Gigabit Ethernet Ports
The server has five auto-negotiating gigabit Ethernet (GbE) ports. Three Ethernet
ports use standard RJ-45 connectors, and two use enhanced small form-factor pluggable
(SFP+) port connectors. The transfer rates are shown in the following table.
Table 2 Ethernet Port Transfer Rates
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Fast Ethernet
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100BASE-T
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100 Mbps
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Gigabit Ethernet
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1000BASE-T
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1,000 Mbps
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10 Gigabit Ethernet
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10GBASE-T
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10,000 Mbps
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10/25 Gigabit Ethernet (SFP+)
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10/25GbE
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10,000/25,000 Mbps
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RJ-45 10GbE Ports
The following figure and table describe the RJ-45 10GbE port pin signals.
Table 3 RJ-45 10GbE Port Signals
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1
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Transmit/Receive Data 0 +
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5
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Transmit/Receive Data 2 –
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2
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Transmit/Receive Data 0 –
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6
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Transmit/Receive Data 1 –
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3
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Transmit/Receive Data 1 +
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7
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Transmit/Receive Data 3 +
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4
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Transmit/Receive Data 2 +
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8
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Transmit/Receive Data 3 –
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SFP+ 10/25GbE Ports
The following table describes the SFP+ 10/25GbE port pin signals.
Table 4 SFP+ 10/25GbE Port Signals
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1
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Transmitter ground (VeeT)
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11
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Receiver ground (VeeR)
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2
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Transmitter fault indication (TxFault)
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12
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Inverted received data (RD-)
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3
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Optical output disabled when high (TxDisable)
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13
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Received data (RD+)
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4
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Data for serial ID interface (MOD-DEF(2))
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14
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Receiver ground (VeeR)
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5
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Clock for serial ID interface (MOD-DEF(1))
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15
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Receiver power (VccR)
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6
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Grounded by the module to indicate module presence
(MOD-DEF(0))
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16
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Transmitter power (VccT)
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7
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Low selects reduced bandwidth (RateSelect)
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17
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Transmitter ground (VeeT)
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8
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When high, indicates received optical power below worst-case
receiver sensitivity (LOS)
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18
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Transmit data (TD+)
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9
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Receiver ground (VeeR)
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19
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Inverted transmit data (TD-)
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10
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Receiver ground (VeeR)
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20
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Transmitter ground (VeeT)
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