ve;j xU kdpjDf;Fk; jdpik> me;juq;fk; vd;gJ ,y;yhj msTf;F 'fz;fhzpg;Gfs;" mjpfupj;Js;sd. 'ghJfhg;G" vd;w fhuzj;jpy; njhlq;fpa fz;fhzpg;Gfs; ,d;W gy;NtW tbtq;fspy; cUkhwptpl;lJ. kdpjidr; Rw;wp Vuhskhd 'Nfkpuh" fz;fs;> 'nrd;rhu;" fUtpfs; #o;e;Js;sd. thfdj;jpy; nry;Yk;NghJ rhiy tpjpfis kPwpdhy; NghJk;... VNjh xU %iyapy; tpopj;Jf; nfhz;bUf;Fk; 'Nfkpuh" mij glk; gpbj;J mguhjk; nrYj;j itj;J tpLk;.

,g;gb kdpj ,dj;ijr; Rw;wp ,Uf;Fk; 'nrd;rhu;"fs; %yk; jdpikf;F Mgj;J Vw;gl;lhYk; rpf;fyhd Neuj;jpy; cjtpf;F tUtJk; ,e;j 'nrd;rhu;" fUtpfNs. mJ njhlu;ghd fl;Liuapd; ,uz;lhk; kw;Wk; ,Wjpg; ghfk; ,e;j thuk; ,lk; ngWfpwJ.

njhopy; El;g trjpfspYk;> etPd fUtpfSk; mjpf mstpy; gad;gLj;j njhlq;fpa gpwF kdpjdpd; jdpik fhzhky; Ngha;tpl;lJ. ePq;fs; tPl;Lf;Fs; ,Ue;jhYk;> njUtpy; ele;J nrd;whYk; 'Nfkpuh" fz;fs; kw;Wk; [p.gp.Mu;.v];. njhopy; El;gj;jpy; ,Ue;J jg;gpf;fNt KbahJ.

ek;Kila me;juq;f jfty;fs; midj;Jk; ghJfhg;ghf ,Uf;fpwJ vd;W epidj;jhy;> ePq;fs; Vkhe;J NghtPu;fs;. ,jw;F cjhuzkha; 'nry;Nghd;"fis nrhy;yyhk;.

cq;fsplk; 'nry;Nghd;" ,Uf;fpwJ vd;why; ,j;jifa mDgtk; epr;rak; Vw;gl;bUf;Fk;. jpBnud;W xU ,dpa ngz; Fuy; cq;fis mioj;J ,dpf;f ,dpf;f Ngrj; njhlq;Fk;. Vfg;gl;l kupahijAld; cq;fs; ngau; nrhy;yp mioj;J> vq;fs; tq;fpapd; fpnubl; fhu;L thq;Fq;fNsd; vd;W nfQ;rpg; NgRk;.

cq;fs; nry;Nghd; ek;gu; me;j epWtdj;Jf;F vg;gb fpilj;jJ. ePq;fs; nfhLf;fhj NghjpYk; mtu;fshy; vg;gb njhlu;G nfhs;s Kbe;jJ. ,jw;F fhuzk; nry;Nghd; epWtdk; cq;fisg; gw;wpa tptuq;fis me;j tq;fpf;F 'tpw;Wtpl;lJ" jhd;.

Nkiy ehLfspy; kf;fspd; thq;Fk; rf;jp> tUkhdk;> tpUg;gk; Nghd;wtw;iw njupe;J nfhs;s GJikahd Kiwia filg;gpbf;fpwhu;fs;. mjhtJ xU epWtdk; fPo;f;fz;lthW mwptpg;G ntspapLk;. 'vq;fs; epWtdj;jpy; gjpT nra;J nfhs;gtu;fSf;F xU nfhs;Kjy; ml;il (\hg;gu; fhu;L) ,ytrkhf jug;gLk;. ,ijg; gad;gLj;jp ePq;fs; Fwpg;gpl;l filfspy; thq;Fk; nghUl;fSf;F js;Sgb kw;Wk; rYiffs; toq;fg;gLk;."

