• Forty-eight Gigabit Ethernet 10BASE-T, 100BASE-TX, 1000BASE-T RJ-45 ports that support auto-
negotiation for speed, flow control, and duplex.
• Two combo SFP ports.
• Two SFP+ 10G ports.
• Supports PoE+.
• Two fixed mini-SAS stacking ports HG[21] to connect up to six switches.
For the S3148P platform, the port numbering is as follows:
• Regular ports (I/O side) are numbered one to forty-eight.
• Combo ports (I/O side) are numbered forty-seven and forty-eight.
• SFP+ ports (I/O side) are numbered forty-nine and fifty.
• Module ports (PSU side) are numbered fifty-one and fifty-two.
• Stacking ports (PSU side) are numbered fifty-three and fifty-four.
All S3100 series platforms have the following features:
• One 20G expansion slot for modules (SFP+ [fiber] or 10GBase-T [copper RJ–45]).
• Front panel out-of-band (OOB) management port.
• External serial RS232 port (RJ–45 type).
• One universal serial bus (USB-A) port.
• Hot-swappable redundant power supply unit (PSU).
• Hot-swappable fan tray.
• Standard 1U chassis high.
NOTE: Dell-qualified SFP+ transceivers are sold separately.
S3124 Platform I/O Side
The S3124 platform input/output (I/O) side (shown in the following illustration) contains twenty-four 1G
copper switch ports. The I/O side also contains a console port, management port, serial bus port, reset
button, two 10G SFP+ ports, and two 1G SFP combo ports.
Figure 1. S3124 I/O Side View
1. Console port.
2. Management port (RJ-45 type).
3. One universal serial bus port (USB Type-A) for storage.
S3100 Series Hardware Overview
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