Maximum Cable
Distance
Modal
Bandwidth
(MHz-km)
Core Size
(microns)
Wavelength
(nm)
Connector
Type
Cable Type
Transceiver
Type
6.2 miles (10 km)
—
G.652
2
1490
Single
LC/PC
SMF
1
1000BASE-BX10
(GLC-BX-D)
722 feet (220 m)
902 feet (275 m)
1640 feet (500 m)
1804 feet (550 m)
160
200
400
500
62.5
62.5
50.0
50.0
850
LC duplex
MMF
1000BASE-SX
(GLC-SX-MMD)
1804 feet (550 m)
1804 feet (550 m)
4
1804 feet (550 m)
4
500
400
500
62.5
50.0
50.0
1310
LC duplex
MMF
3
1000BASE-LX
(GLC-LH-SMD)
6.2 miles (10 km)
—
G.652
2
1310
LC duplex
SMF
1
Approximately 43.4
to 60 miles (70 to
100 km) depending
on link loss
—
G.652
2
1550
LC duplex
SMF
1
1000BASE-ZX
(GLC-ZX-SMD)
328 feet (100
meters)
—
—
—
RJ-45
Category 5,
5E, or 6
UTP/FTP
1000BASE-T
(GLC-T and
SFP-GE-T)
10
Single-mode fiber optic (SMF)
11
ITU-T G652 SMF as specified by the IEEE 802.32 standard.
12
Multimode fiber optic (MMF)
13
You must use a mode-conditioning patch cord, as specified by the IEEE standard, regardless of the
amount of span.
The transceivers that support Digital Optical Monitoring have a greater range of temperatures for operations,
as shown in the following table.
Storage
Temperature
Operating
Temperature
Digital Optical
Monitoring Support
Part Number
Transceiver Type
–40 to 185°F (–40 to
85°C)
EXT
Yes
GLC-SX-MMD
1000BASE-SX
EXT
5
Yes
GLC-LH-SMD
1000BASE-LX
COM
6
No
GLC-ZX-SMD
1000BASE-ZX
COM
6
—
GLC-T
1000BASE-T
EXT
5
—
SFP-GE-T
14
Extended (EXT) temperature range is 23 to 185°F (-5 to 85°C)
Cisco Nexus 7706 Hardware Installation Guide
OL-31330-01
142
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