Introduction to Loopback Interface Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·1-1
Configuring a Loopback Interface Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·1-1
Introduction to Null Interface Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·Ā·1-2