Managing files ······························································································································································· 73

Displaying file information ··································································································································· 74

Displaying the contents of a file ··························································································································· 74

Renaming a file ······················································································································································ 74

Copying a file ························································································································································ 74

Moving a file ·························································································································································· 74

Deleting/restoring a file ······································································································································· 75

Emptying the recycle bin ······································································································································ 75

Calculating the digest of a file ····························································································································· 75

Managing directories ···················································································································································· 75

Displaying directory information ························································································································· 75

Displaying the current working directory ············································································································ 76

Changing the current working directory ············································································································· 76

Creating a directory ·············································································································································· 76

Removing a directory ············································································································································ 76

Managing storage media ············································································································································· 77

Performing batch operations ········································································································································· 77

Setting the file system operation mode ························································································································ 77

File system management examples ······························································································································ 78

Managing configuration files ···································································································································· 79

Overview ········································································································································································· 79

Configuration types ··············································································································································· 79

Configuration file content organization and format ·························································································· 80

Startup with a configuration file ·························································································································· 80

Saving the running configuration ································································································································· 80

Enabling configuration encryption ······················································································································ 80

Saving configuration by using different methods······························································································· 81

Using automatic configuration backup after a software upgrade ··································································· 82

Specifying a configuration file for the next startup ····································································································· 82

Backing up the next-startup configuration file to a TFTP server ················································································· 82

Restoring the next-startup configuration file from a TFTP server ················································································ 83

Deleting the next-startup configuration file ·················································································································· 83

Displaying and maintaining configuration files ·········································································································· 84

Upgrading software ··················································································································································· 85

Software upgrade methods ··········································································································································· 85

Upgrading BootWare ···················································································································································· 86

Upgrading system software ·········································································································································· 86

Installing hotfixes ···························································································································································· 86

Basic concepts ······················································································································································· 87

Patch states ····························································································································································· 87

Patch installation task list ······································································································································ 90

Installation prerequisites ······································································································································· 90

Installing and running a patch in one step ········································································································· 90

Installing a patch step by step ····························································································································· 91

Uninstalling a patch step by step ························································································································· 92

Displaying and maintaining software upgrade ·········································································································· 93

Software upgrade examples ········································································································································· 93

Upgrading the system software ··························································································································· 94

Installing patches ··················································································································································· 95

Dealing with password loss ······································································································································· 97

Disabling password recovery capability ············································································································ 97

Examining the state of password recovery capability ······················································································· 98

Dealing with console login password loss when password recovery capability is enabled ························ 99

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