計(jì)算機(jī)網(wǎng)絡(luò)的基本概念

6.1計(jì)算機(jī)網(wǎng)絡(luò)的基本概念第6章因特網(wǎng)基礎(chǔ)與簡(jiǎn)單應(yīng)用6耕.策1但.純1計(jì)綢算蕉機(jī)黃網(wǎng)王絡(luò)蘆簡(jiǎn)晌介1狠.網(wǎng)摔絡(luò)詢的始定塊義—么—利逐用惡通虛信賊設(shè)扛?jìng)溆詈途染W(wǎng)瞞絡(luò)徒軟嗓件討，銳將名地巨理李位源置期分聞散椒且顛具楚有贈(zèng)獨(dú)才立永功堂能會(huì)的址多騰臺(tái)弟計(jì)陳算兼機(jī)瓣（美包楚括臟其錦它毒終泳端標(biāo)設(shè)視備懸）波聯(lián)雖接餡起鏈來霸、郵以兼實(shí)葡現(xiàn)資組源的共泳享和數(shù)班據(jù)蠅通知信為儉目爭(zhēng)的紹的叢一撕個(gè)截系騰統(tǒng)蹲。網(wǎng)恨絡(luò)開構(gòu)個(gè)成褲的完要洋件由厲多姻臺(tái)句（遙至伏少2臺(tái)柏）概位外置承不察同羽而壩功蛙能雖獨(dú)究立證的陡計(jì)乖算枝機(jī)點(diǎn)組鴉成境；計(jì)瞎算煮機(jī)羞之王間礙由袖通烤信仙設(shè)艘備秒和探線獄路訴聯(lián)美接裝在援一話起杰；計(jì)誘算渠機(jī)末之崗間勤具積有柔資瓦源敵共亦享雷和積數(shù)犯據(jù)站通殘信皮的棋能靜力峽。2耕.計(jì)纏算出機(jī)交網(wǎng)在絡(luò)呀的擋組疫成1袋.資麻源容子渡網(wǎng)間（掃數(shù)管據(jù)準(zhǔn)處腫理危子沉網(wǎng)保）—?！?fù)背責(zé)享全都網(wǎng)柴的詠數(shù)選據(jù)梯處劫理逐業(yè)絞務(wù)牲，慘向百用躁戶返提明供倚各腿種跟網(wǎng)病絡(luò)步資爽源按和旁網(wǎng)辰絡(luò)駝服渡務(wù)日。主吉機(jī)鞠（貪聯(lián)喘網(wǎng)技的貼計(jì)濟(jì)算治機(jī)格）死、肅終碰端外潛部念設(shè)性備網(wǎng)絡(luò)絕協(xié)喬議領(lǐng)、恥網(wǎng)教絡(luò)質(zhì)軟汁件2蠢.通蕩信制子乞網(wǎng)—鍬—負(fù)冠責(zé)螺全腸網(wǎng)脈的績(jī)數(shù)臉據(jù)享傳倒輸緩業(yè)寶務(wù)府。通刑信它線櫻路網(wǎng)貞絡(luò)碎連衰接制設(shè)幕備網(wǎng)庫絡(luò)胞協(xié)藥議通距信掀控徒制冬軟攻件資源子網(wǎng)和通信子網(wǎng)6角.榆1掠.司2計(jì)仆算粗機(jī)形網(wǎng)種絡(luò)貿(mào)中孔的給數(shù)置據(jù)乎通疊信滴（1）數(shù)傭據(jù)掌通啄信—沈—通盼信障技州術(shù)榜和針計(jì)鉆算德機(jī)曉技被術(shù)扇相停結(jié)昆合謠而品產(chǎn)仰生債的件一勻種談新快的原通魚信跟方狀式香。1只.信陽號(hào)—煌—在跨傳逗輸帳介綿質(zhì)察上掌攜關(guān)帶早的濾信腸息?？鐢M族信芳號(hào)夜：牧不霉同理頻杠率冰連麥續(xù)擋變漲化容的百電膜波數(shù)規(guī)據(jù)供信釣號(hào)撞：割離雅散池的利二槍進(jìn)挖制(作0技/勺1伴)脈耐沖盟序慌列2往.信真道—?jiǎng)?wù)—傳洞輸艇信壞息商的灣媒爸介絨或誼渠殊道有奏線莊信投道熟：哨雙陰絞關(guān)線般、石同海軸蛇電謙纜噸、論光嗎纜無冒線潑信裝道載：慮地怕波史傳游播隨、糊短框波各、墓微受波目、皮紅鑄外搏線幕、仍人核造喘衛(wèi)扒星女中伸繼6互.外1議.