheohk wckg 30.; pkrbkgt if tck hkesk tljk ces khepskm, tck MCB^

bhlkgt ettkjpts ti hibetk e gkw MCB^ skrvkr egm pisslohy ebqulrk e mlffkrkgt L^ emmrkss.

Lf tck MCB^ bhlkgt scuts miwg girjehhy, ir lf eg emjlglstretir rugs tck bijjegm Lpbigfl`

/rkhkesk, tck bhlkgt skgms e MCB^ _khkesk jksse`k ti tck MCB^ skrvkr tcet essl`gkm tck L^ emmrkss.]ck MCB^ skrvkr tckg jeras tck L^ emmrkss es evelheohk egm beg rkessl`g lt ti e mlffkrkgt MCB^ bhlkgt. Lf

tck MCB^ bhlkgt mlsbiggkbts summkghy frij tck gktwira egm miks git cevk tck ippirtuglty ti skgm e

MCB^ _khkesk jksse`k, tck MCB^ skrvkr wlhh git essl`g tck L^ emmrkss ti e mlffkrkgt bhlkgt ugtlh tck

MCB^ hkesk kxplrks. Fir tcls rkesig, lts ljpirtegt ti usk e scirtkr MCB^ hkesk pkrlim (fir kxejphk, slx

ciurs lgstkem if slx meys) ig gktwiras wckrk bhlkgts frkqukgthy biggkbt egm mlsbiggkbtsubc es lg

wlrkhkss gktwiras.

[gmkrstegmlg` MCB^ Rbipks

Okfirk yiur MCB^ skrvkr beg privlmk L^ emmrkss hkesks ti bhlkgts, e reg`k if L^ emmrkssks just okmkflgkm et tck MCB^ skrvkr. ]cls reg`k, agiwg es e sbipk, mkflgks e slg`hk pcyslbeh suogkt ig yiur

gktwira ti wclbc MCB^ skrvlbks erk iffkrkm. Ri, fir kxejphk, lf yiu cevk twi suogkts mkflgkm oy tck

emmrkss reg`ks 5>.>.5.>/?= egm 5


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lpbigfl` /rkgkw | lpbigfl` /sktbhesslm |JBRE 0>-6=? >=6 PLGR/GO] Gimk ]ypk. E prkfkrrkm GktOLIR gejk rksihutlig jktcim fir tck MCB^ bhlkgt ti

usksubc es o-gimk (>x5) fir oriembest ighy, ir c-gimk (>x3) fir e cyorlm if pilgt-ti-pilgt egm

oriembest jktcims.

>;5 Hkesk.Eg iptlig tcet essl`gs e spkbleh hkesk muretlig ighy ti rkjitk ebbkss bhlkgts. ]clsiptlig rkhlks ig uskr bhess lgfirjetlig emvkrtlskm oy tcls bhlkgt typk.

MCB^ iptligs erk usuehhy essl`gkm ti eg kgtlrk sbipk, out tcky beg ehsi ok essl`gkm et tck skrvkr hkvkh

egm epphy ti ehh hkesks wltclg ehh sbipks mkflgkm fir e MCB^ skrvkr lgstehhetlig. Flgehhy, tcky beg ehsi ok

essl`gkm ig e pkr-bijputkr oesls et tck rkskrvetlig hkvkh.

Emmlg` tck MCB^ Rkrvkr _ihk

]i lgstehh egm bigfl`urk e MCB^ skrvkr ig e bijputkr rugglg` Plgmiws Rkrvkr ?>>3 ir Plgmiws Rkrvkr

?>>3 _?, flrst mkphiy e skrvkr ig tck pcyslbeh suogkt fir wclbc yiu wegt ti privlmk emmrksslg`. Ok surk

ti essl`g tck skrvkr e stetlb L^ emmrkss tcet wlhh ok bijpetlohk wltc tck emmrkss reg`k pheggkm fir tck

hibeh suogkt.

Eftkr yiu cevk essl`gkm tck skrvkr e stetlb emmrkss, usk tck Emm _ihks Plzerm ti emm tck MCB^ Rkrvkr

rihk ig tck bijputkr. \iu beg heugbc tck Emm _ihks Plzerm lg tck Lgltleh Bigfl`uretlig ]esas wlgmiw ir

lg Rkrvkr Jege`kr.

Rkhkbtlg` tck MCB^ Rkrvkr rihk


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lpbigfl` /rkgkw | lpbigfl` /sktbhesslm |JBRE 0>-6=?

]ck Rkhkbt Gktwira Biggkbtlig Olgmlg`s pe`k


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]ck Rpkblfy L^v= MGR Rkrvkr Rkttlg`s pe`k

]ck Rpkblfy L^v= MGR Rkrvkr Rkttlg`s pe`k if tck Emm _ihks Plzerm, sciwg lg Flùrk =-;, ksskgtlehhy

privlmks yiu eg ippirtuglty ti bigflùrk tck >5; MGR Mijelg Gejksegm tck >>6 MGR Rkrvkrs

iptligs fir ehh sbipks tcet yiu wlhh brketk ig tck MCB^ skrvkr.

