Name: S2T42A HPE Layer 3 Switch 18x25G SFP28 4x100G QSFP28 2x10G SFP+
Brand: HPE
SKU: S2T42A
Price: 1.00 USD
Availability: InStock
Rating: 4.8 (124 reviews)

Product Overview
The HPE S2T42A is a Layer 3 switch designed for environments that require a mix of 25G, 100G, and 10G Ethernet connectivity. It provides 18 SFP28 ports supporting 25 Gigabit speeds, 4 QSFP28 ports for 100 Gigabit links, and 2 SFP+ ports for 10 Gigabit Ethernet. This combination enables flexible and scalable network deployments.

General Information
Brand	HPE
Condition	Refurbished

Technical Information
Switch Type	Layer 3, Managed Switch
Form Factor	Rack-Mountable
Mount Type	1U Rack
Switch Ports	SFP28,SFP+,QSFP28
Number of Ports	24-Ports
Port Type	10G SFP+, 25G SFP28, 100G QSFP28, USB Console, Serial Console (RJ-45)
Port Speed	25G,100G,10G
UpLink Ports	4x100G QSFP28,2x10G SFP+
POE Support	No
Switching Capacity	1.74 Tbps
Switch Forwarding Rate	3398.6 Mpps
VLAN Support	Yes
Max VLANs Supported	1-4094
Layer Support	Layer 3
Connector Type	SFP28,SFP+,QSFP28

Performance
Jumbo Frame Support	Up To 9216 Bytes

Management and Configuration
Routing Protocols	Static, RIP, OSPF, OSPFv3, BGP, VRRP, HSRP, PIM-SM, IGMP
Remote Protocols	Yes
Management Interfaces	CLI (SSH),Web GUI (HTTPS),SNMP,REST API
Security Features	802.1X,RADIUS,TACACS+,ACLs,MAC Filtering,DHCP Snooping,IP Source Guard,DoS Protection,SSH/SSL
Management Type	In-Band and Out-of-Band
Remote Management Protocol	SNMP,SSH,HTTPS,REST
Routing Protocol	Static,OSPF,BGP,VRRP

Physical Characteristics
Weight	3.00

Miscellaneous
Eco Friendly	Yes
Assembly Required	No
Compliance Standards	WEEE, RoHS, CE, FCC, UL, TUV

Product Description
The HPE S2T42A is a Layer 3 network switch that provides versatile high-speed connectivity options tailored for data center and enterprise networks. It features 18 ports compatible with 25G SFP28 transceivers, allowing for high-density 25 Gigabit Ethernet connections. In addition, it offers 4 QSFP28 ports supporting 100 Gigabit Ethernet and 2 SFP+ ports for 10 Gigabit Ethernet links. This switch is typically used in environments requiring scalable and flexible network configurations, suitable for network engineers and IT infrastructure teams managing modern data center operations. Key Features 18 x 25G SFP28 ports for flexible 25 Gigabit Ethernet connectivity 4 x 100G QSFP28 ports enabling high-bandwidth uplinks 2 x 10G SFP+ ports for legacy or lower-speed connections Layer 3 switching capabilities supporting advanced routing functions Compact design optimized for data center rack deployments This switch plays a critical role in delivering multi-speed connections within network fabrics, supporting diverse traffic types and scaling to meet evolving bandwidth requirements. Its combination of 25G, 100G, and 10G ports allows for adaptable network topologies and integration with existing infrastructure.

Use Cases
The HPE S2T42A switch is typically deployed in data centers and enterprise networks where mixed speed connectivity is needed. It is suited for environments with increasing bandwidth demands, hosting virtualization, or requiring aggregation of multiple network segments. How It's Used: Connecting servers and storage with 25G SFP28 interfaces in data centers Providing uplink aggregation through 100G QSFP28 ports for core network integration Supporting legacy or auxiliary connections via the 10G SFP+ ports Implementing Layer 3 routing within campus or data center fabrics Enabling scalable network expansion with multi-rate port flexibility This switch facilitates the consolidation of different network speeds into a unified infrastructure, allowing effective traffic management and future-proofing deployments against bandwidth growth.

FAQ's
What port types are available on the S2T42A switch? The S2T42A switch includes 18 ports for 25G SFP28 modules, 4 ports for 100G QSFP28 modules, and 2 ports for 10G SFP+ modules, supporting a range of Ethernet speeds. Does the S2T42A support Layer 3 routing? Yes, the S2T42A is a Layer 3 switch capable of performing routing functions in addition to switching, suitable for advanced network deployments. Can the S2T42A handle 100G uplinks? Yes, it has 4 QSFP28 ports that support 100 Gigabit Ethernet connections, typically used for uplinks or aggregation. Is the S2T42A compatible with 25G SFP28 transceivers? Yes, the switch's 18 SFP28 ports are designed to support 25G SFP28 transceivers for high-density 25 Gigabit Ethernet connections. What environments is the S2T42A suited for? This switch is intended for data centers and enterprise networks requiring mixed 10G, 25G, and 100G connectivity with routing capabilities. Are there ports for legacy 10G devices? Yes, the switch provides 2 SFP+ ports that support 10 Gigabit Ethernet for compatibility with legacy or lower-speed devices.