Cisco IOS language preview
1. Interface configuration
an interface block, an ACL, and OSPF routing
horizon-dark
! configure the uplink interface
interface GigabitEthernet0/0/1
description Uplink to core
ip address 192.168.1.1 255.255.255.0
no shutdown
!
access-list 101 permit tcp any host 10.0.0.5 eq 443
router ospf 1
network 192.168.1.0 0.0.0.255 area 0
atom-one-dark
! configure the uplink interface
interface GigabitEthernet0/0/1
description Uplink to core
ip address 192.168.1.1 255.255.255.0
no shutdown
!
access-list 101 permit tcp any host 10.0.0.5 eq 443
router ospf 1
network 192.168.1.0 0.0.0.255 area 0
github-dark
! configure the uplink interface
interface GigabitEthernet0/0/1
description Uplink to core
ip address 192.168.1.1 255.255.255.0
no shutdown
!
access-list 101 permit tcp any host 10.0.0.5 eq 443
router ospf 1
network 192.168.1.0 0.0.0.255 area 0
dracula
! configure the uplink interface
interface GigabitEthernet0/0/1
description Uplink to core
ip address 192.168.1.1 255.255.255.0
no shutdown
!
access-list 101 permit tcp any host 10.0.0.5 eq 443
router ospf 1
network 192.168.1.0 0.0.0.255 area 0
nord
! configure the uplink interface
interface GigabitEthernet0/0/1
description Uplink to core
ip address 192.168.1.1 255.255.255.0
no shutdown
!
access-list 101 permit tcp any host 10.0.0.5 eq 443
router ospf 1
network 192.168.1.0 0.0.0.255 area 0
github
! configure the uplink interface
interface GigabitEthernet0/0/1
description Uplink to core
ip address 192.168.1.1 255.255.255.0
no shutdown
!
access-list 101 permit tcp any host 10.0.0.5 eq 443
router ospf 1
network 192.168.1.0 0.0.0.255 area 0
2. VLAN and trunking
vlan, switchport, and trunk configuration
horizon-dark
vlan 10
name Engineering
interface GigabitEthernet0/0/2
switchport mode trunk
switchport trunk encapsulation dot1q
switchport trunk allowed vlan 10,20,30 atom-one-dark
vlan 10
name Engineering
interface GigabitEthernet0/0/2
switchport mode trunk
switchport trunk encapsulation dot1q
switchport trunk allowed vlan 10,20,30 github-dark
vlan 10
name Engineering
interface GigabitEthernet0/0/2
switchport mode trunk
switchport trunk encapsulation dot1q
switchport trunk allowed vlan 10,20,30 dracula
vlan 10
name Engineering
interface GigabitEthernet0/0/2
switchport mode trunk
switchport trunk encapsulation dot1q
switchport trunk allowed vlan 10,20,30 nord
vlan 10
name Engineering
interface GigabitEthernet0/0/2
switchport mode trunk
switchport trunk encapsulation dot1q
switchport trunk allowed vlan 10,20,30 github
vlan 10
name Engineering
interface GigabitEthernet0/0/2
switchport mode trunk
switchport trunk encapsulation dot1q
switchport trunk allowed vlan 10,20,30 3. Line and access control
vty line configuration with SSH transport
horizon-dark
line vty 0 4
login local
transport input ssh
!
username admin secret cisco123 atom-one-dark
line vty 0 4
login local
transport input ssh
!
username admin secret cisco123 github-dark
line vty 0 4
login local
transport input ssh
!
username admin secret cisco123 dracula
line vty 0 4
login local
transport input ssh
!
username admin secret cisco123 nord
line vty 0 4
login local
transport input ssh
!
username admin secret cisco123 github
line vty 0 4
login local
transport input ssh
!
username admin secret cisco123