本書是高校計(jì)算機(jī)專業(yè)教材,內(nèi)容主要涵蓋計(jì)算機(jī)網(wǎng)絡(luò)基礎(chǔ)知識(shí),包括常見網(wǎng)絡(luò)設(shè)備和原理、網(wǎng)絡(luò)地址、網(wǎng)絡(luò)服務(wù)和網(wǎng)絡(luò)命令,以及網(wǎng)絡(luò)設(shè)備的配置方法;網(wǎng)絡(luò)設(shè)備配置時(shí)的接入方式以及用戶模式;交換網(wǎng)絡(luò)的部署技術(shù),包括VLAN的管理與應(yīng)用、交換機(jī)的端口安全、DHCP服務(wù)與中繼、交換機(jī)端口鏡像技術(shù)與生成樹技術(shù);路由器及路由協(xié)議,包括協(xié)議配置方法、工作原理、數(shù)據(jù)包格式、路由優(yōu)化等;訪問控制列表與網(wǎng)絡(luò)地址轉(zhuǎn)換的各種方式。本書通過實(shí)驗(yàn)來驗(yàn)證理論知識(shí),更適合計(jì)算機(jī)網(wǎng)絡(luò)知識(shí)初學(xué)者。
章 計(jì)算機(jī)網(wǎng)絡(luò)基礎(chǔ)··············································································· 1
1.1 常見的網(wǎng)絡(luò)設(shè)備······································································································ 1
1.1.1 網(wǎng)卡.......................................................................................................... 1
1.1.2 交換機(jī)....................................................................................................... 3
1.1.3 路由器....................................................................................................... 9
1.2 常見的地址·········································································································· 12
1.2.1 IP地址.................................................................................................... 12
1.2.2 網(wǎng)卡地址................................................................................................. 15
1.3 常用網(wǎng)絡(luò)命令······································································································· 17
1.3.1 ipcofig命令.............................................................................................. 17
1.3.2 get*c命令.............................................................................................. 18
1.3.3 ping命令................................................................................................. 19
1.3.4 tracert命令............................................................................................... 21
1.3.5 p*hping命令........................................................................................... 22
1.3.6 arp命令................................................................................................... 22
1.3.7 st*命令............................................................................................... 24
1.3.8 ftp命令.................................................................................................... 25
1.3.9 批處理命令.............................................................................................. 30
1.4 常見網(wǎng)絡(luò)服務(wù)······································································································· 32
1.4.1 Web服務(wù)器部署....................................................................................... 32
1.4.2 FTP服務(wù)器部署....................................................................................... 34
第2章網(wǎng)絡(luò)設(shè)備管理基礎(chǔ)········································································· 37
2.1 通過Console端接入設(shè)備···················································································· 37
2.2 命令行配置基礎(chǔ)···································································································· 39
2.2.1 問號(hào)指令................................................................................................. 39
2.2.2 指令的縮寫與自動(dòng)補(bǔ)全............................................................................ 40
2.2.3 常見命令行模式及切換............................................................................ 42
2.2.4 enable密碼設(shè)置........................................................................................ 44
2.3 Tel/SSH遠(yuǎn)程登錄管理設(shè)備················································································ 46
2.3.1 通過Tel登錄設(shè)備................................................................................ 46
2.3.2 通過SSH登錄設(shè)備.................................................................................. 48
2.4 Web方式登錄設(shè)備································································································ 51
2.5 升級(jí)網(wǎng)絡(luò)設(shè)備作系統(tǒng)·························································································· 54
2.5.1 使用TFTP進(jìn)行交換機(jī)作系統(tǒng)升級(jí)........................................................ 54
2.5.2 使用FTP進(jìn)行路由器作系統(tǒng)升級(jí).......................................................... 59
第3章VLAN的配置與應(yīng)用······································································ 63
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2章網(wǎng)絡(luò)地址轉(zhuǎn)換············································································ 268
12.1 靜態(tài)地址轉(zhuǎn)換···································································································· 268
12.2 動(dòng)態(tài)地址轉(zhuǎn)換···································································································· 272
12.3 端地址轉(zhuǎn)換···································································································· 273
12.4 外部源地址轉(zhuǎn)換································································································ 274
12.5 NAT實(shí)現(xiàn)負(fù)載均衡···························································································· 275
參考文獻(xiàn)······························································································· 278