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Ӌ(j)C(j)W(wng)j(lu)A(ch)֪R(sh)e

r(sh)g2024-07-20 02:38:00 Ӌ(j)C(j)ȼ(j) ҪͶ
  • P(gun)]

Ӌ(j)C(j)W(wng)j(lu)A(ch)֪R(sh)e

Ӌ(j)C(j)W(wng)j(lu)A(ch)΄(w)(q)(dng)cՓW(xu)(x)Y(ji)ɜ\ѭuM(jn)ҲmϴЌԺУĽ̎n̲ġСP(gun)Ӌ(j)C(j)W(wng)j(lu)A(ch)֪R(sh)gӭ҅!

Ӌ(j)C(j)W(wng)j(lu)A(ch)֪R(sh)e

1 IPַĴ?

IPַ(j)W(wng)j(lu)̖(ho)C(j)̖(ho)֞ABCַDEȫ0ȫ1Ķ

Aһ(g)ֹ(ji)W(wng)j(lu)̖(ho)(g)ֹ(ji)C(j)̖(ho)ԓIPַǰ顱0ַ1.0.0.0126.0.0.0ĬJ(rn)W(wng)j(lu)ڴa255.0.0.0õAW(wng)j(lu)126(g)ÿ(g)W(wng)j(lu)ݼ{1|(g)C(j)һڴ;W(wng)j(lu)

Bǰɂ(g)ֹ(ji)W(wng)j(lu)̖(ho)ɂ(g)ֹ(ji)C(j)̖(ho)ԓIPַǰ顱10ַ128.0.0.0191.255.0.0ĬJ(rn)W(wng)j(lu)ڴa255.255.0.0õBW(wng)j(lu)16382(g)ÿ(g)W(wng)j(lu)ݼ{6f(wn)C(j)

Cǰ(g)ֹ(ji)W(wng)j(lu)̖(ho)һ(g)ֹ(ji)C(j)̖(ho)ԓIPַǰ顱110ַ192.0.0.0223.225.255.0ĬJ(rn)W(wng)j(lu)ڴa255.255.255.0CW(wng)j(lu)_(d)209f(wn)(g)ÿ(g)W(wng)j(lu)ݼ{254(g)C(j)

Dڶc(din)Vַһ(g)ֹ(ji)ԡ1110_ʼһ(g)TĵַָضľW(wng)j(lu)Ŀǰ@һַڶc(din)VСc(din)VַÁһΌַһMӋ(j)C(j)(bio)ʾͬһf(xi)hһMӋ(j)C(j)

Eԡ11110_ʼ錢ʹñ

2 ӾW(wng)ڴa

32λIPַ֞ɲ֣W(wng)j(lu)̖(ho)C(j)̖(ho)քeQW(wng)gW(wng)ֺͱزӾW(wng)ַg(sh)زM(jn)һ֞W(wng)j(lu)ֺC(j)ɲW(wng)j(lu)ژ(bio)R(sh)ͬһIPW(wng)j(lu)ַµIJͬW(wng)j(lu)QڴaλӾW(wng)ڴa̖(ho)ӾW(wng)ڴaIDͬӾW(wng)(j)@(g)ڴaIDR(sh)e

ӾW(wng)ڴaĶM(jn)ģʽУijλ1t(du)(yng)IPַеԓλW(wng)j(lu)ַе1;ijλ0t(du)(yng)IPַеԓλC(j)ַе1

M(jn)ģʽ11111111 11111111 11111111 00000000ǰ(g)ֹ(ji)1팦(du)(yng)IPַߵ(g)ֹ(ji)W(wng)j(lu)ַ;һ(g)ֹ(ji)0팦(du)(yng)IPַһ(g)ֹ(ji)C(j)ַ

ʾһ(g)Cַ192.9.200.13ȱʡӾW(wng)ڴa255.255.255.0tľW(wng)j(lu)̖(ho)C(j)̖(ho)飺

һIPַ192.9.200.13D(zhun)M(jn)ƣ11000000 00001001 11001000 00001101

ڶӾW(wng)ڴa255.255.255.0D(zhun)M(jn)ƣ11111111 11111111 11111111 00000000

σɂ(g)M(jn)Ɣ(sh)߉݋c\(yn)óĽY(ji)W(wng)j(lu)̖(ho)11000000 00001001 11001000 00000000192.9.200.0

IJӾW(wng)ڴaĶM(jn)ȡ00000000 00000000 00000000 11111111cIPַM(jn)߉݋c\(yn)óĽͼC(j)̖(ho)0.0.0.13

