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Overview
The Cisco Nexus 3000 series N3K-C3172PQ-XL switches are efficient network switches designed to meet the demands of modern data centers, offering a reliable and fast solution for networking needs. Equipped with a variety of ports, including 10/40 Gigabit Ethernet interfaces, the switch supports high-speed connectivity for your devices. This allows for seamless integration with different network components. The Cisco Nexus 3000 series N3K-C3172PQ-XL switches excel at low-latency performance, ensuring that your applications and services run smoothly without unnecessary delays. They are also designed with scalability in mind, allowing you to expand your network smoothly by adding more switches or devices as needed. Furthermore, these switches incorporate advanced security features to safeguard your network from unauthorized access and potential threats, like access control lists (ACLs) and secure management options, so your network remains secure.
Specification
| Specification | |
|---|---|
| Physical | 1RU fixed form factor 72 x 10 Gigabit Ethernet ports (48 SFP+ and 6 QSFP+) 48 SFP ports support 1 and 10 Gigabit Ethernet 6 QSFP ports support 4 x 10 Gigabit Ethernet or 40 Gigabit Ethernet each Redundant fans (3+1) 2 redundant power supplies Management, console, and USB flash-memory ports |
| Performance | 1.4-Tbps switching capacity Forwarding rate of up to 1 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) |
| Number of MAC addresses | 288,000 |
| Number of VLANS | 4096 |
| Number of spanning-tree instances | RSTP: 512 MSTP: 64 |
| Number of ACL entries | 4000 ingress 1000 egress |
| Routing table | 16,000 prefixes and 16,000 host entries* 8000 multicast routes* |
| Number of EtherChannels | 64 (with vPC) |
| Number of ports per EtherChannel | 32 |
| System memory | 8 GB |
| Buffer size | 12 MB shared |
| Boot flash | 16 GB |
| Power | |
| Number of power supplies | 2 |
| Power supply types | AC (forward and reversed airflow) - N2200-PAC-400W and N2200-PAC-400W-B (PQ models) - NXA-PAC-500W and NX-PAC-500W-B (TQ models) DC (forward and reversed airflow) - N2200-PDC-400W and N3K-PDC-350W-B (PQ models) - NXA-PDC-500W and NX-PDC-500W-B (TQ models) |
| Typical operating power | 143 W |
| Maximum power | 293W |
| 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 (PSU output – System input) Efficiency |
–40 to –72 VDC 33A (400W unit), 42A (500W unit) 85 to 88% |
| Typical heat dissipation | 488 BTU/hr |
| Maximum heat dissipation | 1000 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) Redundant fans Hot swappable (must swap within 1 minute) |
| Sound | |
| Measured sound power (maximum) Fan speed: 40% duty cycle Fan speed: 70% duty cycle Fan speed: 100% duty cycle |
64.9 dBA 69.3 dBA 76.7 dBA |
| Environment | |
| Dimensions (height x width x depth) |
1.72 x 17.3 x 17 in. (4.4 x 43.9 x 43.2 cm) |
| Weight | 18.6 lb (8 4 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) |
| Safety and EMC | |
| Regulatory compliance | Products should comply with CE Markings per directives 2004/108/EC and 2006/95/EC. |
| Safety | UL 60950-1 Second Edition CAN/CSA-C22.2 No. 60950-1 Second Edition EN 60950-1 Second Edition IEC 60950-1 Second Edition AS/NZS 60950-1 GB4943 |
| EMC: Emissions | 47CFR Part 15 (CFR 47) Class A AS/NZS CISPR22 Class A CISPR22 Class A EN55022 Class A ICES003 Class A VCCI Class A EN61000-3-2 EN61000-3-3 KN22 Class A CNS13438 Class A |
| EMC: Immunity | EN55024 CISPR24 EN300386 KN24 |
| RoHS | RoHS 5 compliant except for lead press-fit connectors |
| Management and Standards Support | |
| MIB Support | |
