Cisco IOS

Cheat sheets and command overviews for Cisco IOS devices.

📄️ Basic configuration

How setting up a Cisco device with some standard security practices may look like.

📄️ IP addressing

Configuring basic IP addressing on a Cisco device.

📄️ VLANs and trunking

Configuring VLANs and trunking on a Cisco device.

📄️ Gateways and routing

Configuring gateways, static and dynamic routing and OSPF areas on a Cisco device.

📄️ Spanning tree

Configuring the spanning tree protocol (STP) on Cisco devices.

📄️ Dynamic host configuration

Configuring dynamic host configuration (DHCP and SLAAC) on a Cisco device.

📄️ Redundancy

Configuring Etherchannels, HSRP and VRRP on a Cisco device.

📄️ Port & Network security

Securing switchports and avoiding spoofing attacks (ARP / DHCP) on a Cisco device.

📄️ Access lists

Configuring normal, numbered and extended access lists on a Cisco device.

📄️ NAT

Configuring static NAT and NAT and PAT pools on a cisco device.

📄️ IPSec

Configuring an IPSec VPN between Cisco routers.

📄️ NTP

Configuring the NTP client on a Cisco device.

📄️ Quality of service

todo: desc here (QOS)

📄️ Remote administration

Administrating Cisco devices remotely using SSH, telnet and CDP and monitoring them using SYSLOG or SNMP.