Cisco Switch Linux in heterogenen Netzen Grundkonfiguration

Grundsätzliches

Es dauert bis er bootet

• Zugang über ssh admin@localhost -p 3022
• User: admin
• Pass: admin

Wichtige Befehle

Konfig anzeigen

• cisco# show running-config

Konfig Modus

• cisco(config)# configure terminal

Hostname setzen

• cisco(config)# hostname cisco-sw

Wieder zurück

• cisco-sw(config)# exit

Konfig zu Start Konfig machen

• cisco-sw# copy running-config startup-config

VLANS anlegen

• cisco-sw# configure terminal
• cisco-sw(config)# vlan 21
• cisco-sw(config-vlan)# name CLIENTS
• cisco-sw(config-vlan)# vlan 22
• cisco-sw(config-vlan)# name SERVER
• cisco-sw(config-vlan)# end
• cisco-sw# copy running-config startup-config
• cisco-sw# show vlan

Managment Interface Addressieren

• cisco-sw# conf t
• cisco-sw(config)# interface Vlan1
• cisco-sw(config-if)# description MGMT
• cisco-sw(config-if)# no shutdown
• cisco-sw(config-if)# ipv6 address 2a02:24d8:71:3034::2/64
• cisco-sw(config-if)# ip address 172.26.52.2/24
• cisco-sw(config-if)# end
• cisco-sw# show running-config interface vlan 1

!Command: show running-config interface Vlan1
!Running configuration last done at: Thu Oct  3 12:15:05 2024
!Time: Thu Oct  3 12:15:30 2024

version 10.1(1) Bios:version  

interface Vlan1
  description MGMT
  no shutdown
  ip address 172.26.52.2/24
  ipv6 address 2a02:24d8:71:3034::2/64

• cisco-sw# copy running-config startup-config

Konnektivität testen

• cisco-sw# ping 172.26.52.1
• cisco-sw# ping6 2a02:24d8:71:3034::1

Default Routen

• cisco-sw# configure terminal
• cisco-sw(config)# ip route 0.0.0.0 0.0.0.0 172.26.52.1
• cisco-sw(config)# ipv6 route ::/0 2a02:24d8:71:3034::1
• cisco-sw(config)# end

Konnektivität testen

• cisco-sw# ping 8.8.8.8
• cisco-sw# ping6 2001:4860:4860::8888

Nameserver einrichten

• cisco-sw# configure terminal
• cisco-sw(config)# ip name-server 8.8.8.8
• cisco-sw(config)# ip name-server 2001:4860:4860::8888
• cisco-sw(config)# ip domain-name lab34.linuggs.de
• cisco-sw# exit
• cisco-sw# copy running-config startup-config

Ports einrichten

• cisco-sw# configure terminal
• cisco-sw(config)# interface ethernet 1/1
• cisco-sw(config)# interface ethernet 1/1
• cisco-sw(config-if)# switchport mode trunk
• cisco-sw(config-if)# description Zur Firewall
• cisco-sw(config)# interface ethernet 1/2
• cisco-sw(config-if)# switchport access vlan 22
• cisco-sw(config-if)# description SERVER
• cisco-sw(config)# interface Ethernet1/3
• cisco-sw(config-if)# switchport access vlan 21
• cisco-sw(config-if)# description CLIENTS
• cisco-sw(config)# interface Ethernet1/4
• cisco-sw(config-if)# switchport access vlan 22
• cisco-sw(config-if)# description SERVER
• cisco-sw(config)# interface Ethernet1/5
• cisco-sw(config-if)# switchport access vlan 22
• cisco-sw(config-if)# description SERVER
• cisco-sw(config)# interface Ethernet1/6
• cisco-sw(config-if)# switchport access vlan 21
• cisco-sw(config-if)# description CLIENTS
• cisco-sw(config)# interface Ethernet1/7
• cisco-sw(config-if)# switchport access vlan 22
• cisco-sw(config-if)# description SERVER
• cisco-sw# exit
• cisco-sw# copy running-config startup-config