N3K-C3636C-R – Cisco Nexus 3000 Series

N3K-C3636C-R Specification

Physical

·   1RU fixed-form-factor switch

·   36 QSFP28 ports; each supports native 100-GE and 40-GE mode

·   2 redundant power supplies

·   3 redundant fans

·   Lane select LED button

·   Management, console, and USB flash-memory ports

Performance

·   7.2-Tbps switching capacity

·   Forwarding rate of up to 3.34 bpps

·   Line-rate traffic throughput (both Layer 2 and 3) on all ports for packet size larger than 115 bytes

·   Configurable Maximum Transmission Unit (MTU) of up to 9216 bytes (jumbo frames)

Hardware tables and scalability

Number of MAC addresses

750,000

Number of Virtual LANs (VLANs)

4096

Number of spanning-tree instances

· Rapid Spanning Tree Protocol (RSTP): 512

· Multiple Spanning Tree Protocol (MSTP): 64

Number of Access Control List (ACL) entries

· 7000 ingress

Routing table

· Maximum number of Longest-Prefix-Match (LPM) routes: 128,000

· Maximum number of IP host entries:750,000

· Maximum number of MAC address entries: 192,000

· Maximum number of Layer 3 multicast entries: 64,000

Number of EtherChannels

256 (with VPC)

Number of ports per EtherChannel

32

Buffer size

16 GB

System memory

32 GB

Boot-flash memory

128 GB

Frequency

50 to 60 Hz

Power

Power-supply types

AC (forward and reverse airflow) DC (port-side exhaust)

Typical operating power

921 Watt (W)

Maximum power

1,341W

AC Power-Supply Units (PSUs)

· Input voltage

· Frequency

· Power-supply efficiency

 · 100 to 240 VAC

· 50 to 60 Hz

· 89–91% at 220V

Maximum heat dissipation

2,631 MBtuTU

· Forward and reverse airflow schemes

◦   Forward airflow: Port-side exhaust (air enters through fan tray and power supplies and exits through ports)

◦   Reverse airflow: Port-side intake (air enters through ports and exits through fan tray and power supplies)

· Redundant fans

Hot-swappable (must swap within 31 minutes)

Measured sound power (maximum)

· Fan speed (PE): 50% duty cycle

· Fan speed (PE): 90% duty cycle

· Fan speed (PI) 50% duty cycle

· Fan speed (PI) 90% duty cycle

· Fan speed: 100% duty cycle

· 74.6 dBA

· 87.5 dBA

· 76.2 dBA

· 90.0 dBA

Cooling

· Dimensions (height x width x depth)

1.65 x 17.3 x 31.22 in. (4.2 x 44 x 79.3 cm) 1.72 x 17.3 x 26.85 in. (4.4 x 43.9 x 68.2 cm)

Sound

· Weight

· 35.627.1 lb (12.316.1 kg)

Environment

Temperature: Operating

32 to 104°F (0 to 40°C)

Temperature: Storage

–40 to 158°F (–40 to 70°C)

Relative humidity: Operating

· 10– to 85% noncondensing

· Up to 5 days at maximum (85%) humidity

Recommend American Society of Heating, Refrigeration, and 
Air-Conditioning Engineers (ASHRAE) data center environment

Relative humidity: Storage

5 –to 95% noncondensing

Altitude

· 0– to 10,000 ft (0 to 3000m)

Mean Time Between Failures (MTBF)

194,870 hours