Cisco WAN連接配置串行封裝
2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-1WAN 連接連接配置串行封裝 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-2電路交換電路交換 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-3公共交換電話(huà)網(wǎng)公共交換電話(huà)網(wǎng) 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-4PSTN 注意事項(xiàng)注意事項(xiàng)優(yōu)點(diǎn)簡(jiǎn)便性可用性開(kāi)銷(xiāo)缺點(diǎn)數(shù)據(jù)速率低連接設(shè)置時(shí)間相對(duì)較長(zhǎng) 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-5租用線路租用線路 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-6WAN 連接帶寬連接帶寬 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-7進(jìn)入全局配置模式RouterX(config-if)#clock rate 64000RouterX(config-if)#RouterX(config)#interface serial 0/0/0 RouterX(config-if)#RouterX#configure terminalRouterX(config)#RouterX(config-if)#bandwidth 64RouterX(config-if)#exitRouterX(config)#exitRouterX#指定接口。
僅在 DCE 接口上設(shè)置時(shí)鐘頻率設(shè)置帶寬（建議）配置串行接口配置串行接口 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-8顯示串行電纜類(lèi)型 串行接口串行接口 show controller 命令命令 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-9點(diǎn)對(duì)點(diǎn)注意事項(xiàng)點(diǎn)對(duì)點(diǎn)注意事項(xiàng)優(yōu)點(diǎn)簡(jiǎn)便性質(zhì)量可用性缺點(diǎn)開(kāi)銷(xiāo)靈活性有限 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-10HDLC 和和 Cisco HDLC 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-11RouterX(config-if)#encapsulation hdlc啟用 Cisco HDLC 封裝在同步串行接口上使用默認(rèn)封裝配置配置 HDLC 封裝封裝 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-12租用線路租用線路 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-13PPP 2007 Cisco Systems,Inc.保留所有權(quán)利。
ICND1 v1.04-14PPP 概述概述PPP 可以使用 NCP 傳輸來(lái)自多種協(xié)議簇的數(shù)據(jù)包PPP 使用 LCP 控制多個(gè)鏈路選項(xiàng)的設(shè)置2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-15RouterX(config-if)#encapsulation ppp啟用 PPP 封裝啟用啟用 PPP 封裝封裝 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-16PPP 配置示例配置示例hostname left!int serial 0ip address 10.0.1.1 255.255.255.0encapsulation ppphostname right!int serial 0ip address 10.0.1.2 255.255.255.0encapsulation ppp 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-17RouterX#show interface s0/0/0Serial0/0/0 is up,line protocol is upHardware is HD64570Internet address is 10.140.1.2/24MTU 1500 bytes,BW 1544 Kbit,DLY 20000 usec,rely 255/255,load 1/255Encapsulation PPP,loopback not set,keepalive set(10 sec)LCP OpenOpen:IPCP,CDPCPLast input 00:00:05,output 00:00:05,output hang neverLast clearing of show interface counters neverQueueing strategy:fifoOutput queue 0/40,0 drops;input queue 0/75,0 drops5 minute input rate 0 bits/sec,0 packets/sec5 minute output rate 0 bits/sec,0 packets/sec38021 packets input,5656110 bytes,0 no bufferReceived 23488 broadcasts,0 runts,0 giants,0 throttles0 input errors,0 CRC,0 frame,0 overrun,0 ignored,0 abort38097 packets output,2135697 bytes,0 underruns0 output errors,0 collisions,6045 interface resets0 output buffer failures,0 output buffers swapped out482 carrier transitionsDCD=up DSR=up DTR=up RTS=up CTS=up 檢驗(yàn)串行接口配置檢驗(yàn)串行接口配置 2007 Cisco Systems,Inc.保留所有權(quán)利。
ICND1 v1.04-18RouterX#show interface s0/0/0Serial0/0/0 is up,line protocol is upHardware is HD64570Internet address is 10.140.1.2/24MTU 1500 bytes,BW 1544 Kbit,DLY 20000 usec,rely 255/255,load 1/255Encapsulation PPP,loopback not set,keepalive set(10 sec)LCP OpenOpen:IPCP,CDPCPLast input 00:00:05,output 00:00:05,output hang neverLast clearing of show interface counters neverQueueing strategy:fifoOutput queue 0/40,0 drops;input queue 0/75,0 drops5 minute input rate 0 bits/sec,0 packets/sec5 minute output rate 0 bits/sec,0 packets/sec38021 packets input,5656110 bytes,0 no bufferReceived 23488 broadcasts,0 runts,0 giants,0 throttles0 input errors,0 CRC,0 frame,0 overrun,0 ignored,0 abort38097 packets output,2135697 bytes,0 underruns0 output errors,0 collisions,6045 interface resets0 output buffer failures,0 output buffers swapped out482 carrier transitionsDCD=up DSR=up DTR=up RTS=up CTS=up 檢驗(yàn)檢驗(yàn) HDLC 和和 PPP 封裝配置封裝配置 2007 Cisco Systems,Inc.保留所有權(quán)利。
ICND1 v1.04-19幀中繼幀中繼 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-20幀中繼設(shè)備和虛電路幀中繼設(shè)備和虛電路 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-21ATM 和信元交換和信元交換 2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-22總結(jié)總結(jié)點(diǎn)對(duì)點(diǎn)（或串行）線路可以連接兩個(gè)地理位置相隔較遠(yuǎn)的站點(diǎn)這些線路通常向運(yùn)營(yíng)商租用，因而也經(jīng)常稱(chēng)為租用線路帶寬是指通信鏈路上的數(shù)據(jù)傳輸速率在北美，點(diǎn)對(duì)點(diǎn)租用線路帶寬通常指定為 DS 編號(hào)（DS0、DS1 等等），在技術(shù)上是指信號(hào)的速率和格式HDLC 協(xié)議是點(diǎn)對(duì)點(diǎn) WAN 連接通常使用的兩種主要數(shù)據(jù)鏈路協(xié)議之一HDLC 支持點(diǎn)對(duì)點(diǎn)配置和多點(diǎn)配置encapsulation hdlc 接口配置命令用于在接口上指定 Cisco HDLC 封裝PPP 較低級(jí)別的功能使用同步物理介質(zhì)和異步物理介質(zhì)PPP 較高級(jí)別的功能使用 NCP 傳輸來(lái)自多種網(wǎng)絡(luò)層協(xié)議的數(shù)據(jù)包2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-23總結(jié)（續(xù)）總結(jié)（續(xù)）encapsulation ppp 接口配置命令用于在接口上指定 PPP 封裝。
show interface 命令用于檢驗(yàn) PPP 封裝是否配置正確幀中繼數(shù)據(jù)速率通?？蛇_(dá) 4 Mb/s，某些提供商甚至可提供更高的速率幀中繼是工作于數(shù)據(jù)鏈路層而非網(wǎng)絡(luò)層的更簡(jiǎn)單的協(xié)議ATM 是一種信元交換連接技術(shù)，它能夠通過(guò)私有網(wǎng)絡(luò)和公共網(wǎng)絡(luò)傳輸語(yǔ)音、視頻和數(shù)據(jù)ATM 主要用于服務(wù)提供商網(wǎng)絡(luò)和企業(yè) LAN 的主干ATM 虛電路可以是 PVC 或 SVC2007 Cisco Systems,Inc.保留所有權(quán)利ICND1 v1.04-24。
