Cisco IOS Commands - wAlber47/Tech-Journal GitHub Wiki
Page will contain a running list of useful Cisco commands.
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enable - logs into enable mode
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configure terminal - logs into configuration mode
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interface <port-number> - enters interface for specified Ethernet interface
- Define VLANs for multiple ports at one time:
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(config)# interface range FastEthernet <port-number> - let's you configure multiple ports at one time
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(config-if-range)# switchport access vlan <vlan-id> - defines the vlan for all ports in the range
- To turn on routing on multi-layer switches:
- Configure the IP address of a VLAN on multi-layer switches:
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(config)# interface vlan <vlan-id> - brings you into vlan interface config mode
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(config-if)# ip address <ip-address> <subnet-mask> - set the IP address for a specified vlan
- Enter VLAN interface config mode:
(config)# interface vlan <vlan-id>
- Assign IP Helper Address:
(config-if)# ip helper-address <ip-address of dhcp server>
- Set default route:
ip route 0.0.0.0 0.0.0.0 <ip-address>
- Send default route information to other routers in the area, run from the OSPF configuration.
default-information originate
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