續(xù)2計(jì)再算摔機(jī)如網(wǎng)沾絡(luò)殺中慕的燥數(shù)值據(jù)或通努信羊（2）3膝.調(diào)賺制添與濾解敘調(diào)模創(chuàng)擬收通慎信步：社傳帖送均模層擬期信沫號(hào)數(shù)短字傷通克信蟲：葬傳圈送衡數(shù)膠字冶信浙號(hào)數(shù)川字涉信青號(hào)家庭計(jì)算機(jī)用戶MODEM公用撥號(hào)電話網(wǎng)MODEM局域網(wǎng)MODEMMODEMInternet服務(wù)代理商(ISP)模贏擬偉信籍號(hào)調(diào)妄制(器)第:發(fā)六送稍時(shí)說，倚數(shù)閑字統(tǒng)信鞠號(hào)脹轉(zhuǎn)抗換俊成眨模天擬援信羨號(hào)解衛(wèi)調(diào)(器)值:接慕收潔時(shí)喊，寒模刪擬疊信劫號(hào)媽轉(zhuǎn)型換疊成屠數(shù)猴字廉信辭號(hào)6屯.且1傍.意2計(jì)責(zé)算坦機(jī)購(gòu)網(wǎng)則絡(luò)工中無的忙數(shù)浪據(jù)艙通睡信四（3）4.信偶道固帶建寬雨（通鋤信佩主劈燕要癢技澡術(shù)的指買標(biāo)）模奴擬斷通揮信央：瞎模勁擬絕信殘?zhí)柼岬膭☆l把率咐范大圍帶六寬錫＝暈信丟號(hào)溫的桿最惕高巷頻唐率哥－姓最需低廚頻所率頻卸率旨：界模炊擬爹信綱號(hào)茫波溫每鐘秒佩的罵周栽期梳數(shù)歡（H蒜z、K長(zhǎng)H喇z、M毅H芬z、G酸H脾z）數(shù)咳據(jù)御可命以負(fù)用裙不堪同拳的箏頻絡(luò)率嫁傳顆送信寫道菠越叮寬—充—可壯用瞇頻圓率粱越矮多—抹—傳移輸歲的賽數(shù)機(jī)據(jù)舉量婚越旅大數(shù)冒字諒?fù)ㄑ仔旁V：勻允俱許話最隔大踏的置數(shù)糕據(jù)棋傳制輸界速取率用b鞏p嘉s培(位/秒)表喚示單吐位世：b隆p畢s藍(lán)(農(nóng)b枝i喬t克/糞s)、K泄b拴p淚s、M籮b衫p鑼s、G淹b默p掌s表茂示脹。例述：1徐K御b怖p屢s穩(wěn)=它1鏈0該0嬸0另b池p拘s5饅.誤憐碼播率信塔息肝傳回輸慕中路的蒜出貍錯(cuò)妻率篇，浮表永示拾信洞息忠傳就送閘的奔可擊靠只性壯。低棒于1約0-朋6（禁百萬派分吹之一若）6扎.粥1欲.疊3網(wǎng)拒絡(luò)嫌的肯形槽成察與切分海類蠢（1）1貓.網(wǎng)火絡(luò)關(guān)的演形釋成給的4個(gè)肚階忍段面監(jiān)向席終違端耐的閱單省機(jī)魔系從統(tǒng)A踢R嫌P恭A箭N戲E行T（系阿階帕駕網(wǎng)睜）I探S駱O肅/史O掌S熊I七躲層陡參燙考絡(luò)模粒型I喘n襲t嘩e針r黑n邊e崇t（撒因臭特帶網(wǎng)皮）6瀉.即1肆.革3網(wǎng)費(fèi)絡(luò)接的性形搶成譯與煉分具類哥（2）2.網(wǎng)械絡(luò)紫的謝分歡類四（員覆念蓋牲范誼圍比）局致域聾網(wǎng)(漢L諒A司N及)：1扮0公東里英以洋內(nèi)主算機(jī)遍數(shù)區(qū)目匪有互限榜，惠適盈用灰于味一向個(gè)戀部右門怪、支單醬位亞組冠建具鵲有也高娃數(shù)璃據(jù)桶傳耐輸溪速朗率仰（1逝0扛M種b憂p臣s～1旦0睛G閉b元p擇s）誤箱碼盼率擦低紐奉、魯成雙本區(qū)低軍、陽易障組呆網(wǎng)悔、猴易迎維瓦護(hù)雀、歉易是管稿理程、脫使害用笨靈懸活詢方何便2冷.城在域每網(wǎng)(梢M閥A效N拔)：5公是里規(guī)～5惠0公誤里聰（5短0摟M所b逝p巡壽s）介利于W訊A食N、L漠A攻N之扣間鉤，講適敘合克大賠量下企起業(yè)值、光學(xué)扒?；?、邊公敢司王的炒多敘個(gè)L鐵A曉N的頭互桐聯(lián)嗚，悼實(shí)歌現(xiàn)朝大妄量燦用靜戶固之鹿間愚的己信具息淘傳學(xué)遞犧。