,e;j mwptpg;ig ek;gp gyu; ,ytrk;jhNd vd;W epidj;J nfhs;Kjy; ml;ilia thq;FtJz;L. Mdhy; nfhs;Kjy; ml;ilia nfhLf;Fk; Kd;G me;j epWtdj;jplk; cq;fs; ngau;> Kftup> njhiyNgrp vz;fs;> tUkhdk;> tpUk;gp thq;Fk; nghUl;fs;> vjpu;fhyj;jpy; thq;f jpl;lkpl;Ls;s nghUl;fs;... vd;W cq;fisg; gw;wpa midj;J tptuq;fisAk; nfhLj;jpUg;gPu;fs;.

me;j epWtdKk; ,JNghd;w thbf;ifahsu; jfty;fis gpugy epWtdq;fs;> tpahghu mikg;Gfsplk; gzk; thq;fpf; nfhz;L tpw;W tpLfpd;wd. me;j epWtdq;fSk; njhiyNgrpapy; cq;fis njhlu;G nfhz;L 'mofhd Gjpa b.tp.ia ehq;fs; jahupj;J ,Uf;fpNwhk;. ePq;fs; Gjpa b.tp. xd;W thq;Fk; kd epiyapy; ,Uf;fpwPu;fs;. cq;fSf;fhf 10 rjtPjk; js;Sgb tpiyapy; b.tp.ia jUfpNwhk;" vd;W Mir thu;j;ij fhl;b nghUl;fis tpw;f Kaw;rp nra;tJz;L.

nrd;rhu; epiwe;j cyfk;:

,e;jpa Gjpa nrd;rhuhy; epug;gg;gl;l cyfk; ekJ jdpg;gl;l tho;f;ifia njs;sj; njspthf ntspAyfpw;F fhl;bdhYk;> rpy Ma;thsu;fs; ,j;njhopy; El;gj;ij Nkk;gLj;jp jdpikia ghJfhf;Fk; Ma;Tfspy; <Lgl;L tUfpd;wdu;. ,jpy; rpy Ntiyg;ghLfs; fLikahd ciog;gpdhy; xU Gjpa juTj;jsj;ij mikj;J kf;fspd; milahsq;fis njspthf mikj;J jPtputhj jLg;Gj; Jiwfspd; Gyd; tprhuizf;F gf;f gykhf mikag; NghfpwJ (CAPPS-II  jpl;lk;Nghy;).

fyp/Nghu;dpahtpYs;s ghNgh My;Nlh Ma;T ikaj;ij Nru;e;j nju]h yz;l; vd;gtu; 'jdpik Jizf; fUtpfs;" (Privacy Appliances) tbtikg;gpy; <Lgl;L tUfpwhu;. juTj; jsj;Jld; ,izf;fg;gl;l ,f;fUit juTfs; cl;GFjy; kw;Wk; ntspNaWjiy tbfl;LfpwJ. ,J jPr;Rtu; (Firewall) tiyaikg;G Nghy; nray;gl;L fzpdp ituq;fs; kw;Wk; mj;JkPwp Eiogtu;fisAk; (Hackers) jLf;fpwJ.

cjhuzkhf xU nts;is epw Nthy;f;]; Ntfd; fhupd; gOJ ghu;f;fg; gl;l jftiy tpdTk; juTj;jsjpw;F gjpy; mspf;Fk;nghOJ nju]h yz;l; rpd; tbfl;b (Fitter) Kjypy; kw;w nghJ juTj;jskhd fhupd; gjpT vz; kw;Wk; ,NjNghy; NtW fhu; ,Uf;fpd;wdth vd rup ghu;f;fpwJ. xNu xU fhu; kl;Lk; ,Ue;jhy; mf;fhupd; cupikahsupd; milahsj;ij mwpe;Jnfhs;fpwJ. me;j juTj;jsj;jpy; tpdtYf;F (Query) gjpy; mspf;f Ntz;Lnkd;why; ePjpkd;w MizNah my;yJ kw;w mjpfhug; G+u;t MizfNsh rku;gpf;fg;gl;lhy; kl;LNk mijg;gw;wpa KO tptuq;fis mspf;fpwJ. NkYk; ahuhtJ mj;JkPwp ,j;jfty;fisg; ngw Kw;gl;lhy; mtu;fspd; tptuq;fisAk; gjpT nra;J nfhs;fpwJ. nju]h yz;l; Ma;tpw;F Total Information Awarnmess Project gz cjtp nra;fpwJ vd;gJ Fwpg;gplj;jf;fJ.