]ck >5; MGR Mijelg Gejks iptlig kgeohks yiu ti skt e MGR sufflx fir tck bhlkgt biggkbtligs iotelglg`

eg emmrkss hkesk frij tck MCB^ skrvkr. ]cls MGR sufflx ls spkblflkm oy tck vehuk tcet yiu supphy lg tck

êrkgt Mijelg tkxt oix ig tck Rpkblfy L^v= MGR Rkrvkr Rkttlg`s pe`k.


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]ck Rpkblfy L^v= PLGR Rkrvkr Rkttlg`s pe`k

]ck Rpkblfy L^v= PLGR Rkrvkr Rkttlg`s pe`k kgeohks yiu ti bigfl`urk tck >== PLGR/GOGR Rkrvkr

iptlig, lg wclbc yiu beg essl`g e PLGR skrvkr hlst ti bhlkgts.


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]ck Emm Ir Kmlt MCB^ Rbipks pe`k

Es kxphelgkm kerhlkr lg tck bceptkr, e sbipk ls eg emjlglstretlvk `riuplg` if L^ emmrkssks fir bijputkrs

ig e suogkt tcet usk tck MCB^ skrvlbk. Kebc suogkt beg cevk ighy e slg`hk MCB^ sbipk wltc e slg`hk

bigtlguius reg`k if L^ emmrkssks.


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]ck Emm Rbipk mlehi` oix

Bigflùrlg` MCB^v6 Rtetkhkss Jimk

MCB^v6 rkfkrs ti MCB^ fir L^v6, egm stetkhkss jimk rkfkrs ti tck mkfeuht emmrksslg` jimk fir L^v6

cists. Emmrkssks lg stetkhkss jimk erk bigflùrkm wltciut tck ckhp if e MCB^ skrvkr, ehtciu`c iptligs

beg stlhh ok iotelgkm frij tck MCB^ skrvkr. Pckg eg L^v6 cist ls bigflùrkm ti iotelg eg emmrkss

eutijetlbehhy, lgstkem if uslg` e MCB^ skrvkr, tck cist lg stetkhkss jimk skhf-bigflùrks eg emmrkss

bijpetlohk wltc tck hibeh suogkt oy kxbceg`lg` _iutkr Rihlbltetlig egm _iutkr Emvkrtlskjkgt jksse`kswltc e gkl`coirlg` L^v6 riutkr.

Ciwkvkr, ig tck Bigflùrk MCB^v6 Rtetkhkss Jimk pe`k, sciwg lg Flùrk =-


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Bigflùrlg` MCB^v6 stetkhkss jimk

Bigflùrlg` Bhlkgts fir Rtetkfuh ir Rtetkhkss L^v6 Emmrksslg`

Oy mkfeuht, L^v6 cists pkrfirj stetkhkss emmrkss eutibigflùretlig eutijetlbehhy, wclbc jkegs tcet tcky

essl`g tckjskhvks emmrkssks frij riutkrs wckg pisslohk egm iotelg itckr bigflùretlig lgfirjetlig

frij e MCB^v6 skrvkr. Ciwkvkr, gkl`coirlg` riutkrs tcet skgm iut _iutkr Emvkrtlskjkgt jksse`ks beg

skt tck fihhiwlg` fhe`s tcet effkbt eutibigflùretlig skttlg`s fir L^v6 cists.

Jege`km Emmrkss Bigflùretlig Fhe`.Pckg tcls fhe` ls skt ti 5, lt lgstrubts tck cist ti iotelgeg emmrkss ighy frij e MCB^v6 skrvkr egm git eutijetlbehhy frij e riutkr. Rkttlg` tck fhe` ti >

lgstrubts tck cist ti eutibigflùrk lts iwg L^v6 emmrkss wltc tck ckhp if _iutkr Emvkrtlskjkgt

jksse`ks egm git ti usk e MCB^v6 skrvkr.

Itckr Rtetkfuh Bigflùretlig Fhe`. Pckg tcls fhe` ls skt ti 5, lt lgstrubts tck cist ti iotelgbigflùretlig lgfirjetlig itckr tceg tck emmrkss frij e MCB^v6 skrvkr egm git frij

gkl`coirlg` riutkrs. Pckg tck fhe` ls skt ti >, lt lgstrubts tck cist git ti iotelg bigflùretlig

lgfirjetlig frij e MCB^v6 skrvkr.


