3Com 3C17539 Installation Manual page 18

Switch 8800 series
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18
C
1: P
HAPTER
RODUCT
O
VERVIEW
Figure 10 360 Gbps Switch Fabric panel
Compact Flash (CF slot)
The 360 Gbps Switch Fabric module provides a CF slot to accommodate a
standard CF card, where you can save logging information, host version
information, alarming and other diagnostic information and conveniently upgrade
software online. The fabric ships with a CF memory card.
Management Ports
The Management 10Base-T/100Base-TX port uses an RJ-45 connector. It can
connect a background terminal for system program loading and debugging, or
connect a network management station for remote system management.
Table 6 Management 10Base-T/100Base-TX port specifications
Item
Connector
Number of ports
Rate
Max. transmission segment over the selected
medium
Service
The following table describes the status LEDs for the management
10Base-T/100Base-TX port.
Table 7 Status LEDs for the management 10Base-T/100Base-TX port
LED
Status
LINK
OFF
ON
ACT
OFF
Blinking
RS232/485 port
The RS232/485 port uses RJ-45 connector, for connecting external PoE power
frame when supported and monitoring its status.
Table 8 RS232/485 port specifications
Item
Connector
Number of ports
No link is present.
A link is present.
No packets are transmitted/received on the port.
Packets are being transmitted/received on the port.
Description
RJ-45
One RS 232 port and one RS485 port
Description
RJ-45
One
10 Mbps, half duplex/full duplex
100 Mbps, half duplex/full duplex
100 m (328 ft.) over the category-5 twisted
pair cable (crossover cable is required).
System program upgrade and network
management

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