Cheat sheet for CCNA4 - Scaling Networks
| Description | Command |
|---|---|
| Set the console (interface 0) time out to 5 minutes | exec-timeout 5 0 |
| Configure the router to encrypt all plain text passwords | service password-encryption |
| Configure an IP address and a subnet mask to an interface | ip address 192.168.1.2 255.255.255.252 |
| Enable an interface on a switch | no shutdown |
| Configure RIP routing protocol | router rip |
| Configure RIPv2 | version 2 |
| Advertise the 192.168.1.0 network | network 192.168.1.0 |
| Disabe auto summarization | no auto-summary |
| Show the current running configuration of the device | show running-config |
| Show information about the configured IPv4 protocols on the router | show ip protocols |
| Show routing table | show ip route |
| Display a brief summary of the current information for every configured interface | show ip interface brief |
| Display information about directly connected Cisco devices | show cdp neighbors |
| Displays any ports with security activated | show port-security |
| Displays all secure MAC addresses configured on all switch interfaces | show port-security address |
| Displays all MAC addresses | show mac-address-table |
| Description | Command |
|---|---|
| Verify VTP status | show vtp status |
| Set VTP mode client | vtp mode client |
| Configure VTP domain name | vtp domain CCNA |
| Set VTP password | vtp password cisco12345 |
| Create VLAN | vlan 10 |
| delete VLAN | no vlan 10 |
| Assign name to VLAN | name SALES |
| Verify configured VLANs | show vlan brief |
| Set port to access mode | switchport mode access |
| Assign the port to a VLAN | switchport access vlan 30 |
| Set port to trunk mode | switchport mode trunk |
| Allow VLANs to trunk | switchport trunk allowed vlan 10, 30 |
| Assign subinterface to VLAN (routers) | encapsulation dot1q 10 |
| Assign default gateway | ip default-gateway 10.1.1.1 |
| Description | Command |
|---|---|
| Verify Spanning Tree | show spanning-tree |
| Verify Spanning Tree on VLAN | show spanning-tree vlan |
| Enter the spanning-tree cost | spanning-tree cost 25 |
| Reset spanning-tree cost to default | no spanning-tree cost |
| Ensure lowest bridge priority method 1 | spanning-tree VLAN 1 root primary |
| Ensure root bridge method 2 | spanning-tree VLAN 1 priority 24576 |
| Ensure alternate root bridge method 1 | spanning-tree VLAN 1 root secondary |
| Configure portfast on switch port | spanning-tree portfast |
| Configure BPDU guard on interface | spanning-tree bpduguard enable |
| Configure Rapid PVST+ mode | spanning-tree mode rapid-pvst |
| Specify point-to-point link type | spanning-tree link-type point-to-point |
| Description | Command |
|---|---|
| Verify EtherChannel configuration | show interfaces port-channel 1 |
| Verify EtherChannel different channels | show etherchannel summary |
| Verify role of the interface in Etherchannel | show interfaces f0/1 etherchannel |
| Verify EtherChannel port channels | show etherchannel port-channel |
| Select desired interface range | interface range f0/1-2 |
| Create port channel interface | channel-group 1 mode active |
| Enter port channel interface | interface port-channel 1 |
| Verify HSRP configuration | show standby brief |
| Configure HSRP to use version 2 | standby version 2 |
| Configure virtual IP that will be used by group | standby 10 ip 192.168.1.1 |
| Configure priorty that will be used for group | standby 10 priority 100 |
| Configure the router to preempt | stadby 10 preempt |
| Debug HSRP | debug standby packets |
| Debug HSRP | debug standby terse |
Enkel theorie
| Description | Command |
|---|---|
| Enable router configuration mode to eigrp and begin configuration process | router eigrp 1 |
| Disable router configuration mode from eigrp | no router eigrp 1 |
| Set router-id | eigrp router-id 1.1.1.1 |
| Enable eigrp for the interfaces on a specific subnet | network 172.16.0.0 |
| Enable eigrp for the interfaces on a specific subnet, but only allow allow some | network 192.168.10.8 0.0.0.3 |
| Set interface to passive | passive-interface g0/0 |
| Examine neighbors | show ip eigrp neighbors |
| Verifying eigrp active | show ip protocols |
| Examine routing table | show ip route |
| Adjust metric weight (waarschijnlijk niet nodig) | metric weights tos k1 k2 k3 k4 k5 |
| Adjust bandwidth | interface s0/0/0 && bandwidth 64 |
| Configure Link-local adress | ipv6 address fe80::1 link-local |
| Enable router configuration mode for ivp6 | ipv6 router eigrp 2 |
| Configure unicast-routing | ipv6 unicast-routing |
| Configure router-id | eigrp router-id 1.0.0.0 && no shutdown |
| Enable eigrp on an interface | ipv6 eigrp 2 |
| Examine ipv6 eigrp neighbors | show ipv6 eigrp neighbors |
| Verify ipv6 eigrp active | show ipv6 protocols |
| Verify ipv6 routes active | show ipv6 route |
| Enable auto-summary | auto-summary |
| Propagate (ipv6) static route | redestribute static |
| Configure hello timers | ip hello-interval eigrp 1 50 |
| Configure hold timers | ip hold-time eigrp 1 150 |
| Set interface to passive | passive interface s0/0/0 |
| Description | Command |
|---|---|
| Zit hierboven vanaf propagate | command |
| Description | Command |
|---|---|
| Enable configuration mode to ospf and begin configuration process | router ospf 10 |
| Disable router configuration mode from ospf | no router ospf 10 |
| Set router-id | router-id 1.1.1.1 |
| Lookback interface as router ID | interface loopback 0 && ip address 1.1.1.1 255.255.255.255 |
| Assigning interfaces to an ospf area | network 172.16.1.0 0.0.0.255 area 0 |
| Configure passive interfaces | passive-interface g0/0 |
| Adjust interface bandwidth | bandwidth 64 |
| Manually set cost | ip ospf cost 15625 |
| Set interface priority | ip ospf priority 150 |
| Verify ospf neighbors | show ip ospf neighbor |
| Verify ospf settings | show ip protocols |
| Verify interface settings | show ip ospf interface brief |
| Description | Command |
|---|---|
| Multiarea ospf | network 10.1.1.1 0.0.0.0 area 1 && network 192.168.10.1 0.0.0.0 area 0 |
| Description | Command |
|---|---|
| Propogate a Default Static route | default-information originate |
| Hello/Hold interval | Zie eigrp |