Name: DCS-7500R2M-36CQ-LC Arista 36-Port 100GbE QSFP100 MACSec Line Card
Brand: Arista Networks
SKU: DCS-7500R2M-36CQ-LC
Price: 859.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Arista DCS-7500R2M-36CQ-LC line card offers 36 ports of 100 Gigabit Ethernet connectivity with built-in MACSec encryption. It fits into the 7500R2 chassis series to expand high-speed networking capacity securely, making it suitable for data centers and enterprise backbones that demand both performance and data protection.

General Information
Brand	Arista Networks
Part Number	DCS-7500R2M-36CQ-LC
Condition	Refurbished

Technical Information
Switch Ports	36
Number of Ports	36-Ports
Port Type	100G QSFP28
Port Speed	100Gbps
POE Support	No
Switching Capacity	7200Gbps
Switch Forwarding Rate	5356142828 pps
VLAN Support	Yes
Max VLANs Supported	1-4094
Stackable	No
Layer Support	Layer 3
Connector Type	QSFP28 (QSFP100)

Performance
Jumbo Frame Support	Up To 9216 Bytes

Management and Configuration
Routing Protocols	Static, OSPF, OSPFv3, BGP, IS-IS, VRRP, PIM-SM, IGMP, Policy-Based Routing (PBR)
Remote Protocols	Yes
Management Interfaces	CLI (SSH), eAPI (JSON-RPC), SNMP, HTTP/HTTPS, gNMI
Security Features	MACsec (wire-speed hardware), ACLs, 802.1X, Port Security, RADIUS/TACACS+
Management Type	In-band and Out-of-band
Security	MACsec
Remote Management Protocol	SSH,SNMP,HTTP/HTTPS,NETCONF,gNMI,eAPI

Physical Characteristics
Weight	5.00

Miscellaneous
Compliance Standards	RoHS, CE, FCC, UL
Compliant Standards	IEEE 802.3, IEEE 802.1Q, IEEE 802.1AE (MACsec)

Product Description
The Arista DCS-7500R2M-36CQ-LC is a line card designed to provide robust 100GbE connectivity with built-in MACSec encryption. It is commonly used in data centers and enterprise network cores where secure, high-speed data transfer is critical. Network engineers and administrators benefit from its ability to handle heavy traffic loads without compromising security or performance. Key Features High port density with 36 QSFP100 interfaces for scalable bandwidth Integrated MACSec to ensure data confidentiality at wirespeed Compatible with the 7500R2 Series chassis for flexible deployment Optimized for low latency and high throughput operations Supports advanced network protocols and traffic management This line card is typically deployed in environments requiring reliable, encrypted 100GbE links such as core routers or data center switches. Its secure transmission capabilities help organizations protect sensitive data flows while maintaining fast network responses.

Use Cases
The DCS-7500R2M-36CQ-LC line card is commonly deployed in large-scale data centers and enterprise network backbones where high-capacity, secure 100GbE connectivity is required. Network architects and IT infrastructure teams utilize this solution to maintain encrypted, high-throughput links across critical network segments supporting virtualization, storage, and cloud workloads. How It's Used: Securing east-west traffic within hyperscale data centers using MACSec to prevent data interception across high-density 100GbE links. Enhancing enterprise campus core networks by integrating encrypted 100GbE ports to support growing cloud and virtual desktop infrastructure demands. Connecting storage clusters with high-throughput, secure links to ensure data integrity in environments with sensitive or regulated information. Scaling cloud service provider networks by adding multiple 100GbE MACSec-enabled ports for encrypted tenant traffic isolation and compliance. Deploying in network edge aggregation layers where fast, secure data aggregation from multiple sources is critical for latency-sensitive applications. By providing wirespeed MACSec encryption alongside high port density, this line card supports operational efficiency and scalability in demanding network environments. Its integration into the 7500R2 chassis allows infrastructure teams to maintain secure, high-performance connectivity without compromising on throughput or deployment density.