N3K-C31128PQ-10GE
N3K-C31128PQ-10GE Обзор
Forwarding rate up to 1.4 bpps
Line-rate traffic throughput (both Layer 2 and 3) on all ports
Configurable maximum transmission units (MTUs) of up to 9216 bytes (jumbo frames)
N3K-C31128PQ-10GE Specification |
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Physical |
· 2RU fixed form-factor switch · 8 QSFP+ ports · 96 SFP+ ports · 2 redundant power supplies · 2 redundant (1+1) fans (2 rotors per fan) · Management, console, and 2 USB flash-memory ports |
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Performance |
· 2.5 Tbps switching capacity · Forwarding rate up to 1.4 bpps · Line-rate traffic throughput (both Layer 2 and 3) on all ports · Configurable maximum transmission units (MTUs) of up to 9216 bytes (jumbo frames) |
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Hardware tables and scalability |
Number of MAC addresses |
288,000 |
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Number of VLANS |
4096 |
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Number of spanning-tree instances |
· RSTP: 512 · MSTP: 64 |
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Number of access control list (ACL) entries |
4000 ingress 1000 egress |
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Routing table |
· 16,000 prefixes and 16,000 host entries · 8000 multicast routes |
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Number of EtherChannels |
64 (with vPC) |
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Number of ports per EtherChannel |
16 |
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Buffer size |
12 MB shared |
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Boot flash memory |
64 GB SSD |
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Power |
Frequency |
50 to 60 Hz |
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Power supply types |
· AC (forward and reversed airflow) · DC (forward and reversed airflow) |
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Typical operating power |
148 watts (W) |
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Maximum power |
413 watts (W) |
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AC PSUs · Input voltage · Frequency · Efficiency |
· 100 to 240 VAC · 50 to 60 Hz · 89 to 91% at 220V |
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DC PSUs · Input voltage · Maximum current (PSU output – System input) · Efficiency |
· -40 to -72 VDC · 78A · 85 to 88% |
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Power-supply efficiency |
89 to 91% at 220V |
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Typical heat dissipation |
505 BTU/hr |
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Maximum heat dissipation |
1409 BTU/hr |
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Cooling |
· Forward and reversed airflow schemes ◦ Forward airflow: Port-side exhaust (air enters through fan tray and power supplies and exits through ports); supported with AC and DC power supplies ◦ Reversed airflow: Port-side intake (air enters through ports and exits through fan tray and power supplies); supported with AC power supply only · Redundant fans · Hot swappable (must swap within 1 minute) |
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Sound |
Measured sound power (maximum) · Fan speed: 40% duty cycle · Fan speed: 70% duty cycle · Fan speed: 100% duty cycle |
· 66.1 dBA · 70.6 dBA · 76.9 dBA |
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Environment |
Dimensions (height x width x depth) |
3.39 x 17.40 x 23.70 in. (8.6 x 44.2 x 60.2 cm) |
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Weight |
22.2 lb (10.1 kg) |
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Operating temperature |
32 to 122°F (0 to 50°C) |
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Storage temperature |
-40 to 158°F (-40 to 70°C) |
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Operating relative humidity |
· 10 to 85% noncondensing · Up to 5 days at maximum (85%) humidity · Recommend ASHRAE data center environment |
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Storage relative humidity |
5 to 95% noncondensing |
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Altitude |
0 to 10,000 ft (0 to 3000m) |
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