fhu;dp[; nkNyhd; gy;fiyf;fo fj;ijr; Nru;e;j cjtp tpupTiuahsu; yj;jd;ah Rtpdp vd;gtu; tbtikj;j nkd;nghUs; Kw;wpYk; NtW khjpupahd Aj;jpia gpd;gw;wpaJ. ,tupd; jdpikia Kd;dpWj;jp tbtikf;fg;gl;l nkd;nghUs; jdp egupd; tptuq;fis mspf;fhJ. cjhuzkhf> ,J rk;ge;jg;gl;l egupd; tPnrhypf; FwpaPl;by; (Gip Code) Kjy; %d;W ,yf;fq;fis kl;LNk nfhLf;Fk;. mNjkhjpup gpwe;j ehs; gw;wpa tptuq;fspy; gpwe;j tUlj;ij kl;LNk nfhLf;Fk;.

kw;w rpy Ma;thsu;fSk;> xUtiug; gw;wpa mjpfg;gbahd jfty;fs; gupkhw;wk; nra;ag;gLtij jLf;Fk; Ma;Tfspy; <Lgl;L tUfpd;wdu;. tPbNah fz;fhzpg;G Nfk uhf;fs; Fw;w nray;ghLfis fz;fhzpf;fNt mikf;fg;gl;lhYk; vy;yhtpjkhd eltbf;iffisAk; fz;fhzpf;fpwJ. fyp/Nghu;dpah gy;fiyf;fofj;ijr; Nru;e;j Nkhfd; jpupNtjp vd;gtu; xU Gjpa fz;fhzpg;G Nfkuhit tbtikj;jhu;. ,J fz;fhzpf;Fk; ,lj;jpy; elkhLk; kf;fspd; cUtq;fis gjpT nra;tij jLf;fpwJ. mNj rkak; mf;fz;fhzpg;Gf;Fl;gl;l gFjpapy; re;Njfj;jpw;Fupa tifapy; nray;ghLfs; ,Ue;jhy; (cjhuzkhf xU ,lj;jpy; kf;fs; elkhLk; nghOJ xUtu; kl;Lk; Xbdhy;) cldbahf mjd; cUtj;ij gjpT nra;J tpLk;. ePq;fs; ,Uf;Fk; ,lj;ij Jy;ypakhf mwpAk; nrd;rhu;fSk; cz;L. ,it Smart Building Sensor Networks  vd miof;fg;gLfpwJ.

cjhuzkhf mYtyfj;jpy; gzpGupAk; mYtyu;fs; mtutu; ,lj;jpy; ,Uf;fpwhu;fsh vd;gij mwpAk;. fzpdp mwptpay; Jiwapy; Kidtu; gl;lk; gapw;rp Nkw;nfhs;Sk; khztu; khu;Nfh FUnlfu; vd;gtu; xU Gjpa nrd;rhiu tbtikj;Js;shu;. ,e;j nrd;rhu; %yk; xU Fwpg;gpl;l ,lj;jpy; vt;tsT Ngu; cs;sdu; vd;gij kl;Lk; mwpe;J nfhs;s KbAk;. ,it 'gadu; mlu;j;jp" (User Density) vd;wiof;fg;gLfpwJ. ,it Fwpg;gpl;l ,lj;jpy; vt;tsT Ngu; cs;sdu; vd;gij Jy;ypakhf mwpag;gl;lhYk; ahu; ,Uf;fpwhu;fs; vd;gij mwpa KbahJ.

rupahf xd;wiu tUlq;fSf;F Kd;ghf Pervasive Computing  gapw;rp ikaj;ijr; Nru;e;j khu;f; yhnfupd;]; vd;gtu; INuhg;ghtpy; cs;s gy nrd;rhiu mbg;gilahff; nfhz;L tbtikf;Fk; nghUl;fspd; gupNrhjidf; $lj;jpw;F nrd;W nrd;rhiug; gw;wpAk;> jdpikapd; ghjpg;Gfisg; gw;wpAk; fUj;Jf;fisf; $WkhW mjd; tbtikg;ghsu;fisf; Nfl;lhu;. Mdhy; mtu;fNsh ',J vd; Ntiy my;y" vd;Wk; ',J rl;lk; ,aw;Wgtu;fspd; Ntiy vd;Wk;" $wpdu;. ,jd; Kbtpy; ,tu; $wpajhtJ 'jdpik ghJfhg;G" vd;gJ tUq;fhyj;jpy; Nkw;nfhs;s Ntz;ba gzpahfNt khwptpl;lJ.

