1. © 2006 Cisco Systems, Inc. All rights reserved.Cisco Public 1 Initial Switch Configuration Internetworking Fundamentals Instructor: Abdirahman I. Abdi

2. © 2006 Cisco Systems, Inc. All rights reserved.Cisco Public 2 Switch Initial Configuration Go to privileged mode > enable # Config Terminal Give your switch a name config# hostname xxxxxx Configure the Interface VLAN an IP Address config# interface vlan 1 config-if# ip address xxx.xxx.xxx.xxx xxx.xxx.xxx.xxx

3. © 2006 Cisco Systems, Inc. All rights reserved.Cisco Public 3 Put the interface vlan1 into active mode config# interface vlan 1 config-if# no shutdown Go to global configuration mode # configure terminal Configure your switch a default gateway # ip default-gateway xxx.xxx.xxx.xxx Check your running-config for your configuration # show running-config Switch Initial Configuration

4. © 2006 Cisco Systems, Inc. All rights reserved.Cisco Public 4 Switch Initial Configuration  To save your configuration go to privilege mode # copy running-config startup-config (That will copy from RAM to NVRAM Non-Volatile RAM) Go Through the show version command #show version

5. © 2006 Cisco Systems, Inc. All rights reserved.Cisco Public 5 Configuring Switch Security  Set privilege mode password Option 1 config# enable password Cisco Option 2 config# enable secret Cisco  Secure console port config# line console 0 config-line# password xxxx Config-line# login

6. © 2006 Cisco Systems, Inc. All rights reserved.Cisco Public 6 Configuring Switch Security  Secure VTYs (Telnet sessions) config# line vty 0 4 config-line# password xxx config-line# login  Encrypt all passwords config# service password-encryption

7. © 2006 Cisco Systems, Inc. All rights reserved.Cisco Public 7 Configuring Switch Security  Create banner for the switch config# banner motd ( ****************** DO NOT ENTER! ******************(

8. © 2006 Cisco Systems, Inc. All rights reserved.Cisco Public 8  Configuring Port-Security config# interface fastethernet x/x config-if# switchport mode access Config-if# switchport port-security Config-if# switchport port-security maximum 1 Config-if# switchport port-security mac-address sticky Configuring Switch Security

9. © 2006 Cisco Systems, Inc. All rights reserved.Cisco Public 9