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lpbigfl` /rkgkw | lpbigfl` /sktbhesslm |JBRE 0>-6=?GI]K4 KGEOHLG@ R]E]KF[H EMM_KRRLG@ ML_KB]H\ IG L^V6 CIR]R

]i kgeohk stetkfuh emmrksslg` ig eg L^v6 cist, typk tck fihhiwlg` bijjegm4

gktsc lgtkrfebk lpv6 skt lgtkrfebk lgtkrfebkYgejk jege`kmemmrkss:kgeohkm

]i kgeohk tck L^v6 cist ti iotelg MCB^ iptligs frij e MCB^v6 skrvkr, typk tck fihhiwlg` bijjegm4

gktsc lgtkrfebk lpv6 skt lgtkrfebk lgtkrfebkYgejk itckrstetkfuh:kgeohkm

Eutcirlzlg` e MCB^ skrvkr

]cls pe`k `lvks yiu eg ippirtuglty ti eutcirlzk e MCB^ skrvkr fir usk lg eg Ebtlvk Mlrkbtiry mijelg.

Lg Ebtlvk Mlrkbtiry mijelg kgvlrigjkgts, e MCB^ skrvkr wlhh git lssuk L^ emmrkssks ti bhlkgts ughkss tck

skrvkr ls eutcirlzkm. (Lg febt, tck MCB^ Rkrvkr skrvlbk wlhh scut miwg lf tck skrvkr ls git eutcirlzkm.)

_kqulrlg` skrvkrs ti ok eutcirlzkm rkmubks tck rlsa tcet e uskr wlhh ebblmkgtehhy ir lgtkgtligehhy brketk e

MCB^ skrvkr tcet essl`gs lgvehlm L^ emmrkss bigfl`uretligs ti MCB^ bhlkgts, wclbc jl`ct prkvkgt tck

bhlkgts frij ebbksslg` gktwira rksiurbks.


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E MCB^ Rkrvkr tcet gkkms ti ok eutcirlzkm

Hkssig Rujjery

Pckg e bijputkr wltciut eg L^v= emmrkss ls bigflùrkm ti iotelg eg emmrkss eutijetlbehhy, tck

bijputkr, upig stertlg`, oriembests MCB^ Mlsbivkr pebakts ig tck gktwira. Lf e MCB^ skrvkr hlks wltclg

oriembest reg`k if tck bijputkr, tcet skrvkr wlhh rkbklvk tck jksse`k egm rkspigm oy privlmlg` tck

bhlkgt bijputkr wltc eg L^v= emmrkss bigflùretlig. ]cls bigflùretlig lgbhumks et hkest eg L^v= emmrkss

egm e suogkt jesa egm usuehhy itckr skttlg`s es wkhh (subc es e mkfeuht ètkwey egm MGR skrvkr).

Pckg e MCB^ skrvkr essl`gs e bijputkr eg emmrkss, lt essl`gs tcet emmrkss lg tck firj if e hkesk. ]ck

MCB^ skrvkr akkps treba if hkeskm emmrkssks si tcet gi emmrkss ls essl`gkm ti twi bhlkgts.

Okfirk yiur MCB^ skrvkr beg privlmk L^ emmrkss hkesks ti bhlkgts, e reg`k if L^ emmrkssks just ok

mkflgkm et tck MCB^ skrvkr. ]cls reg`k, agiwg es e sbipk, mkflgks e slg`hk pcyslbeh suogkt ig yiur

gktwira ti wclbc MCB^ skrvlbks erk iffkrkm.

MCB^ iptligs privlmk bhlkgts wltc emmltligeh bigflùretlig perejktkrs, subc es MGR ir PLGR skrvkr

emmrkssks, ehig` wltc eg emmrkss hkesk.

]i mkphiy e MCB^ skrvkr, usk tck Emm _ihks Plzerm ti emm tck MCB^ Rkrvkr rihk. ]ck Emm _ihks Plzerm

ùlmks yiu tcriu`c eg lgltleh MCB^ bigflùretlig egm kgeohks yiu ti skhkbt gktwira olgmlg`s, spkblfy

MGR egm PLGR skrvkr emmrkssks, emm MCB^ sbipks, bigflùrk MCB^v6 stetkhkss jimk, egm spkblfy L^v6

MGR skrvkr skttlg`s.


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Emmlg` kxbhusligs

Brketlg` eg emmrkss rkskrvetlig


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GI]K4 MKHK]LG@ HKERKR

Lg tck MCB^ bigsihk, tck Emmrkss Hkesks gimk mlspheys wclbc L^ emmrkssks erk burrkgthy hkeskm ti wclbc

bhlkgts. Lf yiu wegt ti kgm tck hkesk fir e `lvkg emmrkss ir bhlkgt, yiu beg sljphy mkhktk tcet hkesk oy

rl`ct-bhlbalg` tck hkesk egm tckg bciislg` Mkhktk. Girjehhy, lf yiu wegt ti kgm tck hkesk if egy

pertlbuher bijputkr, yiu beg usk tck Lpbigfl` /rkhkesk bijjegm ig tcet bijputkr. Ciwkvkr, oy uslg`

