Name: DCS-7280CR3AM-48D6-R Arista 48x100GbE QSFP 6xQSFP-DD Switch Router
Brand: Arista
SKU: DCS-7280CR3AM-48D6-R
Price: 1.00 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The Arista DCS-7280CR3AM-48D6-R is a high-density switch router combining 48 100GbE QSFP ports with 6 QSFP-DD ports, enabling both 100 Gigabit and 400 Gigabit Ethernet connectivity. It supports Layer 2 and Layer 3 networking functions, making it a versatile solution for data center network deployments requiring scalable high-speed interfaces.

General Information
Brand	Arista
Condition	Refurbished

Technical Information
Switch Type	Layer 3, Managed Switch
Form Factor	Rack-Mountable
Mount Type	1U Rack
Switch Ports	QSFP28,QSFP-DD
Port Type	100G QSFP28, RJ-45, USB Console, Serial Console (RJ-45)
Port Speed	100Gbps,200Gbps,400Gbps
UpLink Ports	6
POE Support	No
Switching Capacity	7.2 Tbps
Switch Forwarding Rate	14,062,500,000 pps (14,062.5 Mpps)
VLAN Support	Yes
Max VLANs Supported	1-4094
Stackable	No
Layer Support	Layer 3
Connector Type	QSFP28,QSFP-DD,RJ-45,USB Console,Serial Console (RJ-45)

Performance
Jumbo Frame Support	Up To 9216 Bytes

Management and Configuration
Routing Protocols	Static, OSPF, OSPFv3, BGP, VRRP, PIM-SM, IGMP
Remote Protocols	Yes
Management Interfaces	Management Ethernet (RJ-45),Console (RJ-45),USB,Serial
Security Features	ACLs,802.1X,TACACS+,RADIUS,SSH
Management Type	CLI,CloudVision,SNMP,REST API
Remote Management Protocol	SNMP,SSH,NETCONF,RESTCONF,HTTP/HTTPS

Power & Cooling
Fans	Redundant hot-swappable fans

Physical Characteristics
Weight	3.00

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

Product Description
The Arista DCS-7280CR3AM-48D6-R is a network switch router designed for data center and enterprise environments requiring high-speed connectivity. It integrates 48 ports capable of 100 Gigabit Ethernet through QSFP interfaces and adds 6 QSFP-DD ports to support 400 Gigabit Ethernet connections for aggregation or spine-leaf topologies. This switch router supports both Layer 2 and Layer 3 functions, making it suitable for complex network architectures and routing scenarios. Network engineers and IT professionals managing large-scale data centers or service provider networks typically deploy this device to meet bandwidth and scalability requirements. Key Features 48 QSFP ports supporting 100GbE for dense 100 Gigabit connectivity 6 QSFP-DD ports providing up to 400GbE interfaces for high-capacity uplinks Functionality as a combined switch and router Optimized for data center switching and routing environments Compact design suitable for rack mounting in enterprise installations Overall, the DCS-7280CR3AM-48D6-R enables flexible network design options by supporting multiple high-bandwidth interfaces in one platform. It is well suited for backbone, aggregation, and leaf switch roles in modern data center fabrics.

Use Cases
This switch router is typically deployed in data centers and large enterprise networks that require dense 100GbE access combined with 400GbE uplinks. It suits environments aiming to build scalable spine-leaf architectures or high-capacity aggregation layers. How It's Used: As a leaf switch providing 48x 100GbE connections to servers or storage devices in data centers In spine roles aggregating multiple 400GbE uplinks using QSFP-DD ports Within enterprise campus networks requiring combined switching and routing capabilities Supporting cloud service providers' network fabrics with a mix of high bandwidth interfaces Deployments needing seamless integration of Layer 2 and Layer 3 protocols for routing and switching This device plays a central role in enabling high-throughput and low-latency network infrastructures, facilitating efficient traffic flow in complex and scalable network topologies.

FAQ's
What port types does the DCS-7280CR3AM-48D6-R support? It supports 48 QSFP ports operating at 100GbE and 6 QSFP-DD ports for 400GbE connectivity, allowing flexible high-speed network interfaces. Can this switch router handle both Layer 2 and Layer 3 functions? Yes, the device supports both Layer 2 switching and Layer 3 routing capabilities suitable for complex network configurations. What environments typically use the DCS-7280CR3AM-48D6-R? This model is designed for data centers and large enterprise networks requiring dense 100GbE access with high-capacity uplinks. What is the purpose of the QSFP-DD ports on this device? The 6 QSFP-DD ports provide 400GbE connections primarily used for uplinks or spine switches in high-bandwidth network architectures. Is the DCS-7280CR3AM-48D6-R suitable for rack mounting? Yes, it has a compact design intended for installation in standard equipment racks within data center environments. Does this switch support high-density 100GbE connectivity? Yes, with 48 QSFP ports, it supports dense 100 Gigabit Ethernet connections for access layer or aggregation deployments.