Comandos Switches ¡ CISCO !
BASIC DEVICE COMMANDS
Show Running Configuration File
#show running-config
Show Startup Configuration File (NVRAM)
#show startup-config
Copy Changes from Running Config to the Startup Config
#copy running-config startup-config
Show Version (Platform Type / OS Revision / Last Boot / Memory / Interfaces / Conf Register)
#show version
Set a Warning Banner for Login Prompt
>enable
#configure terminal
#banner motd &
#banner line1
#banner line2 &
#exit
Set hostname
>enable
#configure terminal
#hostname router1
#exit
Set Password and Level for Exec & Non-Exec Access (>enable
#configure terminal
#enable password level 15 EnablePass1
Set Level and Secret Password Access (recommended method)
>enable
#configure terminal
#enable secret level 15 EnableSecret1
#exit
Save Running Config to Startup Config
#copy running-configuration startup-configuration
Save Running Config to a Remote TFTP Server
#copy running-configuration tftp
<enter IP>
<enter filename>
Save Config From Remote TFTP Server to the Running Config
#copy tftp running-configuration
<enter IP>
<enter filename>
Delete NVRAM
#delete nvram
Show Spanning Tree Information (port cost/hello interval/root bridge address)
>show spantree
Show Mac Address Table (Shows which Devices are Connected to which Port)
>show mac-address-table
Permanently Assign a Device MAC Address to a Port
#conf term
(config)#mac-address-table permanent 1111-1111-1111 e0/5
(config)#mac-address-table static 3333.3333.3333.3333 vlan 1 int fa0/3
Clear Mac Address Table
#clear mac-address-table
Configure Port Security to “Sticky Learn” the MAC Address Connected and only Allow that Device to Connect
1900
#conf term
(config)#int e0/5
(config-if)#port secure
(config-if)#port secure max-mac-count 1
2950
#conf term
(config)#interface fa0/3
(config-if)#switchport port-security
(config-if)#switchport mode access
(config-if)#switchport port-security maxumim 1
Show VLAN
>show vlan
Show Port VLAN Membership Information
>show vlan-membership
Show VLAN Interface Information
>show interface vlan 1
Create VLANs
#conf term
(config)#vlan 30 name desktops
(config)#vlan 25 name servers
(config)#vlan 20 name printers
OR
#vlan database
(vlan)#vlan 10 name testing
(vlan)#vlan 12
Removing VLANs
#conf term
(config)#no vlan 30
(config)#no vlan 25 name servers
(config)#no vlan 20 printers
OR
#vlan database
(vlan)#no vlan 10
(vlan)#no vlan 12
Assigning a VLAN to a Single Port
1900
#conf term
(config)#interface fa0/0
(config-if)#vlan-membership static 30
2950
#conf term
(config)#interface fa0/0
(config-if)#switchport mode access
(config-if)#switchport access vlan 40
Removing a Single Port VLAN Assignment (Defaults Back to VLAN 1)
1900
#conf term
(config)#interface fa0/0
(config-if)#no vlan-membership static 30
Assign a VLAN to a Range of Ports
1900
#conf term
(config)#interface range fast 0/2 – 5
(config-if)#switchport access vlan 30
Assign an IP to a VLAN
1900
#conf term
(config)#interface vlan 1
(config-if)#ip address 10.0.1.1 255.255.255.0
Show VTP Status
>show vtp status
Show Trunk Information (1900)
>show trunk a
>show trunk b
Set the VTP Domain
#conf term
(config)#vtp domain mydomain
#vlan database
(config)#vtp domain mydomain
Set Switch as a VTP Server
#vlan database
(vlan)#vtp server
(vlan)#vtp domain mydomain
(vlan)#vtp password mypass1
Set Switch as a VTP Client
#vlan database
(vlan)#vtp client
(vlan)#vtp domain mydomain
(vlan)#vtp password mypass1
Create a Trunk Link that will Carry the VLAN Configurations
SW1#conf term
SW1(config)#interface fast 0/24
SW1(config-if)#switchport mode trunk
SW2#conf term
SW2(config)#interface fast 0/24
SW2(config-if)#switchport mode trunk
Dynamic Trunk Link
Create a Dynamic Trunk Link that will Carry the VLAN Configurations
SW1#conf term
SW1(config)#interface fast 0/24
SW1(config-if)#switchport mode dynamic desirable
SW2#conf term
SW2(config)#interface fast 0/24
SW2(config-if)#switchport mode dynamic desirabe
Fuente: http://www.vmadmin.co.uk
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