EZN268
63
Appendix
Enabling
the
Multicast
Function
The
Multicast
Function
is
a
technique
for
one
‐
to
‐
many
communication
over
an
IP
infrastructure
in
a
network
that
is
designed
to
share
IP
camera
loading
and
reduce
network
bandwidth.
Note
that
for
this
function
to
work,
the
router
/
switch
must
support
multicast
function.