3Com 8814, 8807 Management 10Base-T/100Base-TX port specifications, RS232/485 port specifications

22CHAPTER 1: PRODUCT OVERVIEW

Table 15 Management 10Base-T/100Base-TX port specifications

Item Description

Max. transmission segment over the selected medium

Service

100 m (328 ft.) over the category-5 twisted pair cable (crossover cable is required).

System program upgrade and network management

The following table describes the status LEDs for the management 10Base-T/100Base-TX port.

Table 16 Status LEDs for the management 10Base-T/100Base-TX port

LED	Status
LINK	OFF	No link is present.
	ON	A link is present.
ACT	OFF	No packets are transmitted/received on the port.
	Blinking	Packets are being transmitted/received on the port.

■RS232/485 port

The RS232/485 port uses RJ-45 connector, for connecting external PoE power frame when supported and monitoring its status.

Table 17 RS232/485 port specifications

Item	Description
Connector	RJ-45
Number of ports	One RS 232 port and one RS485 port
Service	The port for monitoring and communication with the external subsystem,
	such as external PoE power supply module

■Console port

The Console port uses an RJ-45 connector. It can be connected to a background terminal for system debugging, maintenance, management, and host software loading.

Table 18 Console port specifications

Item	Description
Connector	RJ-45
Standard	Asynchronous EIA/TIA-232
Baud rate	9600 bps (default)
Transmission	15 m (49 ft.)
segment
Service	Connects a serial port of a local PC and runs terminal emulation on the
	PC.

n You can choose your own baud rate for the Console port.

■AUX port