| SNMPv2-SMI CISCO-SMI SNMPv2-TM SNMPv2-TC IANA-ADDRESS-FAMILY-NUMBERS-MIB IANAifType-MIB IANAiprouteprotocol-MIB HCNUM-TC CISCO-TC SNMPv2-MIB SNMP-COMMUNITY-MIB SNMP-FRAMEWORK-MIB SNMP-NOTIFICATION-MIB SNMP-TARGET-MIB SNMP-USER-BASED-SM-MIB SNMP-VIEW-BASED-ACM-MIB CISCO-SNMP-VACM-EXT-MIB MAU-MIB CISCO-SWITCH-QOS-MIB CISCO-CLASS-BASED-QOS-MIB Ethernet MIBs CISCO-VLAN-MEMBERSHIP-MIB LLDP-MIB IP-MULTICAST-MIB Configuration MIBs ENTITY-MIB IF-MIB CISCO-ENTITY-EXT-MIB CISCO-ENTITY-FRU-CONTROL-MIB CISCO-ENTITY-SENSOR-MIB CISCO-SYSTEM-MIB CISCO-SYSTEM-EXT-MIB CISCO-IP-IF-MIB CISCO-IF-EXTENSION-MIB CISCO-NTP-MIB CISCO-VTP-MIB CISCO-IMAGE-MIB CISCO-IMAGE-UPGRADE-MIB |
Monitoring MIBs NOTIFICATION-LOG-MIB CISCO-SYSLOG-EXT-MIB CISCO-PROCESS-MIB RMON-MIB CISCO-RMON-CONFIG-MIB CISCO-HC-ALARM-MIB Security MIBs CISCO-AAA-SERVER-MIB CISCO-AAA-SERVER-EXT-MIB CISCO-COMMON-ROLES-MIB CISCO-COMMON-MGMT-MIB CISCO-SECURE-SHELL-MIB Miscellaneous MIBs CISCO-LICENSE-MGR-MIB CISCO-FEATURE-CONTROL-MIB CISCO-CDP-MIB CISCO-RF-MIB Layer 3 and Routing MIBs UDP-MIB TCP-MIB OSPF-MIB BGP4-MIB CISCO-HSRP-MIB |
| Standards | IEEE 802.1D: Spanning Tree Protocol IEEE 802.1p: CoS Prioritization IEEE 802.1Q: VLAN Tagging IEEE 802.1s: Multiple VLAN Instances of Spanning Tree Protocol IEEE 802.1w: Rapid Reconfiguration of Spanning Tree Protocol IEEE 802.3z: Gigabit Ethernet IEEE 802.3ad: Link Aggregation Control Protocol (LACP) IEEE 802.3ae: 10 Gigabit Ethernet (Cisco Nexus 3064-X) IEEE 802.3ba: 40 Gigabit Ethernet IEEE 802.3an:10GBASE-T (Cisco Nexus 3064-T) IEEE 802.1ab: LLDP IEEE 1588-2008: Precision Time Protocol (Boundary Clock) |
| RFC | BGP RFC 1997: BGP Communities Attribute RFC 2385: Protection of BGP Sessions with the TCP MD5 Signature Option RFC 2439: BGP Route Flap Damping RFC 2519: Framework for Interdomain Route Aggregation RFC 2545: Use of BGPv4 Multiprotocol Extensions RFC 2858: Multiprotocol Extensions for BGPv4 RFC 3065: Autonomous System Confederations for BGP RFC 3392: Capabilities Advertisement with BGPv4 RFC 4271: BGPv4 RFC 4273: BGPv4 MIB: Definitions of Managed Objects for BGPv4 RFC 4456: BGP Route Reflection RFC 4486: Subcodes for BGP Cease Notification Message RFC 4724: Graceful Restart Mechanism for BGP RFC 4893: BGP Support for 4-Octet AS Number Space OSPF RFC 2328: OSPF Version 2 8431RFC 3101: OSPF Not-So-Stubby-Area (NSSA) Option RFC 3137: OSPF Stub Router Advertisement RFC 3509: Alternative Implementations of OSPF Area Border Routers RFC 3623: Graceful OSPF Restart RFC 4750: OSPF Version 2 MIB RIP RFC 1724: RIPv2 MIB Extension RFC 2082: RIPv2 MD5 Authentication RFC 2453: RIP Version 2 IP Services RFC 768: UDP RFC 783: Trivial File Transfer Protocol (TFTP) RFC 791: IP RFC 792: ICMP RFC 793: TCP RFC 826: ARP RFC 854: Telnet RFC 959: FTP RFC 1027: Proxy ARP RFC 1305: Network Time Protocol (NTP) Version 3 RFC 1519: Classless Interdomain Routing (CIDR) RFC 1542: BootP Relay RFC 1591: Domain Name System (DNS) Client RFC 1812: IPv4 Routers RFC 2131: DHCP Helper RFC 2338: VRRP IP Multicast RFC 2236: IGMPv2 RFC 3376: IGMPv3 RFC 3446: Anycast Rendezvous Point Mechanism Using PIM and MSDP RFC 3569: Overview of SSM RFC 3618: MSDP RFC 4601: PIM-SM: Protocol Specification (Revised) RFC 4607: SSM for IP RFC 4610: Anycast-RP using PIM RFC 5132: IP Multicast MIB |
| Software Features | |
| Layer 2 | Layer 2 switch ports and VLAN trunks IEEE 802.1Q VLAN encapsulation Support for up to 4096 VLANs Rapid Per-VLAN Spanning Tree Plus (PVRST+) (IEEE 802.1w compatible) MSTP (IEEE 802.1s): 64 instances Spanning Tree PortFast Spanning Tree Root Guard Spanning Tree Bridge Assurance Cisco EtherChannel technology (up to 32 ports per EtherChannel) LACP: IEEE 802.3ad Advanced port-channel hashing based on Layer 2, 3, and 4 information vPC Jumbo frames on all ports (up to 9216 bytes) Storm control (unicast, multicast, and broadcast) Private VLANs NvGRE entropy Resilient hashing |
