User Manual

Contents
Preface: Introduction ............................................................................................10
Chapter 1: How to read the command reference ...............................................11
1.1 Applicable products ....................................................................................................................................
11
1.2 How to read the command reference ..........................................................................................................11
1.3 Interface names ...........................................................................................................................................11
1.4 Input syntax for commands starting with the word "no" ............................................................................11
Chapter 2: How to use the commands .................................................................13
2.1 Operation via console .................................................................................................................................13
2.1.1 Access from a console terminal ...................................................................................................13
2.1.2 Access from a TELNET client ....................................................................................................13
2.1.3 Console terminal/VTY settings ...................................................................................................14
2.2 Operation via configuration (config) files ..................................................................................................14
2.2.1 Access from a TFTP client ..........................................................................................................14
2.2.2 Reading/writing a configuration file ...........................................................................................14
2.3 Login ...........................................................................................................................................................15
2.4 Command input mode ................................................................................................................................15
2.4.1 Command input mode basics .......................................................................................................15
2.4.2 individual configuration mode ....................................................................................................16
2.4.3 Command prompt prefix .............................................................................................................17
2.4.4 Executing commands of a different input mode ..........................................................................17
2.5 Keyboard operations when using the console ............................................................................................17
2.5.1 Basic operations for console input ..............................................................................................17
2.5.2 Command help .............................................................................................................................18
2.5.3 Input command completion and keyword candidate list display ................................................18
2.5.4 Entering command abbreviations ................................................................................................18
2.5.5 Command history ........................................................................................................................18
2.6 Commands that start with the word "show" ...............................................................................................19
2.6.1 Modifiers .....................................................................................................................................19
Chapter 3: Configuration .....................................................................................20
3.1 Managing settings .......................................................................................................................................20
3.2 Default setting values .................................................................................................................................20
Chapter 4: Maintenance and operation functions .............................................28
4.1 Passwords ...................................................................................................................................................28
4.1.1 Set user password ........................................................................................................................28
4.1.2 Set administrator password ..........................................................................................................28
4.1.3 Encrypt password ........................................................................................................................29
4.1.4 Allow login with special password ..............................................................................................29
4.2 Configuration management ........................................................................................................................30
4.2.1 Save running configuration .........................................................................................................30
4.2.2 Save running configuration .........................................................................................................30
4.2.3 Save certain functions to the backup configuration ....................................................................31
4.2.4 Show the running configuration ..................................................................................................31
4.2.5 Show startup configuration ..........................................................................................................32
4.2.6 Erase startup configuration ..........................................................................................................33
4.3 Manage boot information ...........................................................................................................................33
4.3.1 Show boot information ................................................................................................................33
4.3.2 Clear boot information ................................................................................................................34
2 | Command Reference | TOC