3虹.廣殊域困網(wǎng)(漸W破A愚N、雞遠(yuǎn)排程鏈網(wǎng))：事幾麻十蝴公竄里順～宗幾判千喂公遞里包難含蹄很盡多牌子懸網(wǎng)至：涉局觸域莖網(wǎng)永、仗個(gè)考人薄計(jì)缸算玩機(jī)主碑機(jī)阿數(shù)慮目挨沒宰有嚷限興制星，怒可目使悠用股電傲話根網(wǎng)法、膏微貿(mào)波毒、天衛(wèi)與星浮通帳信怠網(wǎng)拆或您他慌們敵的未組彎合墻信妨道浪進(jìn)躬行進(jìn)通擠信指，社將艇分賣布搞在迅不墾同爺區(qū)絨域葬的黨計(jì)峽算標(biāo)機(jī)限系矮統(tǒng)掠互斬聯(lián)拾，妻達(dá)頌到筍資漁源狀共搞享脾的股目場(chǎng)的傳粗輸跡速綁率址較蠻低沈：9沃6材K～4刪5娘M格b賞p與s新慕型淹高餐速也廣紐奉域柜網(wǎng)重（洪光故纖伐）體：G森b隊(duì)/攜s級(jí)廣域網(wǎng)城域網(wǎng)城域網(wǎng)接入網(wǎng)接入網(wǎng)接入網(wǎng)局域網(wǎng)校園網(wǎng)個(gè)人計(jì)算機(jī)6察.胞1齒.穿4網(wǎng)醋絡(luò)患拓顯撲監(jiān)結(jié)傻構(gòu)滴（1）1接.總枕線古型弱拓染撲結(jié)銀點(diǎn)方加陽入非和峽退租出數(shù)網(wǎng)煮絡(luò)彎非春常綠簡(jiǎn)汪單僵方鑄便隔，賊某脂結(jié)總點(diǎn)循出振現(xiàn)另故百障奶不址會(huì)掉造泰成皇網(wǎng)短絡(luò)折癱勉瘓穴，可陳靠貧性走高云，顧結(jié)級(jí)構(gòu)貼簡(jiǎn)莊單獻(xiàn)、綱成蝦本妖低紹，敬是儉局調(diào)域摧網(wǎng)運(yùn)普咸遍供采蝕用咽的愉形營(yíng)式曉?？偡€扁任疤務(wù)承重劫，踐易低產(chǎn)督生階瓶選頸爭(zhēng)問瓦題憤。例紹如億：故以悄太軋網(wǎng)瀉（E湊t球h門e譯r緣瑞n合e栽t）腫。網(wǎng)四絡(luò)逃中片所椒有演結(jié)飲點(diǎn)斷都承直蜂接戒連個(gè)接船到惡同寒一辭條躁傳冊(cè)輸扣介國(guó)質(zhì)廟上永，敗這叼一撒傳紐奉輸屋介躬質(zhì)久稱歡為賺總輪線數(shù)訓(xùn)據(jù)婚在循總貨線滾上揭由朽一欠個(gè)嚷結(jié)殊點(diǎn)妨傳董向班另兔一撓結(jié)胖點(diǎn)6鄰.鋒1挺.初4網(wǎng)宰絡(luò)粘拓斜撲題結(jié)確構(gòu)源（2）2杜.星芬型占拓孫撲中渠心此節(jié)仿點(diǎn)虜要餡求疑有閱很扇高陣的底可例靠松性互。結(jié)零構(gòu)惹簡(jiǎn)擊單散，寨易擱于蜂實(shí)悲現(xiàn)悶和肌管窮理可煩靠宣性贏較痰差咬（歡中正心追節(jié)壘點(diǎn)毅出漲現(xiàn)塔故諷障窮會(huì)概造齒成奸全艷網(wǎng)己癱方瘓匹）箭。目挎前刊中壞心神結(jié)僅點(diǎn)吼被掠高蝕性斗能撤的鑰集勸線逝器居和仆交驗(yàn)換撓機(jī)釀所梳替書代秧，引使顆用謊也公非掃常能普朝遍典譽(yù)型堆：戰(zhàn)星幣形拜以品太勸網(wǎng)蔥。交換器每疲個(gè)玩結(jié)娘點(diǎn)殖與票中由心年節(jié)伯點(diǎn)擔(dān)連徒接負(fù)，簡(jiǎn)中誼心唐節(jié)認(rèn)點(diǎn)煮控汽制湖全艱網(wǎng)初的網(wǎng)通綁信遭，任鴨何唱兩星個(gè)顧結(jié)田點(diǎn)京的測(cè)通棕信緞都鳥要宰通菠過摟中蚊心稍節(jié)鹿點(diǎn)割，6衡.傭1殘.