Intel SGI Altix 450 manual Ethernet Port, Pins Assignment

I/O Port Specifications

Ethernet Port

The system auto-selects the Ethernet port speed and type (duplex vs. half-duplex) when the server is booted, based on what it is connected to. Figure A-1 shows the Ethernet port.

Pin 4	Pin 5
Pin 3	Pin 6
Pin 2	Pin 7
Pin 1	Pin 8

Figure A-1 Ethernet Port

Table A-7 shows the cable pinout assignments for the Ethernet port operating in 10/100-Base-T mode and also operating in 1000Base-T mode.

Table A-7	Ethernet Pinouts
Ethernet 10/100Base-T Pinouts		Gigabit Ethernet Pinouts
Pins	Assignment	Pins	Assignment
1	Transmit +	1	Transmit/Receive 0 +
2	Transmit –	2	Transmit/Receive 0 –
3	Receive +	3	Transmit/Receive 1 +
4	NU	4	Transmit/Receive 2 +
5	NU	5	Transmit/Receive 2 –
6	Receive –	6	Transmit/Receive 1 –
7	NU	7	Transmit/Receive 3 +
8	NU	8	Transmit/Receive 3 –

NU = Not used

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