Cabletron Systems switches - Manual (Page 116)

Charts and Tables
A-10 Networking Standards and Limitations
Ring-In/Ring-Out Limitations
General Rules
Table A-14. Ring-In/Ring-Out Distances
Media
Max Distance
(4 Mbps)
Max Distance
(16 Mbps)
Shielded Twisted Pair 770 m 346 m
Unshielded Twisted Pair
Category 3/4 200 m 100 m
Category 5 250 m 120 m
Fiber Optics (Multimode) 2000 m 2000 m
Fiber Optics (Single Mode) 2000 m 2000 m
Table A-15. Token Ring General Rules
Max # Stations/Ring 260
Max # Bridges 7
Topologies Logical Ring/Physical Star