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Silver rectangular 1U rackmount switch with 32 SFP ports and four QSFP+ uplinks

HPE Juniper Networking

HPE Juniper Networking EX4300-32F-SProduct 32-port network switch

SKU CH-YNWE-0RDWA MPN EX4300-32F-SProduct

A 32-port Gigabit Layer 3 switch with four 10 GbE and two 40 GbE expansion slots for scalable campus or data-centre access

  • FormatDesktop
  • Network Management TypeLayer 3 Switch
  • Uplink InterfaceSFP
  • Primary Ports32 x Gigabit Ethernet Expansion Slot 4 x 10 Gigabit Ethernet
  • Primary Port Speed1000Base-X 10GBase-X 40GBase-X
  • Uplink SpeedSFP
  • Layer 3 routing simplifies network segmentation
  • 32 Gigabit Ethernet ports connect many devices
  • 4 ten-gigabit uplinks handle aggregation traffic
  • 2 forty-gigabit slots support high-speed backbones
  • Virtual Chassis scales to 10 members for resilience

Juniper EX4300 Layer 3 Switch

The Juniper EX4300-32F-S is a Layer 3 switch designed for campus and data-center Gigabit Ethernet access. It provides 32 Gigabit Ethernet expansion slots plus four 10 Gigabit and two 40 Gigabit uplink slots. Virtual Chassis technology allows up to 10 members to operate as a single logical device. The desktop form factor suits rack or shelf mounting.

Installation and common issues

The unit ships as a fixed-configuration desktop appliance with no modular bays, so physical setup is limited to rack-mount brackets and cable routing. Uplink interfaces use SFP transceivers that must match the 10GBase-X or 40GBase-X media type; mismatched optics are the most frequent cause of link failures. Layer 3 routing protocols such as HCRP and SPP require correct licence activation before the switching fabric will forward between VLANs.

Who this suits and who should look elsewhere

Network teams needing high-density 1 GbE access with 10 GbE and 40 GbE uplinks in a single desktop chassis will find the port mix convenient. Organisations that require modular line-card flexibility, Power over Ethernet on the access ports, or densities beyond the 32 fixed Gigabit slots should evaluate other platforms.

Highlights

  • Layer 3 routing simplifies network segmentation
  • 32 Gigabit Ethernet ports connect many devices
  • 4 ten-gigabit uplinks handle aggregation traffic
  • 2 forty-gigabit slots support high-speed backbones
  • Virtual Chassis scales to 10 members for resilience

Specifications

BrandJuniper
SeriesEX4300
FormatDesktop
Network Management TypeLayer 3 Switch
Uplink InterfaceSFP
Primary Ports32 x Gigabit Ethernet Expansion Slot 4 x 10 Gigabit Ethernet Expansion Slot 2 x 40 Gigabit Ethernet Expansion Slot
Primary Port Speed1000Base-X 10GBase-X 40GBase-X
Uplink SpeedSFP
ProtocolsHCRP, SPP

Questions about this item

How do I verify the EX4300-32F-S is operating correctly after installation?

Check the front-panel LEDs for power, link and activity on all 32 Gigabit Ethernet ports and the 4 ten-gigabit plus 2 forty-gigabit uplink slots; then log into the Junos CLI and confirm the Virtual Chassis shows the expected member count up to 10.

What ships with the switch and what must I purchase separately?

The unit includes the EX4300-32F-S chassis with 32 built-in SFP ports, 4 x 10G and 2 x 40G expansion slots; you must buy compatible SFP, SFP+ and QSFP+ transceivers and any rack-mount brackets separately.

Which EX4300 variant should I choose for a 32-port Gigabit access layer with 10G and 40G uplinks?

The EX4300-32F-S provides exactly 32 Gigabit SFP ports, four 10 Gigabit and two 40 Gigabit uplink slots in a desktop form factor, matching that requirement.

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