N3K-C3408-S

N3K-C3408-S Specification

Physical

●  4 RU, 8-slot chassis

●  Beacon LED

●  Status LED

●  Dual-redundant power supplies

●  Redundant (2+1) fans

●  Two 100/1000Mbps SFP ports

●  One RS-232 serial console port

●  One RJ45 and one SFP management port

●  One USB port

Performance

25.6-Tbps switching capacity

Number of MAC addresses

120K

Number of IPv4/IPv6 unicast routes

440K / 360K

Number of IPv4/IPv6 hosts

192K / 96K

Number of IPv4 multicast routes

Up to 96K with 8K groups

Number of VLANS

4K

Number of ACL entries

3.5K ingress and 1.5K egress

Number of spanning-tree instances

Rapid Spanning Tree Protocol (RSTP): 123

Multiple Spanning Tree (MST) Protocol: 64

Number of EtherChannels

512

Number of ports per EtherChannel

up to 128

Buffer size

70 Mb

Boot flash memory

128 GB

Latency

370 nsec

Number of power supplies

2 (redundant)

Power supply types

AC (forward airflow)

Input voltage

100 to 240 VAC

Frequency

50 to 60 Hz

Power supply efficiency

89 to 91% at 220V

Cooling

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

Six individual, hot-swappable fans (5+1 redundant)

Dimensions (height x width x depth)

6.97 in. x 17.3 in. x 31.6 in.

Weight

N3K-C3408-S weight across configurations:

●  68 lb (without LEMs, PSUs, or fans)

●  107.7 lb (with eight 100G LEMs, PSUs, and fans)

●  104.5 lb (with eight 400G LEMs, PSUs, and fans)

Individual LEMs:

●  NXM-X16C (100G LEM) – 3.6 lb

●  NXM-X4D (400G LEM) – 3.2 lb

Operating temperature

32 to 104° F (0 to 40°C)

Storage temperature

-40 to 158° F (-40 to 70°C)

Relative humidity

5 to 95% non-condensing

Altitude (operating)

Designed to meet: -500 ft to 13,123 ft

Altitude (non-operating)

-1000 ft to 30,000 ft