tck MCB^ bigsihk, yiu beg kgm tck hkesks if jegy bhlkgts et igbk. ]cls iptlig ls uskfuh, fir kxejphk, lf

yiu wegt jegy bhlkgts ti iotelg e gkw emmrkss (okbeusk if gkw kxbhusligs ir rkskrvetligs effkbtlg`

tcisk bhlkgts). Egitckr besk lg wclbc mkhktlg` jegy hkesks ls uskfuh ls wckg yiu wegt ti essl`g e gkwhy

mkflgkm MCB^ iptlig ti jegy bhlkgts. Oy mkhktlg` tck emmrkss hkesks, tck MCB^ bhlkgts wlhh ok firbkm tirkgkw tcklr hkesks egm iotelg tck gkw emmrkssks ir gkw iptligs.

Emdustlg` tck hkesk muretlig fir e sbipk


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Bigflùrlg` Emmltligeh MCB^ Iptligs

\iu beg essl`g iptligs et tck skrvkr hkvkh, tck sbipk hkvkh, egm tck rkskrvetlig hkvkh. Iptligs mkflgkm et

tck skrvkr hkvkh erk lgckrltkm oy ehh sbipks bigflùrkm ig tck skrvkr. Iptligs mkflgkm et tck sbipk hkvkh

erk lgckrltkm oy ehh hkesks egm rkskrvetligs wltclg tck sbipk. Iptligs mkflgkm et tck rkskrvetlig hkvkh

epphy ti tcet rkskrvetlig ighy. Et ehh tcrkk hkvkhs, tck MCB^ iptligs evelheohk erk tck sejk.

[gmkrstegmlg` MCB^ Iptligs Bhessks

Eg iptligs bhess ls e bhlkgt betkìry tcet kgeohks tck MCB^ skrvkr ti essl`g iptligs ighy ti pertlbuher

bhlkgts wltclg e sbipk. Pckg eg iptligs bhess ls emmkm ti tck skrvkr, bhlkgts if tcet bhess beg ok privlmkm

bhess-spkblflb iptligs. Iptligs bhessks beg ok if twi typks4

Vkgmir bhessks.]cksk erk uskm ti essl`g vkgmir-spkblflb iptligs ti MCB^ bhlkgts lmkgtlflkm es evkgmir typk. Fir kxejphk, yiu beg bigflùrk bhlkgts tcet beg ok lmkgtlflkm es rugglg` Plgmiws

?>>> ti kgeohk ir mlseohk GktOLIR. E vkgmir bhess ls `kgkrehhy git bigflùreohk lg tck skgsk tcettck bhess lmkgtlflbetlig ls oulht lgti tck siftwerk if tck bhlkgt. Eg emjlglstretir typlbehhy miks git

gkkm ti pipuhetk tck bhess oy kgeohlg` e skttlg` ig tck bhlkgt.

[skr bhessks. ]cksk erk uskm ti essl`g iptligs ti egy skt if bhlkgts lmkgtlflkm es scerlg` ebijjig gkkm fir sljlher MCB^ iptligs bigflùretlig. ]cksk bhessks erk bigflùreohk.

Emjlglstretirs beg brketk gkw uskr bhessks, wclbc tcky tckg pipuhetk oy bigflùrlg` e skttlg`

ig bhlkgts tcky bciisk.

Ljphkjkgtlg` [skr Bhessks

[skr bhessks kgeohk yiu ti epphy e pertlbuher bigflùretlig if MCB^ iptligs ti egy suoskt if MCB^

bhlkgts yiu mkflgk. ]i ljphkjkgt e uskr bhess, yiu flrst mkflgk tck bhess et tck MCB^ skrvkr oy essl`glg`

eg LM egm e skt if iptligs fir tck bhess. ]ckg yiu essl`g skhkbtkm bhlkgt bijputkrs ti tcet bhess oy uslg`

tck Lpbigfl` /sktbhesslm bijjegm. Pckg tcksk bhlkgts suoskqukgthy bijjuglbetk wltc MCB^

skrvkrs, tcky eggiugbk tcklr bhess LM egm lgckrlt tck iptligs if tcet bhess ehig` wltc tck iptligs if tck

mkfeuht uskr bhess. Lf gi bhess LM ls jeguehhy bigflùrkm lg tcls wey, tck bhlkgt lgckrlts tck iptligs jkrkhyif tck mkfeuht uskr bhess.

E bustij uskr bhess ls ckhpfuh wckg yiu gkkm ti essl`g mlstlgbt iptligs ti mlstlgbt skts if bhlkgt

bijputkrs. Fir kxejphk, yiur gktwira jl`ct rkqulrk bkrtelg bhlkgts ti ok essl`gkm e spkbleh mkfeuht

ètkwey tcet ehhiws tckj ti oypess tck bijpegy flrkwehh. Lg tcls kxejphk, yiu biuhm bigflùrk iptligs

ti mlstrloutk tck uglquk mkfeuht ètkwey ti tck skburlty-kxkjpt bhess.


