Inputs and Sets:
| |
| set of nodes |
| number of nodes |
| set of node pairs |
| set of client signals with bit rate
|
| line signals bit rate |
| client bit rates requiring a two stage
grooming in fixed grooming architectures |
| number of client signals with bit rate
between the nodes
and |
| client traffic with bit rate
matrix |
| set of muxponder types accepting input
signals with bit rate
and generating output signals with bit rate
|
| set of all grooming configurations in
flexible grooming; see Table II |
| maximum number of client signals with bit
rate
that can be groomed into a line signal with bit rate
in configuration |
Parameters:
| |
| number of input ports in the muxponder
module accepting signals with bit rate
and generating signals with bit rate |
| number of output ports in the muxponder
module accepting signals with bit rate
and generating signals with bit rate |
| number of ports in the transponder module
with bit rate |
| number of slots occupied by the muxponder
module accepting signals with bit rate
and generating signals with bit rate |
| number of slots occupied by the transponder
module with bit rate |
| number of slots available per shelf |
| number of slots reserved for the control
module |
| number of ports in the client module
accepting signals with bit rate |
| number of ports in the line module with bit
rate |
| number of slots occupied by the client
module accepting signals with bit rate |
| number of slots occupied by the line module
with bit rate |
| number of slots occupied by the ESM |
| number of slots occupied by the amplifier
module used in the cross connection structure–add/drop
structure |
| number of slots occupied by the AWG
module |
| number of ports in the
WSS module |
| number of ports in the combiner/splitter
module |
| number of slots occupied by the WSS module
used in the cross connection structure–add/drop structure |
| number of slots occupied by the
combiner/splitter module used in the add/drop structure |
| maximum number of wavelengths per fiber |
Variables:
| |
| number of output ports in the muxponder
module accepting signals with bit rate
and generating signals with bit rate
for the demand between the nodes
and |
| number of muxponder modules accepting
signals with bit rate
and generating signals with bit rate
in the node |
| number of input transponder ports with bit
rate
for the demands between the nodes
and |
| number of output transponder ports with bit
rate
for the demands between the nodes
and |
| number of transponder modules with bit rate
in the node |
| number of slots in node
in fixed grooming architecture |
| number of shelves in the node
in fixed grooming architecture |
| number of control modules in the node
in fixed grooming architecture |
| number of client modules accepting signals
with bit rate
in the node |
| number of ports in line modules with bit
rate
and configuration
for the demands between the nodes
and |
| number of line modules with bit rate
in the node |
| number of slots in node
in flexible grooming architecture |
| number of control modules in the node
in flexible grooming architecture |
| number of ESMs in the node
|
| number of shelves in the node
in flexible grooming architecture |
| number of line signals with bit rate
between the nodes
and |
| line traffic with bit rate
matrix |
| number of channels that traverse the direct
link between the nodes
and |
| binary variable indicating if the demand
between the nodes
and
is routed through the link between the nodes
and
or not |
| number of pairs of fibers in the link
between the nodes
and |
| number of pairs of fibers attached to the
node |
| number of
WSS modules used in the cross connection structure–add/drop
structure in the node |
| number of amplifier modules used in the
cross connection structure–add/drop structure in the node
|
| number of AWG modules in the node
|
| number of slots in node
in fixed ROADM architecture |
| number of control modules in the node
in fixed ROADM architecture |
| number of shelves in the node
in fixed ROADM architecture |
| number of regenerated signals in the node
|
| number of combiner/splitter modules in the
node |
| number of add/drop ports in the add/drop
structures of node |
| number of add/drop structures in the node
|
| number of slots in node
in flexible ROADM architecture |
| number of shelves in the node
in flexible ROADM architecture |
| number of control modules in the node
in flexible ROADM architecture |