Cisco Nexus 31128PQ Managed L2/L3 2U Grey
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Overview
- Managed L2/L3 Web-based management
- Quality of Service (QoS) support
- Console port: RS-232
- 10G support
- MAC address table: 288000 entries Switching capacity: 2500 Gbit/s
- Access Control List (ACL)
- 2U Rack mounting
The Cisco Nexus® 31128PQ Switch is a dense, high-performance Layer 2 and 3, 10- and 40-Gbps switch that is a member of the Cisco Nexus 3100 switches. The Nexus 3100 switches are the second-generation Cisco Nexus 3000 series switches and offer improved port density, scalability, and features compared to the first-generation switches. The Cisco Nexus 31128PQ comes in a compact two-rack-unit (2RU) form factor and runs the industry-leading Cisco® NX-OS Software operating system, providing customers comprehensive features and functions that are widely deployed. It supports both forward and reverse (port side exhaust and port side intake) airflow schemes with AC and DC power inputs. The Cisco Nexus 31128PQ is well suited for data centers that require a cost-effective, power-efficient line-rate Layer 2 and 3 access or leaf switch.
Specifications
Management features
| System event log | Yes |
|---|---|
| Weighted random early detection (WRED) | Yes |
| ARP inspection | Yes |
| Web-based management | Yes |
| Quality of Service (QoS) support | Yes |
| Switch layer | L2/L3 |
| Switch type | Managed |
Ports & interfaces
| USB 2.0 ports quantity | 2 |
|---|---|
| Console port | RS-232 |
| Fiber optic connector | QSFP+, SFP+ |
| QSFP+ module slots quantity | 8 |
| SFP+ module slots quantity | 96 |
| Gigabit Ethernet (copper) ports quantity | 1 |
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Network
| Number of VLANs | 4096 |
|---|---|
| Virtual LAN features | Private VLAN, Tagged VLAN |
| VLAN support | Yes |
| Link aggregation | Yes |
| Flow control support | Yes |
| Active link detection | Yes |
| Broadcast storm control | Yes |
| Spanning tree protocol | Yes |
| 10G support | Yes |
| Networking standards | IEEE 802.1D, IEEE 802.1Q, IEEE 802.1ab, IEEE 802.1p, IEEE 802.1s, IEEE 802.1w, IEEE 802.3ad, IEEE 802.3ae, IEEE 802.3z |
Data transmission
| Packet buffer memory | 12 MB |
|---|---|
| Jumbo frames | 9216 |
| Jumbo frames support | Yes |
| Forwarding rate | 1400 Mpps |
| Switching capacity | 2500 Gbit/s |
| MAC address table | 288000 entries |
Security
| Security algorithms | AES, SNMPv3, SSH-2 |
|---|---|
| Authentication type | AAA, RADIUS |
| Queue scheduling algorithms | Weighted Round Robin (WRR), Weighted random early detection (WRED) |
| SSH/SSL support | Yes |
| Root protection | Yes |
| Access Control List (ACL) ingress | 4000 |
| Access Control List (ACL) egress | 1000 |
| Access Control List (ACL) | Yes |
| DHCP features | DHCP snooping, DHCP relay |
Multicast features
| Multicast support | Yes |
|---|
Protocols
| Routing protocols | BGP, EIGRP, HSRP, OSPF, RIP-2, VRRP |
|---|
Design
| LED indicators | Yes |
|---|---|
| Product colour | Grey |
| Form factor | 2U |
| Rack mounting | Yes |
Performance
| Noise level | 76.9 dB |
|---|---|
| Flash memory | 64000 MB |
Power
| Power consumption (max) | 413 W |
|---|---|
| Power consumption (typical) | 148 W |
| DC input voltage | 40 - 72 V |
| AC input frequency | 50 - 60 Hz |
| AC input voltage | 100 - 240 V |
| Redundant power supply (RPS) support | Yes |
Power over Ethernet (PoE)
| Power over Ethernet (PoE) | No |
|---|
Operational conditions
| Heat dissipation | 505 BTU/h |
|---|---|
| Operating altitude | 0 - 3000 m |
| Storage relative humidity (H-H) | 5 - 95% |
| Operating relative humidity (H-H) | 10 - 85% |
| Storage temperature (T-T) | -40 - 70 °C |
| Operating temperature (T-T) | 0 - 50 °C |
Weight & dimensions
| Weight | 10.1 kg |
|---|---|
| Height | 86 mm |
| Depth | 602 mm |
| Width | 442 mm |
General
| Product family | Nexus |
|---|
Manuals & downloads
Customer reviews
Delivery & returns
Delivery
- FREE standard delivery on orders over £50, otherwise £4.95 (3–5 working days).
- Express delivery £9.99 (1–3 working days) on selected products, UK mainland.
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Returns
- Changed your mind? Tell us within 14 days of receiving your item, then return it within a further 14 days, unused and in its original packaging. A minimum £9.99 collection fee applies.
- Faulty or damaged on arrival? Contact us within 48 hours of delivery.
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