3Com 3C16896 8 slot AC Chassis, 3C16895 7-slot Chassis manual SWITCH 7750 COMPONENTS, 3C168916

26CHAPTER 1: SWITCH 7750 COMPONENTS

Figure 23 Front Panel of the 12-port 10/100/1000BASE-T and 4-port 1000BASE-X

SFP Module

3C168916
1	2	3	4

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 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 lists specifications of the 12-port 10/100/1000BASE-T and 4-port 1000BASE-X SFP module.

Table 34 Specifications for the 12-port 10/100/1000BASE-T and 4-port 1000BASE-X

SFP Module

SpecificationDescription

CPUMPC8245

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	100 m (328 ft) over category-5 twisted pair cable
transmission distance
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