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IP Address Configuration
Network devices can communicate at the network layer only after they are configured with IP addresses.
- Overview of IPv4
This section describes the definition and purpose of IPv4. - Licensing Requirements and Limitations for IP Addresses
- Understanding IPv4
This section describes the implementation of IPv4. - Configuring IP Addresses for Interfaces
To enable network devices to communicate at the network layer, configure interface IP addresses on the device. - Configuring an IP Unnumbered Interface
An IP unnumbered interface can borrow the IP address from another interface when the local interface has no IP address. - Configuration Examples for IPv4
This section provides examples to explain how to configure the primary IP address, secondary IP addresses, and IP unnumbered on an interface. - Troubleshooting IPv4
This section describes common errors that may occur in IP address configuration. Learning this section helps you avoid faults caused by incorrect IP address configuration.