A star topology.
SONET use RING physical topology and TOKEN logical topology. As simple as that. Logical topology deals with the data transmission. Physical topology deals with how the network is connected physically , BUS, RING, STAR and the like.
a physical topology specifies what
The Physical topology of ieee 802.5 is a bus.
Hybrid
Yes, a physical topology can support multiple logical topologies.
Topology
How do hosts on a physical ring topology communication
physical map
it is the physical & logical arringment is called topology
physical topology support multiple logical topology because quality and speed of cable wires effect efficiency of network
Switching
Switching