NGN--ŘI(y)δ
2003/08/04
L㽭źݷֹ˾ֵI(y)(w)(jng)x܊NGN"һW(wng)j(lu)Next-generation network"һNȫµžW(wng)j(lu)wϵܘ(gu)ںIPg(sh)Ͷýwͨżg(sh)˷ֽM_ŵĸĂy(tng)žW(wng)j(lu)D(zhun)׃͑I(y)(w)һW(wng)j(lu)
ֹЛ]һ(bio)(zhn)M(qun)C(gu)NGNM(jn)Ї(yn)xڇNGNµČ~Rһ㷺ָ˱ĿǰľW(wng)j(lu)M(jn)g(sh)܉ṩM(jn)I(y)(w)ľW(wng)j(lu)r\I̡̺ͷ(w)ṩ̌NGNȻָͨPSTN/ISDN/GSM phase 2+ԺľW(wng)j(lu)l(f)չܹW(wng)ĵһW(wng)j(lu)MPLSIPv6cһIPW(wng)Լ3G4GһoͨžW(wng)ȵ
ЇһW(wng)j(lu)ԇҲǰ1999Їž_ʼP(gun)עNGNĄӑB(ti)eOۙܛQg(sh)İl(f)չ20011c늺ˏVܛQͬ8_ʼjᄽϺVݺĂܛQW(wng)2002ЇʽԇW(wng)2002ϺVݡںͺĂؾW(wng)ԇW(wng)j(lu)ĽO(sh)S_ʼ˞ڰȫyԇĿǰӜyԇĸSO(sh)ͨ^˴ĿyԇHh(hun)µĘI(y)(w)yԇԇÌһAεc
ӛߣܾwՄ?w)ݷһW(wng)j(lu)O(sh)M(jn)չr
һW(wng)j(lu)O(sh)ĹѽĂcϺں͏VЇżF˾wģӋ̽ӑҎ(gu)ģMW(wng)ݞ(zi)cNW(wng)j(lu)gͨSocӋMW(wng)j(lu)ƽM(jn)ͬK˵ĽԼDҕlݔ?sh)ȶ헃?ni)NGNʽg(sh)ăԇW(wng)ĜyԇҪO(sh)yԇf(xi)hyԇ͘I(y)(w)yԇ^ЌHxİ͂y(tng)PSTNW(wng)eܾW(wng)Ļ(lin)ԼK˵Ĝyԇȡͨ^ͱTӹ˾оԺкĿǰɸ헜yԇڅRڵĆ}ƶM(jn)һоĿ͘I(y)(w)_l(f)Ӌ
ӛߣTӺͱоԺ@ΜyԇзքeГ(dn)ʲô΄(w)ゃwl(f)F(xin)Щ}
𣺱Tṩƽ_ؓ(f)؟(z)yԇ̵ƶƽ_ģKоԺṩyԇҎ(gu)wĜyԇĿݷṩMW(wng)YԴP(gun)ϹáṩI(y)(w)a̖ǰڵĜyԇ϶ن}NGNĘ(bio)(zhn)δy(tng)һO(sh)ṩ̷Ҳ(j)F(xin)Ć}ƽ_l(f)F(xin)}ƾW(wng)j(lu)g(sh)wľW(wng)j(lu)(yng)ҲǴ˴δҎ(gu)ģyԇҪĿ
ӛߣܛQČcM(jn)չrΣ㷽Մ?w)˺TゃЛ]]O(sh)ṩ̱AƼdͨӍȺ
𣺰ռF˾IJȫĂܛQČcѽ(jng)ǰڵĜyԇĿǰͼF˾O(sh)ṩҪݷǺTӺϺǺϺؐ-ڷǺ͐ţVݷc늺dͨӍ]SҲòͬĘ(bio)(zhn)ԅf(xi)hyԇռǰڜyԇܴı
ӛߣһW(wng)j(lu)wЩc
һW(wng)j(lu){(dio)ǶI(y)(w)ںϺ_ŵĽӿһW(wng)j(lu)ṩZ(sh)(j)ͶýwȸNI(y)(w)ľC_ŵľW(wng)j(lu)ܘ(gu)\I̿Ը(j)I(y)(w)ҪɽMϸֵĹܮa(chn)ƷMW(wng)j(lu)һW(wng)j(lu)ǘI(y)(w)(q)ӵľW(wng)j(lu)ʹI(y)(w)cпƷxcdx@ӾʹI(y)(w)(yng)õ_l(f)ʩõOıһW(wng)j(lu)Ը׃F(xin)ܾW(wng)_l(f)I(y)(w)yͬrNGNĺܛQg(sh)I(y)(w)_l(f)ԱMͨ^ܛF(xin)ͬrڷֽMľW(wng)j(lu)ԌF(xin)W(wng)j(lu)Ŀٲ𣬿ԌF(xin)O(sh)ӋUԽ\IṩI(y)(w)ijɱ
һW(wng)j(lu)ژI(y)(w)_l(f)ʩϵĺʹ\IژI(y)(w)Ј(x)IJM˸(j)팍xI(y)(w)Ŀ\I̵Ј(x)ڹ˾ܛQĺܶ(yng)M߸(j)rӆƣԒZO(sh)ᘌԵԵýwI(y)(w)t@F(xin)һW(wng)j(lu)ă(yu)
ӛߣA(y)ӋһW(wng)j(lu)ʲôrgʽã
