C-1

APPENDIX C
SPECIFICATIONS

Physical Characteristics

Ports
SMC8724ML3
20 10/100/1000BASE-T, with auto-negotiation
4 10/100/1000BASE-T shared with 4 SFP transceiver slots.
1 10G extender module slot for Xenpak transceivers
Two slots for stacking transceivers
SMC8748ML3
44 10/100/1000BASE-T, with auto-negotiation
4 10/100/1000BASE-T shared with 4 SFP transceiver slots
1 10G extender module slot for Xenpak transceivers
Two slots for stacking transceivers
Network Interface
Ports 1-24/48: RJ-45 connector, auto MDI/X
10BASE-T: RJ-45 (100-ohm, UTP cable; Category 3 or better)
100BASE-TX: RJ-45 (100-ohm, UTP cable; Category 5 or better)
1000BASE-T: RJ-45 (100-ohm, UTP or STP cable; Category 5, 5e, or 6)
*Maximum Cable Length - 100 m (328 ft)
Buffer Architecture
SMC8724ML3: 2 Mbytes
SMC8748ML3: 4 Mbytes
Aggregate Bandwidth
SMC8724ML3: 108 Gbps
SMC8748ML3: 156 Gbps