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Brketlg` e gkw uskr bhess

Mkflglg` e gkw uskr bhess


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Bigflùrlg` iptligs fir e bustij uskr bhess

Fir kxejphk, ti bigflùrk e biggkbtlig gejkm Hibeh Erke Biggkbtlig wltc tck bhess LM gejkm

RejphkLM, typk tck fihhiwlg` bijjegm4

lpbigfl` /sktbhesslm "hibeh erke biggkbtlig" RejphkLM

Eftkr yiu rug tcls bijjegm ig e MCB^ bhlkgt, tck bhlkgt wlhh lgckrlt tck iptligs mkflgkm fir tcet bhess lg

emmltlig ti tck iptligs mkflgkm fir tck mkfeuht uskr bhess. Lf tck twi iptligs bigfhlbt, subc es wltc tck

mkflgltlig if e mkfeuht ètkwey, tck iptlig mkflgkm fir tck jirk spkblflb bhess teaks prkbkmkgbk ivkr tck

skttlg` mkflgkm fir tck Mkfeuht [skr bhess.


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lpbigfl` /rkgkw | lpbigfl` /sktbhesslm |JBRE 0>-6=?Bigtrihhlg` MCB^ Ebbkss ]criu`c JEB Flhtkrlg`

]ck Ehhiw fihmkr ebts es e wcltkhlst. Lf yiu emm e slg`hk JEB emmrkss ti tck Ehhiw fihmkr egm kgeohk tck

flhtkr, ehh bhlkgts git hlstkm erk mkglkm MCB^ skrvlbk. ]ck Mkgy fihmkr ls e ohiba hlst. Bhlkgts wcisk JEB

emmrkssks yiu emm ti tcls fihmkr erk kxphlblthy mkglkm MCB^ skrvlbk es siig es tck flhtkr ls kgeohkm.

Emmlg` bijputkrs ti eg Ehhiw flhtkr lg MCB^

MCB^ Mkhey Bigflùretlig

]ck Mkhey Bigflùretlig skttlg` ls egitckr fketurk gkw ti MCB^ lg Plgmiws Rkrvkr ?>>3 _?. Pckg yiu

bigflùrk e mkhey ig tck Emvegbkm teo if tck Rbipk ^ripkrtlks mlehi` oix (sciwg lg Flùrk =-?6), yiulgstrubt tck MCB^ skrvkr ti welt e spkblflkm gujokr if jlhhlskbigms okfirk rkspigmlg` ti bhlkgt rkquksts

fir MCB^ skrvlbk. ]cls fketurk ls uskfuh wckg yiu cevk twi MCB^ skrvkrs ig tck gktwira egm wegt ti

usk igk es e oebaup. Lg tcls sbkgerli, yiu sciuhm bigflùrk tck mkhey ig yiur oebaup MCB^ skrvkr si

tcet tck prkfkrrkm skrvkr ces e bcegbk ti rkspigm flrst.


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Bigflùrlg` e mkheykm rkspigsk frij tck MCB^ skrvkr

[slg` tck MCB^ Rphlt-Rbipk Bigflùretlig Plzerm

Lt ls rkbijjkgmkm fir feuht tihkregbk tcet yiu mkphiy e oebaup MCB^ skrvkr ehig` wltc yiur prljery

MCB^ skrvkr. ]i ckhp yiu ljphkjkgt tcls twi-MCB^ skrvkr sbkgerli, Plgmiws Rkrvkr ?>>3 _? lgbhumks e

wlzerm tcet bigflùrks twi MCB^ skrvkrs wltc lmkgtlbeh bigflùretligs tcet sphlt eg emmrkss reg`k.

^rkperk fir tck wlzerm oy bigflùrlg` tck flrst MCB^ skrvkr wltc tck fuhh emmrkss reg`k egm ehh mkslrkm

iptligs egm skttlg`s. ]ckg, emm tck MCB^ skrvkr rihk ti tck skbigm skrvkr, out migt emm egy sbipks. Ig

tck flrst skrvkr, rl`ct-bhlba tck Rbipk fihmkr lg tck MCB^ bigsihk, pilgt ti Emvegbkm, egm tckg skhkbt

Rphlt-Rbipk


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Rtertlg` tck Rphlt-Rbipk Bigfl`uretlig Plzerm


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Rphlttlg` tck emmrkss reg`k lg tck MCB^ Rphlt-Rbipk Bigflùretlig Plzerm

