网路基本概念网路Router设定.ppt
網路基本概念/網路Router設定,張晃崚麟瑞科技股份有限公司,課程大綱,網路基本概念電腦網路的定義電腦網路的原理電腦網路的種類電腦網路的應用路由器(Router)管理與設定路由器模擬實作實驗,電腦網路基本概念,電腦網路的定義,什麼是電腦網路一群使用通訊媒介互連的網路通訊設備網路通訊設備個人電腦、伺服器、印表機路由器、交換器通訊媒介同軸電纜雙絞線無線(微波、衛星、紅外線、無線電波)光纖,電腦網路的功用,分享資源資料、資訊、電腦快速溝通網路電話、電子郵件虛擬社群,電腦網路的原理,舊時代的資源分享與溝通電話、信件網路時代的資源分享與溝通電子化的傳輸,電腦網路與傳統的郵件,郵件(訊息)的傳送傳統:郵局電腦網路:通訊閘(路由器)傳送的路徑傳統:遞送至目的地郵局靠地圖電腦網路:遞送至目的地路由器靠routing table,電腦網路的種類,網路傳輸的形式廣播式傳輸點對點式傳輸網路的種類區域網路(Local Area Network-LAN)都會網路(Metropolitan Area Network-MAN)廣域網路(Wide Area Network)無線網路(Wireless Network)網際網路(Internet),電腦網路的種類,電腦網路的應用,WWWFTPMailVideo ConferenceIP Telephony,電腦網路的應用,Video on DemandE-CommerceB2CB2BADSLCable Modem,路由器(router)管理與設定,路由器的功能,轉送封包到不同的網路阻隔廣播封包交換路徑表允許禁止特定封包進出,路由器簡易設定,設定路由器名稱設定路由器時鐘設定路由器密碼顯示路由器設定顯示網路埠資訊測試網路連通,路由器設定層次,User EXEC LevelRouterPrivilege EXEC LevelRouterenableRouter#,路由器設定層次,Global Configuration LevelRouter#configure terminalRouter(config)#Interface Configuration LevelRouter(config)#interface FastEthernet 0/1Router(config-if)#,路由器設定層次,Line Configuration LevelRouter(config)#line vty 0 4Router(config-line)#,設定路由器名稱,RouterRouterenablePassword:Router#configure terminalEnter configuration commands,one per line.End with CNTL/Z.Router(config)#hostname ChiaYiChiaYi(config)#,設定路由器時鐘,ChiaYi#clock?set Set the time and dateChiaYi#clock set?hh:mm:ss Current TimeChiaYi#clock set 19:07:00?Day of the month MONTH Month of the yearChiaYi#clock set 19:07:00 10 July?YearChiaYi#clock set 19:07:00 10 July 2000,ChiaYi#show clock19:08:21.970 UTC Mon Jul 10 2000,設定路由器密碼,ChiaYi(config)#enable secret SayHi,ChiaYi(config)#line vty 0 4ChiaYi(config-line)#password SayHello,ChiaYi(config)#service password-encryption,顯示路由器設定,ChiaYi(config-line)#ZChiaYi#show running-configBuilding configuration.Current configuration:!Last configuration change at 19:14:18 UTC Mon Jul 10 2000!version 11.3service timestamps debug uptimeservice timestamps log uptimeno service password-encryption!hostname ChiaYi!enable secret 5$1$qfsK$KBrL6FRSp9JqXFrV/MezQ.enable password 7 1511021F0725,顯示網路埠資訊,ChiaYi#show interface Ethernet 0Ethernet0 is up,line protocol is up Hardware is QUICC Ethernet,address is 0010.7b77.9348(bia 0010.7b77.9348)MTU 1500 bytes,BW 10000 Kbit,DLY 1000 usec,reliability 255/255,txload 1/255,rxload 1/255 Encapsulation ARPA,loopback not set,keepalive set(10 sec)ARP type:ARPA,ARP Timeout 04:00:00 Last input 00:00:00,output 00:00:00,output hang never Last clearing of show interface counters never Queueing strategy:fifo Output queue 0/40,0 drops;input queue 0/75,0 drops 5 minute input rate 2000 bits/sec,2 packets/sec 5 minute output rate 1000 bits/sec,2 packets/sec 48904 packets input,7419640 bytes,0 no buffer Received 4693 broadcasts,0 runts,0 giants,0 throttles,測試網路連通,ChiaYi#Type escape sequence to abort.Sending 5,100-byte ICMP Echos to 140.123.101.250,timeout is 2 seconds:!Success rate is 100 percent(5/5),round-trip min/avg/max=56/60/64 msChiaYi#,測試網路連通,ChiaYi#tracerouteType escape sequence to abort.Tracing the route to CSIE-C5505(140.123.101.250)1(168.95.42.195)40 msec 40 msec 36 msec 2(168.95.42.158)40 msec 36 msec 32 msec 3(168.95.42.241)36 msec 32 msec 36 msec 4 168.95.2.162 32 msec 36 msec 36 msec 5 192.192.0.17 36 msec 36 msec 36 msec 6 TANet-CCU.edu.tw(203.72.38.123)52 msec 48 msec 40 msec 7 140.123.1.238 72 msec*80 msecChiaYi#,