nrd;rhu; tbtikg;ghsu;fspd; kdg;ghd;ik Ntfkhf khwptUk; cyfpd; vz;zq;fis gpujpgypg;gjhfNt cs;sJ. jdpikapy; Vw;gl;Ls;s khw;wq;fs; fhyg;Nghf;fpy; ekJ vjpu;ghu;g;Gfis rpy rkak; rpwpajhfNth my;yJ rpy rkak; ngupajhfNth khw;wf;$Lk;. fhyg;Nghf;fpy; 'ehk; fz;fhzpf; fg;gLfpNwhk;" vd;w #o;epiy ekf;Fk; gof;fkhfp tpLk;. njhopy; El;gq;fs; tsutsu mjd; nrytPdq;fs; FiwtNjhL kpfTk; rf;jptha;e;jjhf khwptpLfpwJ. ,jd; %yk; jdpikNa ,y;yhj xU r%fj;jpy; thOk;gbahd #o;epiyf;F ehk; js;sg;gLNthk;. Mdhy; ,e;j khw;wq;fs; mt;tsT vspjhf ,Uf;fhJ. ,e;j nrd;rhu;fs; ehk; ghJfhg;ghfTk;> jpwd; kpFe;jjhfTk;> rpwe;j tho;f;if Kiwia nfhz;ljhfTk; khw;Wk; vd;gjpy; Iakpy;iy. ,Ue;jhYk; ,it jtWjyhfg; gad;gLj;Jk; tha;g;GfSk; mjpfk;. xt;nthU ehLk;> ehk; ,j;jifa fz;fhzpg;gpy; ,Ue;Jk; mj;JkPwy;fspy; ,Ue;J tpLgLtjw;F fLikahfg; Nghuhl Ntz;bajpUf;Fk;.
 

'kidtp miktnjy;yhk; ,iw td; nfhLj;j tuk;" vd;ghu;fs;. rpyUf;F kidtp tukhf miktJz;L. rpyUf;F kidtp rhgkhf Ngha; tpLtJk; cz;L. kidtpaplk; khl;bf; nfhz;L tpopf;Fk; fztu;fspy; rpyu; Gj;jprhypj;jdkha; jg;gpj;Jf; nfhs;tJk; cz;L.

'mtru mYtyf Ntiyahf 'ntspa+u;" gazk; nry;y Ntz;bAs;sJ vd;W (ngha;) nrhy;yp tpl;L ez;gu;fSld; Rw;Wyh nrd;W '[hyp"ahf ,Ug;gJz;L. ,NjNghy rpyu; fpupf;nfl; Nghl;bfis ghu;f;f Ntz;Lk; vd;gjw;fhf 'jiytyp capu; NghfpwJ" vd;W mYtyfj;jpy; lgha;j;J tpl;L ikjhdj;jpy; Ml;lk; NghLtJk; cz;L.

,dpNky; cq;fs; Nky; mjpfhupiaNah> kidtpiaNah Vkhw;wp tpl;L xU ,lj;Jf;F Nghtjhf $wptpl;L ,d;ndhU ,lj;Jf;F Nghf KbahJ. ePq;fs; ve;j ,lj;jpy; ,Uf;fpwPu;fs;> vd;d nra;J nfhz;L ,Uf;fpwPu;fs; vd;gij fhl;bf; nfhLf;Fk; njhopy; El;gk; te;J tpl;lJ.

,e;j Gjpa njhopy; El;gj;jpw;F I.gp.tp.6 (IPV6) vd;W ngau;.

mJrup I.gp.tp.6 vd;why; vd;d vd;fpwPu;fsh? ,J xU ',iza js topKiw Kftup" (Internet Protocal Address) mikg;ghFk;.