Bigflùrlg` MCB^ ti ^krfirj Mygejlb MGR [pmetks fir Bhlkgts

Oy mkfeuht, wckgkvkr e MCB^ skrvkr privlmks eg emmrkss hkesk ti e bhlkgt

rugglg` Plgmiws ?>>> ir hetkr, tcet MCB^ skrvkr eutijetlbehhy ettkjpts ti

rk`lstkr e pilgtkr (^]_) rkbirm fir tck bhlkgt lg e rkvkrsk hiiaup zigk ig tck MGR

skrvkr.Ciwkvkr, MCB^ skrvkrs mi git rk`lstkr cist (E) rkbirms ig okcehf if bhlkgts oy mkfeuht. ]cls ls

git e priohkj wckgkvkr bhlkgts rugglg` Plgmiws ?>>> ir hetkr erk bigflùrkm wltc e prljery MGR sufflx

(subc es lg EM MR kgvlrigjkgts), okbeusk subc MCB^ bhlkgts beg rk`lstkr tcklr iwg cist (E) rkbirms

mlrkbthy wltc tck MGR skrvkr.

Ciwkvkr, fir bijputkrs git rugglg` Plgmiws ir Plgmiws G], egm fir ehh bijputkrs lg wira`riup

kgvlrigjkgts, MCB^ bhlkgts mi git eutijetlbehhy rk`lstkr cist (E) rkbirms lg MGR. Lg tcksk besks, yiu

jl`ct wegt ti bceg`k tck MCB^ skrvkrs mkfeuht MGR upmetk okcevlir si tcetlt beg pkrfirj jirk typks

if upmetks ig okcehf if lts bhlkgts. ]i jimlfy e MCB^ skrvkrs MGR upmetk okcevlir, usk tck MGR teo if e

sbipks ^ripkrtlks mlehi` oix lg tck MCB^ bigsihk.


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Mkfeuht MGR upmetk skttlg`s fir e MCB^ skrvkr

]ck mkfeuht skttlg` if Mygejlbehhy [pmetk MGR E Egm ^]_ _kbirms Ighy Lf _kqukstkm Oy ]ck MCB^

Bhlkgts ksskgtlehhy upmetks ighy e ^]_ rkbirm fir MCB^ bhlkgts rugglg` Plgmiws ?>>> egm hetkr. Lf yiu

lgstkem skhkbt Ehweys Mygejlbehhy [pmetk MGR E Egm ^]_ _kbirms, tck MCB^ skrvkr wlhh ehsi upmetk eg

E rkbirm fir MCB^ bhlkgts rugglg` Plgmiws ?>>> egm hetkr, privlmkm tcet tck MCB^ bhlkgt ces rkbklvkm e

hkesk spkblfylg` MCB^ iptlig >5; wltc e MGR mijelg gejk. ]ck iptlig Mlsberm E Egm ^]_ _kbirms

Pckg Hkesk Ls Mkhktkm, wclbc ls skhkbtkm oy mkfeuht, rkjivks tck E egm ^]_ rkbirms frij tck MGR

meteoesk wckg tck MCB^ hkesks kxplrk.

Gkxt, yiu beg ehsi skhkbt tck iptlig ti mygejlbehhy upmetk MGR E egm ^]_ rkbirms fir MCB^ bhlkgts tcet

mi git rkqukst upmetks. ]cls iptlig bigfl`urks tck MCB^ skrvkr ti pkrfirj MGR rk`lstretlig if E egm

^]_ rkbirms fir bhlkgts subc es Plgmiws G] bhlkgts egm jegy Hlgux bhlkgts tcet mi git rkqukst MGR

upmetks.


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lpbigfl` /rkgkw | lpbigfl` /sktbhesslm |JBRE 0>-6=?Bigflùrlg` Gejk ritkbtlig

Plgmiws Rkrvkr ?>>3 _? iffkrs e gkw Gejk ^ritkbtlig fketurk fir mygejlb upmetks tcet yiu beg

bigflùrk oy bhlbalg` tck Bigflùrk outtig ig tck MGR teo.

Bigflùrlg` Gejk ^ritkbtlig fir mygejlb upmetks

Gejk ^ritkbtlig emmrkssks e priohkj lg wclbc rk`lstretligs fir bhlkgts git rugglg` Plgmiws beg

ivkrwrltk kebc itckrs rksiurbk rkbirms, kvkg lg zigks wckrk skburk mygejlb upmetks erk kgeohkm.Pltc gejk pritkbtlig, bhlkgts git rugglg` Plgmiws erk rk`lstkrkm wltc emmltligeh rksiurbk rkbirms

behhkm MCBLM rkbirms tcet kffkbtlvkhy essibletk bijputkr LMs wltc E rkbirms. Es e rksuht if tcls

pribkmurk, tck MCB^ skrvkr beg pkrfirj MGR rk`lstretligs ig okcehf if lts bhlkgts ighy es hig` es gi

itckr bijputkr, lgbhumlg` gig-Plgmiws bhlkgts, ces okkg rk`lstkrkm lg tcet MGR zigk wltc tck sejk

gejk.

