N3K-C3172TQ-10GT, Cisco Nexus 3172TQ Switch, 48x10GBase-T/6xQSFP+

N3K-C3172TQ-10GT Specifications

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 bps

●  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

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 19.7 in. (4.4 x 43.9 x 50.5 cm)

Weight

22.0 lb (10 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

Generic MIBs

●  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