IPV vd;gJ Internet Protocal Verson  vd;gjhFk;. ,jpy; Gjpa tbtikg;Gjhd; I.gp.tp.6 mjhtJ ,z;lu;nel; GNuhlhfhy; tu;rd; 6 vd;gjhFk;.

,iza js Kftupfs; vz;fs; kw;Wk; ngau;fis mbg;gilahf nfhz;lJ. jw;NghJ 32 'gpl;"  fs; nfhz;l KftupNa gad;gLj;jg;gLfpd;wd. ,jd; %yk; Fiwe;j msT ,izajs Kftupfs; kl;LNk cUthf;f KbAk;. gad;gLj;j KbAk;. I.gp.tp.6 vd;gJ 128 'gpl;"fs; nfhz;lJ. ,jd; %yk; Vuhskhd Kftupfis gad;gLj;j KbAk;. mjhtJ ,Ukf; fzf;fPLfspd; (Binary Arithmatic) mghu Mw;wy; %yk; 3K 102 vz;zpf;if nfhz;l Kftupfs; gad;gLj;jyhk;. ,jd; fhuzkhf xt;nthU Kftupf;Fk; xU nray;ghLfis mspf;f KbAk;.

cjhuzkhf njUtpsf;Ffspy; Nfkpuh nghUj;jg;gl;L mij ,iza jsk; %yk; fl;Lg;gLj;j KbAk;. ,jd; %yk; xU njUtpy; vd;d elf;fpwJ vd;gij cq;fs; tPl;by; ,Ue;jgbNa ,iza jsk; %yk; ghu;f;fyhk;.

cjhzkhf 10-tJ njUtpy; murpay; fl;rp $l;lk; elf;fpwJ vd;W itj;Jf; nfhs;Nthk;. me;j njUTf;F NghfhkNyNa tPl;by; ,Ue;jgb 10-tJ njUtpy; cs;s Nfkpuhit ,iza jsk; %yk; njhlu;G nfhz;L murpay; $l;lj;ij ghu;f;fyhk;.

NkYk; xt;nthU KiwAk; cq;fsJ fhu; my;yJ nry;Nghd;fs; ,iza jsj;Jld; ,izf;fg;gLk; NghJ ePq;fs; vq;fpUf;fpwPu;fs;. vd;d nra;J nfhz;L ,Uf;fpwPu;fs; Nghd;w tptuq;fs; njupag;gLfpwJ.

ePq;fs; xU [Tspf;filia fle;J nry;Yk;NghJ cq;fs; nry;Nghdpy; xU 'jfty;" (v];.vk;.v];.) te;J tpOk;. Fwpg;gpl;l me;j [Tspf; filapd; Gjpa tuTfs;> js;Sgb rYif tptuq;fs; me;j jftypy; njuptpf;fg;gLk;.

[Tspf;filapd; fk;g;a+l;lu; kw;Wk; fil thrypy; cs;s nrd;rhu; fUtpfs; Nfkpuhf;fs; ,jw;F fhuzkhFk;. [Tspf; filia fle;J nry;Yk;NghJ nrd;rhu; fUtpfs; kw;Wk; Nfkpuhf;fs; cq;fis glk; gpbf;Fk;. cq;fsplk; cs;s nry;Nghd; kw;Wk; fpnubl; fhu;Lfs;> ];khu;l; fhu;Lfs; %yk; cq;fisg; gw;wpa jfty;fs; nehbg; nghOjpy; Nrfupf;fg;gLk;. gpd;du; ,e;j jfty; midj;Jk; [Tspf;filapd; fk;g;a+l;lUf;F mDg;gg;gl;L gpd;du; mjd; %yk; cq;fs; nry;NghDf;F v];.vk;. v];. gwf;Fk;.

tpw;gid epiyaq;fs; kw;Wk; E}yfq;fspy; Mu;.vg;.I.b  vdg;gLk; milahs ml;ilfs; gad;gLj;JtJ mjpfupj;J tUfpwJ. Mu;.I.vg;.b.vd;why; NubNah gpupFtd;rp Ild;bgpNfrd; rp];lk; vd;W ngauhFk;. mjhtJ NubNah miytupir %yk; milahsk; fhZk; KiwahFk;.

