Maximize data center performance with the Cisco N77-F312CK-26 – 12-Port 100GE CPAK Line Card, engineered for high-throughput, low-latency networking in mission-critical environments. Designed for the Cisco Nexus 7700 Series chassis, this advanced line card delivers 1.2 Tbps of total bandwidth and a 900 Mpps forwarding rate, ensuring non-blocking, wire-speed 100 Gigabit Ethernet performance across all 12 CPAK ports.
Ideal for large-scale cloud, enterprise, and service provider networks, the N77-F312CK-26 supports Cisco CPAK-100G-LR4, CPAK-100G-SR10, and CPAK-100G-ER4 optics, offering flexible long-reach and short-reach deployments. With 4x25G breakout support, this module enhances scalability and port density while future-proofing your network infrastructure.
Housed in a compact form factor, this line card integrates seamlessly with Cisco Nexus 7700 supervisors, supporting a rich feature set including VXLAN, EVPN, segment routing, and advanced QoS policies. Whether expanding a spine-leaf architecture or optimizing core aggregation, the Cisco N77-F312CK-26 delivers unmatched reliability, high performance, and next-generation scalability.
Compliant Standards: AS/NZS CISPR 22 , CISPR 22 Class A , CISPR 24 , CNS 13438 , CSA C22.2 No. 60950-1 , EMC , EN 300386 , EN 60950-1 , EN 61000-3-2 , EN 61000-3-3 , EN 61000-6-1 , EN50082-1 , EN55022 Class A , EN55024 , ETSI , FCC Part 15 A , ICES-003 Class A , IEC 60950-1 , KN22 Class A , NEBS level 3 , UL 60950-1 , VCCI Class A
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Product Specifications: Cisco N77-F312CK-26 – 12-Port 100GE CPAK Line Card
| Category |
Specification |
| Form Factor |
Line Card for Cisco Nexus 7700 Series |
| Dimensions (H × W × D) |
1.75 in × 15.9 in × 21.9 in (4.45 cm × 40.39 cm × 55.63 cm) |
| Weight |
Approx. 16.3 lbs (7.4 kg) |
| Performance & Capacity |
Total Bandwidth: 1.2 Tbps (per module)
Forwarding Rate: 900 Mpps
MAC Address Table: Up to 256,000 entries
Buffer Size: 40 MB shared |
| Interfaces & Connectivity |
Ports: 12 × 100GE CPAK interfaces
Supported Optics: CPAK-100G-LR4, CPAK-100G-SR10, CPAK-100G-ER4
Breakout Support: Supports 4 × 25G breakout via specific optics and cables
Compatibility: Cisco Nexus 7700 Series chassis |
| Power & Environmental |
Power Consumption: Approx. 550W (typical), 750W (maximum)
Operating Temperature: 32°F to 104°F (0°C to 40°C)
Storage Temperature: -40°F to 158°F (-40°C to 70°C) |
FAQs for Cisco N77-F312CK-26
1. What transceiver type is required for this module?
The module uses Cisco CPAK transceivers, including CPAK-100G-LR4, SR10, and ER4, for long and short-range connectivity.
2. Can I use this line card in any Nexus 7700 chassis?
Yes, it is compatible with all Cisco Nexus 7700 chassis, provided the correct F3-series-capable supervisor modules are used.
3. Does the N77-F312CK-26 support 25G breakout?
Yes, some CPAK optics allow 100G ports to be split into 4 × 25G, enabling flexible deployment options.
4. What is the main use case for this module?
It is ideal for data center spine, aggregation, and high-throughput environments, offering dense 100G connectivity with low latency.
5. Is this line card capable of supporting VXLAN and EVPN?
Yes, it supports VXLAN, EVPN, Segment Routing, and advanced L2/L3 features, aligning with modern fabric-based network architectures.
