The Arista DCS-7500E-36Q-LC is a high-performance 36-port 40GbE QSFP+ wire-speed line card designed for the Arista 7500E Series modular switches. Delivering up to 14.4 billion packets per second (Bpps) forwarding, this low-latency, non-blocking line card ensures optimal network efficiency with distributed virtual output queue (VOQ) architecture and a lossless fabric that eliminates head-of-line blocking. Featuring 18GB of packet memory, it provides up to 40ms of traffic buffering per ingress port, preventing packet drops during congestion. Ideal for high-density cloud, enterprise, and data center networks, this hot-swappable module supports VXLAN, EVPN, and MPLS, ensuring scalable, high-speed connectivity with real-time telemetry and congestion management.
We offer free FedEx Ground shipping to all our customers in the continental US. If you need more information on expedited or international shipping please see our Shipping & Returns page or ask us directly via phone, email or using our Contact Form page.
| Specification |
Details |
| Model Number |
DCS-7500E-36Q-LC |
| Description |
36-port 40GbE QSFP+ wire-speed line card for Arista 7500E Series |
| Port Configuration |
36 x 40GbE QSFP+ ports Backward-compatible with 4 x 10GbE per QSFP+ (via breakout cables) |
| Performance |
Wire-speed Layer 2 and Layer 3 switching Up to 2.88 Tbps forwarding capacity Ultra-low latency for high-performance networking |
| Design & Compatibility |
Modular expansion for Arista 7500E Series chassis Hot-swappable for zero-downtime maintenance Optimized power efficiency for data centers |
| Advanced Features |
VXLAN, EVPN, and MPLS support Dynamic congestion management & load balancing Network telemetry for real-time monitoring |
FAQs:
1. Can the Arista DCS-7500E-36Q-LC support 10GbE connections?
Yes, each 40GbE QSFP+ port can be broken out into 4 x 10GbE connections using breakout cables.
2. Is this line card hot-swappable?
Yes, it supports hot-swapping, ensuring seamless upgrades without network downtime.
3. What is the total switching capacity of this module?
It provides a 2.88 Tbps switching capacity, delivering high-speed, wire-speed performance.
4. Which switches are compatible with this line card?
It is designed specifically for the Arista 7500E Series modular switches.
5. Does the DCS-7500E-36Q-LC support VXLAN and EVPN?
Yes, it includes VXLAN, EVPN, and MPLS capabilities, making it ideal for modern cloud and data center networks.