,j;jifa Mu;.vg;.I.b milahs ml;ilfs; fhfpjk; Nghy nky;ypajhf ,Uf;Fk;.,jpy; vyf;l;uhdpf;]; ru;f;fpa+l; kw;Wk; rpwpa NubNah Mz;ldh nghUj;jg;gl;l Ez; rpy; -ikf;Nuh rpg;  ,Uf;Fk;. ,e;j Ez;rpy; cg;G J}s; msT jhd; ,Uf;Fk;. ,jd; xU Gwj;jpd; msT 0.4 kpy;ypkPl;lu; jhd;. Mu;.vg;.I.b ml;ilfs; 128 gpl;Lfs; nfhs;sT nfhz;ljhFk;. ,e;j ml;ilapy; rk;ge;jg;gl;l nghUs; gw;wpa jfty;fs; cs;gl midj;J tpjkhd tpahghu jfty;fisAk; gjpT nra;a KbAk;.

jw;NghJ filfspy; ehk; thq;Fk; nghUl;fspy; ghu;NfhLfs; Nghd;w xU mikg;G ,Ug;gij ghu;j;J ,Uf;fyhk;. mjpy; ,Ue;J Nkk;gl;lJ kw;Wk; $Ljy; jpwd; nfhz;ljhf Mu;.vg;. I.b ml;ilfs; ,Uf;Fk;.

cjhuzkhf xU filapy; ];lhf; vLg;gjhf ,Ue;jhy; nfhs; Kjy;> tpw;gidahd ruf;Ffs; Nghd;w tptuq;fs; %yk; if,Ug;G ruf;if rupghu;f;f KbAk;. Mdhy; Mu;.vg;.I.b ml;ilfs; xl;lg;gl;l nghUl;fs; cq;fs; filapy; ,Ue;jhy; xU rpy epkpl Neuj;jpy; ];lhf; vLj;Jtpl KbAk;. mjhtJ Mu;.vg;.I.b ml;ilfis thrpf;Fk; jpwd; nfhz;l fUtp (RFID Reader) cs;sJ. ,e;j fUtpia filf;Fs; my;yJ ruf;Ffs; ];lhf; itj;jpUf;Fk; ,lj;jpy; fhl;bdhy; NghJk; Mu;.vg;.I.b ml;ilfspy; ,Ue;J ntspg;gLk; rpf;dy;fs; %yk; ];lhf; epytuq;fs; gjpthfp tpLk;.

nghUl;fs; tpw;gidapy; kl;Lky;yhky; nghJ kf;fis fz;fhzpf;Fk; gzpf;Fk; Mu;.vg;.I.b ml;ilfs; gad;gLk;. ,jw;F xU cjhuzk;....

cyf tq;fpf;F vjpuhf xU Nghuhl;lk; eilngWfpwJ vd;W itj;Jf;nfhs;Nthk;. mjpy; Vuhskhd nghJkf;fs; fye;J nfhs;fpwhu;fs;. me;j ,lj;Jf;F tUk; NghyPrhu; Mu;.vg;.I.b ml;ilfis thrpf;Fk; fUtp %yk; me;j ,lj;ij ];Nfd; nra;jhy; NghJk;. Mu;.vg;.I.b ml;ilfs; nfhz;l cilfs; mzpe;J ,Ug;gtu;fs; gw;wpa tptuk; gjpthfp tpLk;. ,jd; %yk; ve;j filapy; ePq;fs; cil thq;fpdPu;fs; vd;gJ Kjypy; fz;Lgpbf;fg;gLk;. clNd me;j filapy; cs;s fk;g;a+l;lUld; njhlu;G nfhz;L Fwpg;gpl;l vz; nfhz;l cilia thq;fpaJ ahu;? mtuJ Kftup vd;d? vd;gJ Nghd;w tptuq;fis mwpe;J nfhs;s KbAk;. (cq;fs; rl;ilia cq;fs; ez;gu; mzpe;J nrd;wpUe;jhYk; khl;bf;nfhs;tJ vd;dNth ePq;fs;jhd;).

mg;Gwk; vd;d Nfhu;l;L rk;kd; tPL NjbtUk;.