manageaciscointernetwork(ppt42)-经营管理(编辑修改稿)

manageaciscointernetwork(ppt42)-经营管理(编辑修改稿)内容摘要：

sical connection is in order  Ensure the Ether interface is properly configured  Check the connectivity by using ping to the TFTP host  Ensure the TFTP server is properly configured and started  Type the mand copy tftp flash from the privileged mode 来自 中国最大的资料库下载 Backing Up and Restoring the Cisco Configuration Backing Up the Cisco Router Configuration Restoring the Cisco Router Configuration Erasing the Configuration Summary – Commands Working with Config File Summary – Commands Working with NVRAM 来自 中国最大的资料库下载 Backing Up the Cisco Router Configuration  Verifying the current config. (the running config in DRAM)  Using sh run mand  Verifying the stored config. (the config. file in NVRAM)  Using sh start mand  Copying the current config. to NVRAM by typing the mand copy run start  Copying the current config. to a TFTP host as a second backup by typing the mand copy run tftp  A filename is required and will have the format hostname+”config” where “config” is the extension for configuration file  If no hostname has been configured, you will be prompt for a file name  The configuration file is an ASCII text file and editable 来自 中国最大的资料库下载 Restoring the Cisco Router Configuration  copy start run / config mem Copying the startupconfig. in NVRAM to DRAM (runningconfig)  copy tftp run Copying the configuration file in TFTP to DRAM (runningconfig)  Since the configuration file is an ASCII text file, we can make changes to the file with any text editor before copy it back to the router 来自 中国最大的资料库下载 Erasing the Configuration  erase startupconfig – to delete the startupconfig file stored in the NVRAM of a Cisco router  The next time the router boots, it will run in setup mode 来自 中国最大的资料库下载 Summary – Commands Working with Config Files  configure terminal config manually from console terminal  configure memory load configuration information from NVRAM  copy tftp runningconfig load configuration information from TFTP server  show runningconfig display current configuration in RAM  copy runningconfig startupconfig store current configuration in RAM to NVRAM  copy runningconfig tftp store current configuration in RAM to TFTP server  show startupconfig display the saved configuration, it is the contents of NVRAM  erase startupconfig erase the contents of NVRAM 来自 中国最大的资料库下载 Summary – Commands Working with NVRAM  configure memory load configuration information from NVRAM  erase startupconfig erase the contents of NVRAM  copy runningconfig startupconfig store current configuration in RAM into NVRAM  show startupconfig display the saved configuration, it is the contents of NVRAM 来自 中国最大的资料库下载 Summary of Commands about Router Information RAM NVRAM Flash Command Executive Active IOS Backup of Config. File Backup of IOS Program Active Config. File Tables Buffer Interface Router show version Router show processes CPU Router show protocols Router show runningconfig Router write term Router show memory Router show stacks Router show buffers Router show flash Router show runningconfig Router show config Router show interface 来自 中国最大的资料库下载 Using Cisco Discovery Protocol Overview of CDP Getting CDP Timers and Holdtime Information Getting Neighbor Information Getting Interface Traffic Information Getting Port and Interface Information Cisco Discovery Protocol (CDP) is a proprietary protocol。