26 CHAPTER 1: SWITCH 7750 COMPONENTS
Figure 23 Front Panel of the 12-port 10/100/1000BASE-T and 4-port 1000BASE-X
SFP Module
1 Ethernet port
2 Ethernet port LED
3 SFP port
4 SFP LED
Table 31 describes the 12-port 10/100/1000BASE-T and 4-port 1000BASE-X SFP
module LEDs.
Table 34 lists specifications of the 12-port 10/100/1000BASE-T and 4-port
1000BASE-X SFP module.
Table 33 12-port 10/100/1000BASE-T Module LEDs
LED Description
LINK/ACT Off — The port is not operating.
On — The port is operating.
Green flashing — The port is transmitting or receiving data.
Table 34 Specifications for the 12-port 10/100/1000BASE-T and 4-port 1000BASE-X
SFP Module
Specification Description
CPU MPC8245
BootROM 512 KB
SDRAM 256 MB
Dimensions (L x W) 366.7 x 340 mm (14.5 x 13.4 in)
Power consumption 45 W
Connector SFP socket
Number of ports 12 10/100/1000BASE-T Ethernet ports
4 1000BASE-X (SFP) Ethernet ports
Transmission rate 1000 Mbps full duplex (optical port)
10 Mbps half/full duplex (electrical port)
100 Mbps half/full duplex (electrical port)
1000 Mbps full duplex (electrical port)
Ethernet cable and maximum
transmission distance
100 m (328 ft) over category-5 twisted pair cable
Compliance IEEE 802.3
IEEE 802.3u
IEEE 802.3z
IEEE 802.3ab
IEEE 802.1p
IEEE 802.1Q
IEEE 802.1D
IEEE 802.1X
IEEE 802.1s
IEEE 802.1w
IEEE 802.3x
IEEE 802.3ad
3C168916