| Layer 3 | Layer 3 interfaces: Routed ports on interfaces, switch virtual interfaces (SVIs), port channels, and subinterfaces (total: 1024) 64-way ECMP 4000 ingress and 1000 egress ACL entries IPv6 routing: Static, OSPFv3, and BGPv6 Routing protocols: Static, RIPv2, EIGRP, OSPF, and BGP Bidirectional Flow Detection (BFD) for BGP, OSPF, and IPv4 static routes HSRP and VRRP ACL: Routed ACL with Layer 3 and 4 options to match ingress and egress ACLs VRF: VRF-lite (IP VPN), VRF-aware unicast (BGP, OSPF, and RIP), and VRF-aware multicast Unicast Reverse-Path Forwarding (uRPF) with ACL; strict and loose modes Jumbo frame support (up to 9216 bytes) Generic Routing Encapsulation (GRE) tunneling Advanced BGP features including BGP add-path for eBGP and iBGP, remove-private-as enhancements and eBGP next hop unchanged IP-in-IP Tunnel support |
| Multicast | Multicast: PIMv2, PIM-SM, and PIM-SSM Bootstrap router (BSR), Auto-RP, and Static RP MSDP and Anycast RP Internet Group Management Protocol (IGMP) Versions 2 and 3 |
| Quality of Service (QoS) | Layer 2 IEEE 802.1p (class of service [CoS]) 8 hardware queues per port Per-port QoS configuration CoS trust Port-based CoS assignment Modular QoS CLI (MQC) compliance ACL-based QoS classification (Layers 2, 3, and 4) MQC CoS marking Differentiated services code point (DSCP) marking Weighted Random Early Detection (WRED) CoS-based egress queuing Egress strict-priority queuing Egress port-based scheduling: Weighted Round-Robin (WRR) Explicit Congestion Notification (ECN) Configurable ECN marking per port Priority Flow Control (with 3 no-drop queues and 1 default queue with strict priority scheduling between queues Policy Based Routing (PBR) |
| Security | Ingress ACLs (standard and extended) on Ethernet Standard and extended Layer 3 and 4 ACLs include IPv4, Internet Control Message Protocol (ICMP), TCP, and User Datagram Protocol (UDP) VLAN-based ACLs (VACLs) Port-based ACLs (PACLs) Named ACLs ACLs on virtual terminals (vtys) DHCP snooping with Option 82 Port number in DHCP Option 82 DHCP relay Dynamic Address Resolution Protocol (ARP) inspection Configurable CoPP SPAN with ACL filtering |
| Cisco Nexus Data Broker | Topology support for TAP and SPAN aggregation Support for QinQ to tag input source TAP and SPAN ports Configuration of symmetric hashing to load-balance traffic to multiple tools Traffic filtering based on Layer 1 through Layer 4 header information Traffic replication and forwarding to multiple monitoring tools Robust RBAC Northbound representational state transfer (REST) API for all programmability support |
| Management | POAP Python scripting Cisco EEM Switch management using 10/100/1000-Mbps management or console ports CLI-based console to provide detailed out-of-band management In-band switch management Locator and beacon LEDs Configuration rollback SSHv2 Secure Copy (SCP) server Telnet AAA AAA with RBAC RADIUS TACACS+ Syslog Syslog generation on system resources (for example, FIB tables) Embedded packet analyzer SNMP v1, v2, and v3 Enhanced SNMP MIB support XML (NETCONF) support Remote monitoring (RMON) Advanced Encryption Standard (AES) for management traffic Unified username and passwords across CLI and SNMP Microsoft Challenge Handshake Authentication Protocol (MS-CHAP) Digital certificates for management between switch and RADIUS server Cisco Discovery Protocol Versions 1 and 2 RBAC SPAN on physical layer, port channel, and VLAN Tunable buffer allocation for SPAN Encapsulated Remote SPAN (ERSPAN) Ingress and egress packet counters per interface PTP (IEEE 1588) boundary clock Network Time Protocol (NTP) Cisco OHMS Comprehensive bootup diagnostic tests Cisco Call Home Cisco DCNM Advanced buffer utilization monitoring sFlow |