(dng)ȻӋ(j)C(j)̖(ho)r(sh)ɲȡӾW(wng)ڴaM(jn)ֱcIPַ򼴿ɡ

3 ӾW(wng)ڴaĄ

Ҫһ(g)W(wng)j(lu)֞(g)ӾW(wng)δ_ӾW(wng)ڴa?E£

һҪ?jing)ֵӾW(wng)(sh)ĿD(zhun)Q2mηǡ2Ķٴηtȡԭt

ڶһ_ămոռC(j)ַǰmλD(zhun)ʮM(jn)m3ʾC(j)λ3λ֞W(wng)j(lu)(bio)R(sh)̖(ho)ռW(wng)j(lu)(bio)R(sh)̖(ho)1CַC(j)̖(ho)(du)(yng)ֹ(ji)׃?yu)?1100000D(zhun)ʮM(jn)ƺ224ӾW(wng)ڴa255.255.255.224BW(wng)j(lu)tӾW(wng)ڴa255.255.224.0

InternetA(ch)֪R(sh)

(dng)L(fng)ȫInternetڸ׃҂,h(yun)h(yun)^Ԓ܇ҕ(du)ӰInternetژO̕r(sh)g(ni)]l(f)͵κεط;ṩֻԒM(fi)ć(gu)HL(zhng);I(y)(w);ṩȫϢη(w)InternetHHXۺߵČ,ܞ(hu)󱊎O󷽱

wf,ƌW(xu)InternetQN}:ܺȫͬнгɹ,ʹԼ߂ĸNϢYԴ,BӵȫD^ȥY;½:_O(sh)ӽ,ṩW(wng)j(lu)̌W(xu);I(y)ˆTԃ:t(y)Ժ܌(sh)F(xin)ȫ(hu)\,ӛѸٽMͰl(f),ܺͮصľ݋ӑՓ;˾I(y)InternetM(jn)Ј(chng)(jng)(zhng)Ѽ̘I(y)(bo)cصӹ˾r(sh)ͨšھW(wng)j(lu)VЈ(chng){(dio)ṩ̄(w)(w);Tl(f)߷Ҏ(gu),(ji)ʡk(jng)M(fi)~

Internet܎ƌW(xu)l(f),ʹоͺ_l(f)ɞ;ڭh(hun)o(h),(ji)ʡ;M(fi)ȫÑṩӕӈ(bo)ܛϢ„ˇg(sh)Ʒ;߀܄(chung)µ̘I(y)C(j)(hu),yھ̵W(wng)j(lu)V(w)“(lin)C(j)ʘ;ͨ^]W(wng)j(lu)„]б,ܰȫϾW(wng)“(lin)ϵһ

1.1Ӌ(j)C(j)W(wng)j(lu)A(ch)

Ӌ(j)C(j)W(wng)j(lu)Ӌ(j)C(j)g(sh)cͨżg(sh)Y(ji)ϵČTg(sh)ֲڲͬλáܪ(d)Ķ(g)Ӌ(j)C(j)ϵy(tng)W(wng)j(lu)O(sh)Ϣϵy(tng)“(lin),Թ܏(qing)ľW(wng)j(lu)ܛW(wng)j(lu)f(xi)hW(wng)j(lu)ϵȞA(ch),(sh)F(xin)YԴϢf

Ӌ(j)C(j)W(wng)j(lu)܉?q)F(xin):

1.YԴ:(sh)(j)ļO(sh)乲;

2.(sh)(j)ͨ;

3.ֲʽӋ(j);

4.V(yng)

1.1.1Ӌ(j)C(j)W(wng)j(lu)ԭ

1.?f)Y(ji)(gu)

(1)?f)Y(ji)(gu):W(wng)j(lu)Ӌ(j)C(j)cO(sh)BP(gun)ϵW(wng)j(lu)?f)ָW(wng)j(lu)Π,ϵBͨY(ji)(gu)

(2)ͽY(ji)(gu):W(wng)j(lu)ϵĸ(ji)c(din)BͬһlϡBͬһݔ|(zh)ĿͷҪc(din):הU(ku)|(zh)_ͻ^l;Y(ji)(gu)(jin),ڔU(ku);W(wng)j(lu)푑(yng)ٶȿ,ڏVʽ;O(sh),r(ji);(ji)c(din)r(sh)W(wng)j(lu)½

