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N3K-C3048TP-1GE is one of the Cisco Nexus 3048 switches. Cisco Nexus 3048 Switch is a line-rate Gigabit Ethernet top-of-rack (ToR) switch and is part of the Cisco Nexus 3000 Series Switches portfolio. Cisco Nexus 3048, provides compact one-rack-unit (1RU) form factor and integrated Layer 2 and 3 switching, Cisco NX‑OS Software operating system, and supports both forward and reversed airflow schemes with AC and DC power inputs.
N3K-C3048TP-1GE Specification |
|
| Physical | · 1RU fixed form-factor switch
· 48 10/100/1000-Mbps RJ-45 ports · 4 1/10 Gbps SFP+ uplink ports · 2 redundant power supplies · 1 fan tray with redundant fans · 1 I/O module with management, console, and USB flash memory ports |
| Performance | · 176-Gbps switching capacity
· Forwarding rate of 132 mpps · Line-rate traffic throughput (both Layer 2 and 3) on all ports · Configurable maximum transmission units (MTUs) of up to 9216 bytes (jumbo frames) |
| Hardware tables and scalability | |
| MAC addresses | 128,000 |
| Number of VLANS | 4096 |
| Spanning-tree instances | · RSTP: 512
· MSTP: 64 |
| ACL entries | 2000 ingress
1000 egress |
| Routing table | 16,000 prefixes and 16,000 host entries
8000 multicast routes |
| Number of EtherChannels | 52 (with vPC) |
| Number of ports per EtherChannel | 16 |
| Buffers | 9 MB shared |
| Boot flash memory | 2 GB |
| Power | |
| Number of power supplies | 2 (redundant) |
| Typical operating power | 120 watts (W) (48p of 1G and 4p of 10G/SR at 100% load, with 2 power supply units [PSUs]) |
| Maximum power | 124W |
| AC PSUs
Input voltage Frequency Efficiency |
100 to 240 VAC
50 to 60 Hz 89 to 91% at 220V |
| DC PSUs
Input voltage Maximum current Efficiency |
-40 to -72 VDC
33A 85 to 88% |
| Typical heat dissipation | 409 BTU/hr (48p of 1G and 4p of 10G/SR at 100% load, with 2 PSUs) |
| Maximum heat dissipation | 423 BTU/hr |
| Cooling | Forward and reversed airflow schemes
Forward airflow: Port-side exhaust (air enters through fan-tray and power supplies and exits through ports) Reversed airflow: Port-side intake (air enters through ports and exits through fan tray and power supplies) Single fan tray with redundant fans Hot swappable (must swap within 1 minute) |
| Sound | |
| Measured sound power (maximum)
Fan speed: 40% duty cycle Fan speed: 60% duty cycle Fan speed: 100% duty cycle |
63.9 dBA
64.7 dBA 66.4 dBA |
| Environment | |
| Dimensions (height x width x depth) | 1.72 x 17.3 x 19.7 in. (4.4 x 43.9 x 50.5 cm) |
| Weight | 20.5 lb (9.3 kg) |
| Operating temperature | 32 to 104°F (0 to 40°C) |
| Storage temperature | -40 to 158°F (-40 to 70°C) |
| Operating relative humidity | 10 to 85% noncondensing
Up to 5 days at maximum (85%) humidity Recommend ASHRAE data center environment |
| Storage relative humidity | 5 to 95% noncondensing |
| Altitude | 0 to 10,000 ft (0 to 3000m) |
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