• Cisco N9K-X9836DM-A 36x400G QSFP-DD silver server rack with black panels
1 1

Cisco

Cisco N9K-X9836DM-A | 36x400G QSFP-DD, MACsec; ~14.4Tbps line card; Advantage (-A)

N9K-X9836DM-A

POA
POA
POA
Sale Sold out
Taxes included. Shipping calculated at checkout.

Description

High-density 400G line card for 9800 modular data center switches delivering massive scale and security. It provides 36 QSFP-DD 400G ports with hardware-based MACsec, flexible breakout options, and cloud fabric features under NX-OS. Ideal for leaf/spine deployments requiring secure, scalable 400G aggregation.

Features

- Ultra-dense 36x400G for spine/leaf scale-out
- Line-rate MACsec for secure data-in-motion
- Flexible 400G breakouts to 100G/50G for smooth migration
- Standards-based optics across SR8/DR4/FR4/LR families
- Telemetry-ready for closed-loop operations and automation
- Advantage tier feature set for advanced data center networking

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

View full details

specs-tabs

Technical Specifications

FAQs

Technical Specifications

- Port configuration: 36 x 400G QSFP-DD
- Aggregate port bandwidth: up to ~14.4 Tbps (36 x 400G)
- Security: IEEE 802.1AE MACsec with AES-256 (feature/license dependent)
- Optics support (optic dependent): 400GBASE-SR8, DR4, FR4, LR variants
- Breakouts (optic/cable dependent): 4x100G or 8x50G per 400G port
- Overlay/EVPN VXLAN support under NX-OS (software dependent)
- Timing: SyncE and 1588v2 PTP support (software dependent)
- Telemetry: model-driven streaming telemetry (software dependent)
- Licensing: Advantage (-A) entitlement tier
- Compatibility: 9800 modular chassis line-card slots

FAQs

Q: Can QSFP-DD ports run 100G optics?
A: Many deployments use breakouts or supported QSFP/QSFP28 optics via adapters. Refer to the platform’s transceiver compatibility matrix for specific modules supported.

Q: Is MACsec included or licensed?
A: Hardware support is present, but enabling MACsec may require specific NX-OS features and appropriate licensing.

Q: Which chassis does this line card fit?
A: It is designed for 9800-series modular chassis line card slots. Always confirm with the official compatibility matrix.

Q: Does this line card support EVPN VXLAN fabrics?
A: Yes, under NX-OS with the appropriate software images and configuration.

  • Related products

Recently Viewed

  • Request a Quote

    Looking for competitive pricing? Submit a request, and our team will provide a tailored quote that fits your needs.

  • Contact Us Directly

    Have a question or need immediate assistance? Call us for expert advice and real-time support.

    Call us Now  

  • Contact Us Directly

    Have a question or need immediate assistance? Call us for expert advice and real-time support.

    Contact us