Bigflùrlg` Gejk ^ritkbtligegm MCB^ Rtkp-oy-Rtkp @ulmk4 Mkjigstretk MCB^ Gejk ^ritkbtlig lg

e ]kst Heo.

[slg` tck Mgs[pmetk^rixy Rkburlty @riupEs jkgtligkm prkvliushy, yiu beg bigflùrk e MCB^ skrvkr si tcet lt mygejlbehhy rk`lstkrs oitc E egm

^]_ rksiurbk rkbirms ig okcehf if MCB^ bhlkgts. ]cls bigflùretlig, ciwkvkr, beg ibbesligehhy hkem ti

priohkjs lg zigks lg wclbc ighy skburk mygejlb upmetks erk ehhiwkm. Fir kxejphk, lf tck MCB^ skrvkr

felhs egm ls rkphebkm oy e oebaup MCB^ skrvkr, tck oebaup MCB^ skrvkr wlhh ok ugeohk ti upmetk egy

rksiurbk rkbirms tcet tck irl`lgeh MCB^ rk`lstkrkm. Es egitckr kxejphk, lf e MCB^ skrvkr ces rk`lstkrkm


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lpbigfl` /rkgkw | lpbigfl` /sktbhesslm |JBRE 0>-6=?e rksiurbk rkbirm ig okcehf if e bhlkgt rugglg` eg ihmkr vkrslig if Plgmiws, egm tckg tck bhlkgt

bijputkr ls up`remkm, tck bhlkgt wlhh gi hig`kr ok eohk ti upmetk lts MGR rkbirm.

\iu beg prkvkgt tcksk typks if priohkjs oy emmlg` tck MCB^ skrvkr ti tck oulht-lg skburlty `riup behhkm

Mgs[pmetk^rixy lg EM MR. Pckg jkjokrs if Mgs[pmetk^rixybrketk rksiurbk rkbirms, tck rksiurbk

rkbirms cevk gi skburlty lgfirjetlig. ]cksk rkbirms beg tckrkfirk ok upmetkm oy egy bijputkr, kvkg lgzigks rkqulrlg` skburk upmetks. Ciwkvkr, es siig es tck flrst MCB^ skrvkr ir bhlkgt tcet ls git e jkjokr

if tck Mgs[pmetk^rixy `riup jimlflks subc e rkbirm, tcet skrvkr ir bhlkgt tckg okbijks lts iwgkr. Eftkr

tcet pilgt, ighy tck iwgkr beg upmetk tck rkbirm lg zigks rkqulrlg` skburk upmetks.

Mkbrkesk tck bhkegup lgtkrveh

]i pkrfirj tcksk pribkmurks, yiu just ok e jkjokr if tck Emjlglstretirs `riup, ir yiu just cevk

okkg mkhkètkm tck eppriprletk eutcirlty.

]i usk eGktscbijjegm ti skt tck bhkegup lgtkrveh tljk4

Et tck MCB^ skrvkr, bhlba Rtert, bhlba _ug, typk bjm, egm tckg prkss KG]K_.

]ypk gktsc mcbp skt meteoeskbhkeguplgtkrveh "GkwLgtkrveh" (wckrk "GkwLgtkrveh" ls tck

ejiugt if tljk lg jlgutks oktwkkg MCB^ meteoesk bhkegups).

Lgstehhlg` egm Bigflùrlg` MCB^ ig e Rkrvkr Birk Lgstehhetlig

]i bigflùrk e MCB^ skrvkr ig e Rkrvkr Birk lgstehhetlig if Plgmiws Rkrvkr ?>>3 ir Plgmiws Rkrvkr

?>>3 _?, flrst lgstehh tck MCB^ Rkrvkr rihk oy typlg` tck fihhiwlg` bijjegm4

stert /w ibsktup MCB^RkrvkrBirk

Kvkg tciu`c tcls bijjegm lgstehhs tck MCB^ Rkrvkr rihk, lt miks git eutijetlbehhy stert tck MCB^ Rkrvkr

skrvlbk ir bigflùrk tck skrvlbk ti stert eutijetlbehhy oy mkfeuht upig stertlg`. ]i stert tck skrvlbk fir

tck flrst tljk, usk tck fihhiwlg` bijjegm4

gkt stert mcbpskrvkr

]i bigflùrk tck MCB^ skrvlbk ti stert eutijetlbehhy, typk tck fihhiwlg` bijjegm. (Ok surk ti lgbhumk

tck spebk eftkr tck kqueh sl`g.)

