B-5
Catalyst 3750-X and 3560-X Switch Hardware Installation Guide
OL-19593-03
Appendix B Connector and Cable Specifications
Cable and Adapter Specifications
Cable and Adapter Specifications
•
SFP and SFP+ Module Cable Specifications, page B-5
•
Four Twisted-Pair Cable Pinouts, page B-7
•
Two Twisted-Pair Cable Pinouts, page B-7
•
Identifying a Crossover Cable, page B-8
•
Console Port Adapter Pinouts, page B-8
SFP and SFP+ Module Cable Specifications
Each port must match the wave-length specifications on each end of the cable, and the cable must not
exceed the stipulated cable length. Copper 1000BASE-T SFP module transceivers use standard four
twisted-pair, Category 5 cable at lengths up to 328 feet (100 meters).
Table B-1
Fiber-Optic SFP and SFP+ Module Port Cabling Specifications
SFP Module
Wavelength
(nanometers)
Cable Type
Core
Size/Cladding
Size (micron)
Modal
Bandwidth
(MHz/km)
1
Cable Distance
100BASE-FX
(GLC-GE-100FX)
1310
MMF
50/125
62.5/125
500
500
6,562 feet (2 km)
6,562 feet (2 km)
1000BASE-BX10-D
(GLC-BX-D)
1490 TX
1310 RX
SMF
G.652
2
—
32,810 feet (10 km)
1000BASE-BX10-U
(GLC-BX-U)
1310 TX
1490 RX
SMF
G.652
2
—
32,810 feet (10 km)
1000BASE-SX
(GLC-SX-MM,
GLC-SX-MMD)
850
MMF
62.5/125
62.5/125
50/125
50/125
160
200
400
500
722 feet (220 m)
902 feet (275 m)
1,640 feet (500 m)
1,804 feet (550 m)
1000BASE-T
(GLC-T)
Standard 4
twisted-pair
Category 5 cable
—
—
—
328 feet (100 m)
1000BASE-LX/LH
(GLC-LH-SM,
GLC-LH-SMD)
1310
MMF
3
SMF
62.5/125
50/125
50/125
G.652
2
500
400
500
—
1,804 feet (550 m)
1,804 feet (550 m)
1,804 feet (550 m)
32,810 feet (10 km)
1000BASE-ZX
(GLC-ZX-SM)
1550
SMF
G.652
2
—
43.4 to 62 miles
(70 to 100 km)
4
CWDM-SFP-xxxx
1470, 1490, 1510,
1530, 1550, 1570,
1590, 1610
SMF
G.652
2
—
62 miles (100 km)