- On model M4300-28 and model M4300-28G-POE+, these are port numbers 25 and 26.
- On model M4300-52G and model M4300-52G-POE+, these are port numbers 49 and 50
• Two dedicated 10GBASE-X SFP+ ports, each with a combined speed/activity LED (see LEDs, M4300
Series 1G Models With 10G Uplinks on page 22):
- On model M4300-28 and model M4300-28G-POE+, these are port numbers 27 and 28.
- On model M4300-52G and model M4300-52G-POE+, these are port numbers 51 and 52.
• One out-of-band (OOB) 1G Ethernet port with a left LED that indicates the speed and a right LED that
indicates the activity (see LEDs, M4300 Series 1G Models With 10G Uplinks on page 22).
• One USB 2.0 port
Back Panel, 4300 Series 1G Models With 10G Uplinks
The following figure illustrates the back panel of model M4300-28G, model M4300-28G-POE+, and model
M4300-52G.
Figure 11. Back panel model M4300-28G, model M4300-28G-POE+, and model M4300-52G
DescriptionNumber
RJ-45 RS232 console port1
PSU1 with AC connector2
Bay for PSU23
From left to right, the back panel of model M4300-24X24F provides the following components:
• One RJ-45 RS232 (115200, N, 8, 1) console port.
• Fixed fans for front-to-back air flow
• Modular bay in which for model M4300-28G and model M4300-52G an APS150W power supply unit
(PSU) is installed. For model M4300-28G-POE+, an APS550W PSU or APS1000W PSU is installed,
depending on the product ordered.
• Second modular bay for an optional second PSU.
Hardware Overview
21
Managed Stackable Switch Series M4300