Notes by Peter Galonza(Пётр Галонза)
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N1548

Display information on the port

show interfaces switchport gigabitethernet x/x/x

First installation

Set ip address

enable
configure
interface vlan x
ip address x.x.x.x/xx
ip default-gateway x.x.x.x

Set user

enable
configure
username user_name password user_password privilege 15
enable password enable_password

Enable SSH

crypto key generate dsa
crypto key generate rsa
ip ssh server

Save configuration changes

wr

Static

enable
configure
interface range 1-4
channel-group 1 mode on
end
show interfaces port-channel 1

Dynamic (LACP)

enable
configure
interface range 1-4
channel-group 1 mode active
end
show interfaces port-channel 1

Remove port from channel group

interface gigabitethernet x/x/1
no channel-group

VLAN

Create VLAN

vlan vlan_id

VLAN name

name vlan_name

Remove port mode

no switchport mode

Go to interface

interface gigabitethernet x/x/x

Port in Access mode

Set Access mode

switchport mode access

Set the interface as a member of the specified VLAN

switchport access vlan vlan_id

Port in Trunk mode

Set Trunk mode

switchport mode access

Default trunk mode allows all vlans.

switchport trunk allowed vlan all

Add VLAN to the VLAN allowed list

switchport trunk allowed vlan add vlan_id

Remove the listed VLANs from the allowed list

switchport trunk allowed vlan remove vlan_id

Allows all VLANs other than those listed

switchport trunk allowed vlan except vlan_id

Sets the untagged VLAN for the trunk port

switchport trunk native vlan vlan_id

Port in General mode

Set General mode

switchport mode access

Add VLAN to the VLAN allowed list

switchport general allowed vlan add vlan_id

Remove the listed VLANs from the allowed list

switchport general allowed vlan remove vlan_id

Set the port VLAN ID

switchport general pvid vlan_id

Set the port to pass untagged packets for the specified VLAN

switchport general allowed vlan add vlan_id untagged

The port will only accept tagged frames. Untagged frames are dropped at ingress.

switchport general acceptable-frame-type tagged-only

Turn off ingress filtering so that all received tagged frames are forwarded whether or not the port is a member of the VLAN in the tag.

switchport general ingress-filtering disable

Scripts

Generate configuration