慢4網(wǎng)灰絡(luò)正拓畝撲怠結(jié)繼構(gòu)仙（3）3喂.環(huán)染型查拓影撲結(jié)伐構(gòu)紋簡(jiǎn)釘單浪，櫻成陽本艦低駝，缺涌點(diǎn)受：樹一笨個(gè)桃站武點(diǎn)宅的盼故林障暑會(huì)決形挖起對(duì)整熊個(gè)肅網(wǎng)簡(jiǎn)絡(luò)因的屢崩侄潰軌。例漠：T獅o仗k愚e碗n生R旺i峰n析g、F攤D找D燙I。光纖傳輸線每糖個(gè)刪結(jié)臣點(diǎn)蔥通揚(yáng)過中避繼只器連臣接夸到刻一毒個(gè)灑閉稍合煙的消環(huán)督路按上環(huán)督中晝的津數(shù)縮慧據(jù)賽延國(guó)一雕個(gè)啊方督向澇傳糠輸攏，由浙目遍的突結(jié)判點(diǎn)禁接害收6剖.摟1耽.東4網(wǎng)體絡(luò)樸拓智撲府結(jié)坊構(gòu)鋒（4）4.樹型項(xiàng)拓屠撲可者看驚作障星本型貢拓陵撲坑的位一鵲種責(zé)擴(kuò)應(yīng)充適口用茅于域匯喬集舞信文息綢的著應(yīng)毛用揀要從求柿。5熱.網(wǎng)狀押拓眾撲優(yōu)嫩點(diǎn)舒：證系地統(tǒng)趟可航靠獲性保高由平于栗結(jié)匠構(gòu)憂復(fù)駐雜扯，夫必減須樸采進(jìn)用敵路員由筒協(xié)皺議勢(shì)、兇流鋼量車控栗制到等捧方凡法敘。廣溝域聾網(wǎng)(因當(dāng)特震網(wǎng))采趴用歸。結(jié)每點(diǎn)鎖按肉層烤次逮連側(cè)接嫁，饑信散息鍬交鞭換膜主朝要缺在扒上續(xù)、斯下累結(jié)裁點(diǎn)姜之漢間片進(jìn)帥行坑。結(jié)足點(diǎn)尾的扮連貓接膀是授任竹意納的間，軟無鄙規(guī)倆律6稀.幅1頓.眨5網(wǎng)擦絡(luò)礦的返硬素件伸設(shè)示備傳桐輸棗介呀質(zhì)網(wǎng)厲絡(luò)蛛接條口石卡中繼托器集怎線目器網(wǎng)繼橋交概換枯機(jī)路揭由捐器網(wǎng)飄關(guān)無孤線姻接邪入點(diǎn)調(diào)制魄解澤調(diào)絮器對(duì)跳數(shù)錦據(jù)喚信礦號(hào)寺的巧重嬸新陳發(fā)厲送?；蛳墩卟檗D(zhuǎn)鄉(xiāng)豐發(fā)慘，素?cái)U(kuò)輕大已網(wǎng)司絡(luò)微傳士輸清的疏距棕離又扔稱H濱u巾b，傾對(duì)機(jī)接巧收奶到牌的好信眠號(hào)糞進(jìn)槳行可再拆生獻(xiàn)放炒大將狹網(wǎng)探絡(luò)日分葵段班，貞用沉來殼連碎接唐多腦個(gè)堅(jiān)網(wǎng)鎮(zhèn)段為肥接非入洽交稍換沖機(jī)季的疑任劣意萌兩敞個(gè)栽網(wǎng)潤(rùn)絡(luò)貫節(jié)呼點(diǎn)憂提衰供脂通產(chǎn)信敞線秤路用惹于歷連潤(rùn)接喝異煎構(gòu)互網(wǎng)犯絡(luò)豬的堆基附本游設(shè)賭備用崗于攝兩轉(zhuǎn)個(gè)桌高階層層協(xié)她議敗不躲同死的帶網(wǎng)模絡(luò)潛互像連A古P，情主蹈要虎提醒供頸無槐線濫上導(dǎo)網(wǎng)卷節(jié)距點(diǎn)紐奉的勵(lì)接珍入似。雙輩絞椒線賞、博同癢軸求電附線對(duì)、泉光蓬纜焰、瓜無茫線鮮電麗波簡(jiǎn)舍稱失網(wǎng)岸卡治，托用亞于扔計(jì)寧算歸機(jī)燥與店通耀信朱電判纜鏟的喬連鈴接提浩供個(gè)模豬擬癢與爭(zhēng)數(shù)是據(jù)炮信類號(hào)末之沈間桐的蜂轉(zhuǎn)丸換6走.梨1維.挪6漿T克C步P棟/奏I捧P協(xié)尺議4個(gè)簡(jiǎn)層呈次查結(jié)