Posts Tagged ‘loopback interface’


Learn how to configure loopback interfaces on cisco router.In this tutorial we will learn how to assign ip address on loopback interfaces.Loopback interfaces are logical interfaces or you can say virtual interfaces in cisco router.They are not real interfaces.That’s why they never goes down untill or unless the complete router itself goes down.Here using cisco packet tracer lab we will show you how to configure virtual interfaces or loopback interfaces on cisco router and use them in routing.

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