𣺺ݷ°ᘌijЩضÑƏVNGNĘI(y)(w)M(jn)гÇLԇrŘI(y)(w)ƏVͨǝuʽֻý(jng)^(f)yԇCĘI(y)(w)\I̷ŕĵƽoVÑʹĿǰЇŵĹ̶ԒI(y)(w)ѽ(jng)ஔ(dng)ҹ̶W(wng)Ҏ(gu)ģ^ҲNGNg(sh)eǸ험(bio)(zhn)вO(sh)NGNW(wng)ҲҪܴͶY]g(sh)ͳɱһW(wng)j(lu)ʽ߀кLһ·Ҫ
ӛߣJ(rn)NGNI(y)(w)ƏV^yʲô
Ҫǘ(bio)(zhn)}ͬSҵƽ_ڼg(sh)(bio)(zhn)xüf(xi)hļԷ߀yʹͬ(bio)(zhn)wϵӿڵĹ׃÷dz(f)sȫҲɞһܴ[dzɱ}ԃ˾^Ҏ(gu)ģO(sh)NGNW(wng)ijɱ͂y(tng)Ĺ̶ԒW(wng)oɌ\I̶ǹPСͶYؓ(f)(dn)Ǽg(sh)ij솖}NGNg(sh)Ŀǰ߀ஔ(dng)ȴڿԵĆ}ҲȱO(sh)֧NGNI(y)(w)Ŀǰ߀]дҎ(gu)ģ`@һ̶ҲK\IƏVNGNI(y)(w)M(jn)ȡ
ӛߣһW(wng)j(lu)(NGN)һ(lin)W(wng)NGIJ(rn)IJͬʲô
һ(lin)W(wng)NGIҲͬӳ(do)Z(sh)(j)ͶýwȸNI(y)(w)ںϵľW(wng)j(lu)(gu)ܣ@һW(wng)j(lu)(NGN)İl(f)չڅһµһ(lin)W(wng)Qǻͨņ}ʹǻͨţҲьԒW(wng)˛_ڶ(lin)W(wng)Ŀ(bio)I(y)(w)ǶýwI(y)(w)ṩķ(w)F(xin)еԒ(w)a(chn)ܴ(lin)W(wng)Ҫ(yu)cǾЄ(chung)oNI(y)(w)(chung)ĘI(y)(w)žW(wng)Ҏ(gu)tƼs@ζNGIпl(f)չNGNĿwϿߕںϰl(f)չ
ĬF(xin)΄ݿNGN˻(lin)W(wng)ĺܶɹg(sh)NGIĔ(sh)(j)ֽM͘I(y)(w)䱾tI(y)(w)߉͘I(y)(w)(chung)NGNܿһ(lin)W(wng)һI(y)(w)Ӽ
NGIDzȫȡNGNNGIȱ\IҪĖ|ӋMģʽģʽһW(wng)j(lu)Ȼ\Í\УNGIHһW(wng)j(lu)һ֡
ӛߣĿǰ(ni)ЇҴ\I̱ЇW(wng)ͨƄ(lin)ͨNGNM(jn)չ
𣺑(yng)ԓfNGN(do)ںZҕl(sh)(j)I(y)(w)Ľy(tng)һЧͳɱṩCϘI(y)(w)ͨžW(wng)j(lu)δŵİl(f)չˑ(yng)Ҳ]ڵļg(sh)(ni)Ď״\ǏNGNP(gun)עҲ_չԼԇW(wng)ԇӋЇƄӺ(lin)ͨڟoͨžW(wng)j(lu)ļg(sh)ڬF(xin)оW(wng)j(lu)3G4GoͨžW(wng)^ݻeOԇ(zhn)ЇW(wng)ͨȥ11"ЇW(wng)ͨԒ̘I(y)W(wng)ϵy(tng)"ԓĿܛQg(sh)(gu)ԒW(wng)j(lu)ĿܛQľW(wng)ͨԒԇW(wng)Ͷ\ЇһW(wng)j(lu)ԇҲ~˴
ԭʼAΣ\I̱ƴҪǃrǵ˺SŘI(y)(w)ĶӻÑ^x֮(yu)̭oֻṩɫ(yu)|(zh)(w)ǷڼҵĸȡЇNGNĹҲfδIԺİl(f)չͶʯ·
ӛߣһW(wng)j(lu)ʲôܽo҂һ{(ln)Dô
𣺏Ŀ͑(w)Ƕȿ\ǏNGNȵںԒ(sh)(j)Ͷýwͨżg(sh)˿͑ܵSʺ͂Իķ(w)ĘI(y)(w)_ŵľW(wng)j(lu)wϵ(bio)(zhn)ĘI(y)(w)_l(f)ӿ׃y(tng)\I̷]\ģʽă(ni)ṩ̌\Iărֵa(chn)ȫµ\Iģʽļg(sh)y(tng)һľW(wng)j(lu)Y(ji)(gu)\IͶY;Soɱ\IѸٔUҎ(gu)ģ\I֮gĸ
Ԕ(sh)(j)I(y)(w)^c¶xµľW(wng)j(lu)ϵy(tng)ǝMδW(wng)j(lu)m(x)l(f)չҪµĶxNGN@׃ļg(sh)wF(xin)W(wng)j(lu)ںԒ(sh)(j)ýwI(y)(w)ںϣoÑǰĔ(sh)wҲo\I̎^NGN,ŘI(y)δİl(f)չڅҲɾŘI(y)õδ
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