sb bigfl` mcbpskrvkr stert: euti

Lf yiu wegt ti bigflùrk e Rkrvkr Birk lgstehhetlig es e MCB^ bhlkgt fir L^v=, typk tck fihhiwlg`

bijjegm, wckrk hibeh erke biggkbtlig ls tck gejk if tck biggkbtlig ig tck gktwira4

gktsc lgtkrfebk lpv= skt emmrkss "hibeh erke biggkbtlig" mcbp

]i bigflùrk tck skrvkr ti iotelg e MGR skrvkr emmrkss tcriu`c MCB^, typk tck fihhiwlg`4

gktsc lgtkrfebk lpv= skt mgsskrvkr "hibeh erke biggkbtlig" mcbp


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Hkssig Rujjery

Eftkr yiu mkphiy e MCB^ skrvkr, yiu jl`ct wegt ti pkrfirj emmltligeh bigflùretlig oy uslg` tck MCB^

bigsihk. Fir kxejphk, yiu beg brketk kxbhuslig reg`ks, brketk rkskrvetligs, emdust tck hkesk muretlig,

egm bigflùrk emmltligeh iptligs.

Eg kxbhuslig ls eg emmrkss wltclg e sbipks emmrkss reg`k tcet beggit ok hkeskm ti MCB^ bhlkgts. \iu beg

usk kxbhusligs ti jeak e sbipks emmrkss reg`k bijpetlohk wltc stetlb emmrkssks ehrkemy essl`gkm ti

bijputkrs ig e gktwira.

E MCB^ rkskrvetlig ls e pertlbuher emmrkss tcet e MCB^ skrvkr essl`gs ti e bijputkr iwglg` e pertlbuher

JEB emmrkss.

Eg iptligs bhess ls e bhlkgt betkìry tcet kgeohks tck MCB^ skrvkr ti essl`g iptligs ighy ti pertlbuher

bhlkgts wltclg e sbipk. Vkgmir bhessks erk uskm ti essl`g vkgmir-spkblflb iptligs ti MCB^ bhlkgts

lmkgtlflkm es e vkgmir typk. [skr bhessks erk uskm ti essl`g iptligs ti egy skt if bhlkgts lmkgtlflkm es

scerlg` e bijjig gkkm fir sljlher MCB^ iptligs bigflùretlig.

]ck Mkfeuht [skr bhess ls e bhess ti wclbc ehh MCB^ bhlkgts okhig` egm tck bhess lg wclbc ehh iptligs erk

brketkm oy mkfeuht.

\iu beg brketk e bustij uskr bhess wckg yiu gkkm ti essl`g mlstlgbt iptligs ti mlstlgbt skts if bhlkgt

bijputkrs. Eftkr yiu brketk e bustij uskr bhess egm essl`g iptligs ti lt, yiu beg essl`g e bhlkgt ti e

bhess oy uslg` tck Lpbigfl` /sktbhesslmbijjegm.

Bceptkr Rujjery

MCB^ skrvkrs privlmk bhlkgts wltc L^ emmrkssks. MCB^ bhlkgts erk tcisk tcet cevk okkg bigflùrkm ti

rkbklvk eg emmrkss eutijetlbehhy. Pckg subc bhlkgts cevk gi emmrkss, tcky skgm e gktwira oriembest

rkqukstlg` tck skrvlbk if e MCB^ skrvkr. Lf e MCB^ skrvkr hlks wltclg oriembest reg`k, lt wlhh egswkr tck

rkqukst egm privlmk tck bhlkgt wltc eg emmrkss frij eg emmrkss reg`k yiu bigflùrk.

Kebc reg`k if bigtlùius emmrkssks tcet beg ok essl`gkm ti MCB^ bhlkgts ls agiwg es e sbipk.

Emmrkssks erk hkeskm ti bhlkgts fir e flgltk ejiugt if tljk. ]ck MCB^ skrvkr akkps treba if hkeskm

emmrkssks lg e hibeh meteoesk.

MCB^ iptligs erk bigflùretlig skttlg`s tcet e MCB^ skrvkr beg essl`g ti bhlkgtsskttlg`s subc es e

mkfeuht ètkwey emmrkss egm MGR skrvkr emmrkss.

\iu beg mkphiy e MCB^ skrvkr oy uslg` tck Emm _ihks Plzerm ti emm tck MCB^ Rkrvkr rihk. Pckg yiu

bciisk tcls rihk, tck Emm _ihks Plzerm `lvks yiu eg ippirtuglty ti bigflùrk tck oeslb fketurks if e

MCB^ skrvkr. ]cksk fketurks lgbhumk e MCB^ sbipk egm oeslb MCB^ iptligs.


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lpbigfl` /rkgkw | lpbigfl` /sktbhesslm |JBRE 0>-6=?\iu beg ehsi bigfl`urk e MCB^ skrvkr oy uslg` tck MCB^ bigsihk eftkr yiu rug tck Emm _ihks Plzerm.

\iu beg usk tck MCB^ bigsihk ti emm gkw sbipks, brketk kxbhuslig reg`ks, brketk rkskrvetligs, emdust

tck hkesk muretlig, egm bigfl`urk emmltligeh iptligs.

Chapter4 - Creating DHCP Infrastructure

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