interface is a software discard mechanism which may be
used for performance analysis and software testing.
It imitates an Ethernet device, which
allows for its use in conjunction with such drivers as
As with other network interfaces, an
interface must have network addresses assigned for each address family
with which it is to be used.
These addresses may be set or changed with the
interface is created at runtime using interface cloning.
This is most easily done with the
command or using the