(3)ͽY(ji)(gu):W(wng)j(lu)빝(ji)c(din),(g)(ji)c(din)ͨ^빝(ji)c(din)(gu)c(din)(du)c(din)BӷʽҪc(din):Ĺ(ji)c(din)ڼй;ݔʸ,(ji)c(din)ͬr(sh)ݔ;ɿԸ,ij(g)w(ji)c(din)(빝(ji)c(din))ϲӰ(g)W(wng)j(lu)

(4)h(hun)ͽY(ji)(gu):W(wng)j(lu)и(g)(ji)c(din)ͨ^h(hun)·ӿB]ϭh(hun);·Ҫc(din):]h(hun)mڴ;Ϣڭh(hun)·ع̶(dng),ɹ(ji)c(din)ֻΨһͨ·;ݔٶȿA(y),mڌ(sh)r(sh)ƵĈ(chng);⹝(ji)c(din)Ĺ϶܌(do)ȫW(wng)j(lu)ʧЧ

͵?f)Y(ji)(gu)߀:?f)䡢ؓ(f)?/p>

W(wng)?f)ȡ?/p>

2.W(wng)j(lu)

Ӌ(j)C(j)W(wng)j(lu)ɰNʽM(jn)з

ֲ:VW(wng)(WAN)W(wng)(LAN)W(wng)(MAN)

Qʽ:·QW(wng)(bo)ĽQW(wng)ֽMQW(wng);

?f)Y(ji)(gu):W(wng)ξW(wng)h(hun)ξW(wng)ξW(wng)W(wng)W(wng);

ݔýw:pgW(wng)j(lu)ͬS|W(wng)j(lu)wW(wng)j(lu)oW(wng)j(lu);

ŵ:խW(wng)W(wng);

ϢQ:(ni)W(wng)ⲿW(wng):

(hu)šܷ:þW(wng)þW(wng):

;:W(wng)У@W(wng)оW(wng)̘I(y)W(wng)I(y)W(wng)4܊¾W(wng)ȡ

Ŀǰ,W(wng)j(lu)ҪԷֲ酢M(jn)з

(l)W(wng)

W(wng)(LAN, Local Area Network):޵Ďװ׹ľֲ򷶇(ni),Ӌ(j)C(j)O(sh);W(wng)j(lu)O(sh)以“(lin)(gu)ɵӋ(j)C(j)W(wng)j(lu)ϵy(tng)Ҫ漰̫W(wng)̫W(wng)ƭh(hun)W(wng)FDDIoW(wng)(802.11){(ln)ȼg(sh)

^(q)eW(wng)j(lu),W(wng)c(din):

l)ֲ^С,һװ׹ɸwһһУ@һ(g)I(y)2)(sh)(j)ݔ^,һ10~1000Mbps,ɽQ(sh)ֺͷǔ(sh)(Z(y)D

ҕl)Ϣ

3)`aʵ,һ10һll~104@?yn)W(wng)ͨö̾xݔ,ʹø|(zh)Ăݔýw,Ķ˔(sh)(j)ݔ|(zh)

4)Ӌ(j)C(j)w,K˼NO(sh),һ㲻;W(wng)j(lu)O(sh)

5)Y(ji)(gu)`W(wng)ɱڶڹ͔U(ku)䡣

(2)W(wng)

W(wng)(MAN,MetropolitanAreaNetwork):wзӋ(j)C(j)W(wng)j(lu)ϵy(tng),ھW(wng)cVW(wng)֮g

(3)VW(wng)

VW(wng)(WAN,WideAreaNetwork):ֲxh(yun),(f)sľW(wng)j(lu)“(lin)O(sh)o_?f)Y(ji)(gu),c(din)(du)c(din)ݔҪ漰ISDN,FrameRelay,ATM,DDN,SDH,MPLS g(sh)

(4)ؾW(wng)

ؾW(wng)(Internet)ҲQ“(lin)W(wng)f(wn)SW(wng),DzTCP/IPͨŅf(xi)hȫӋ(j)C(j)W(wng)j(lu),

ȫ(sh)ǧf(wn)Ӌ(j)ĸNͺͲͬҎ(gu)ģӋ(j)C(j)W(wng)j(lu)M,ȫй_ʹõӋ(j)C(j)W(wng)j(lu)Ļ“(lin)

“(lin)W(wng)ͨ^ͨԒʌþ·l(wi)΢͹|ͨž·Ѳͬ(gu)ҵĴ

W(xu)˾ЙC(j)(gu)Լ܊ºεȽMľW(wng)j(lu)B

Ӌ(j)C(j)W(wng)j(lu)A(ch)֪R(sh)eۡP(gun)£

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