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N5K-C56128P, Cisco Nexus 56128P Switch, 48x10G SFP+/4x40G QSFP+/2RU Chassis

  • Brand: Cisco
  • Model: N5K-C56128P
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List Price: $37,695.00
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N5K-C56128P, Cisco Nexus 56128P Switch, 48x10G SFP+/4x40G QSFP+/2RU Chassis
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    N5K-C56128P, Cisco Nexus 56128P Switch, 48x10G SFP+/4x40G QSFP+/2RU Chassis

    N5K-C56128P, Cisco Nexus 56128P Switch, 48x10G SFP+/4x40G QSFP+/2RU Chassis

    100% Genuine Ready to Ship
    $37,695.00
    60% OFF
    $15,226.00
    Overview
    Specification
    Reviews
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    Overview
    End-of-Life Notice
    End-of-Life Notice
    N5K-C56128P is officially EOL. Service support ends on 2025-09-30.
    For full lifecycle details, see N5K-C56128P EOL.
    Recommended Replacement
    Recommended Replacement
    Official replacement model. Aligned with current deployment environments.
    N9K-C93360YC-FX2

    Cisco N5K-C56128P Overview

    The Cisco N5K-C56128P is a data-center-class Nexus 5600 series switch designed for high-density 10/40 Gigabit Ethernet and unified fabric deployments. This enterprise switch delivers up to 96 wire-rate 10 GE ports and 8 QSFP 40 GE interfaces, with support for up to 1,152 ports using Fabric Extenders. With 2.56Tbps Layer 2/3 hardware forwarding, 1-microsecond cut-through latency, and advanced features such as VXLAN, NVGRE, and FCoE, it is ideal for modern virtualized and converged infrastructures.

    Product Highlights

    2.56Tbps
    L2/3 Perf
    96x10GE
    10GE Ports
    1,152
    FEX Scale

    Product Applications Scenarios

    Data Center
    Provides low-latency 10/40 GE switching, VXLAN and FCoE to consolidate LAN/SAN fabrics, cutting core port count and cabling costs by up to 30%.
    Cloud Services
    Hardware VXLAN and NVGRE enable large multi-tenant overlays, simplifying cloud scaling while improving east-west throughput for virtual workloads.
    Enterprise Network
    Acts as a resilient aggregation/core switch with vPC, rich QoS and ACLs to support mission-critical applications and reduce downtime risk.

    Product Features Comparison

    Cisco Mellanox Alcatel-Lucent Huawei
    Model N5K-C56128P, Cisco Nexus 56128P Switch, 48x10G SFP+/4x40G QSFP+/2RU Chassis NVIDIA Mellanox MSN4600-CS2R 6450P48-K12-US CE12808SA-B2, Huawei CE12800 Switch, Bundle2/2*MPUA-S/3*SFUC-S
    Brand Cisco Mellanox Alcatel-Lucent Huawei
    Port Configuration n/a 64 x QSFP28 48 × 10/100/1000BASE-T Ethernet ports, 2 × SFP+ uplink ports (1G/10G capable with license) n/a
    Switching Capacity n/a 12.8 Tb/s; 6.4 Tb/s 136 Gbps (non-blocking) Switching Capacity (Tbit/s): 89/ 516
    Forwarding Rate n/a n/a Transmission Rate: 1 Gbps per port (wire-speed) Forwarding Rate (Mpps): 34,560
    PoE Budget n/a n/a n/a n/a
    Stacking Capability n/a n/a Included Stacking Kit: OS6450-XNI-U2 10G stacking module, OS6450-CBL-60 (60 cm SFP+ direct-attach copper cable) n/a

    Optional Add-ons

    Model Number Description
    N2K-C2248TP-1GE Cisco Nexus 2000 Fabric Extender, 48x1GBASE-T + 4x10GE uplinks for Nexus 5600 fabric expansion
    N2K-C2232PP Cisco Nexus 2232PP Fabric Extender, 32x10GE downlinks for high-density FEX with Nexus 56128P
    N5K-C56UPG-2X40 Cisco Nexus 5600 2x40GE expansion module to increase 40G uplink capacity on N5K-C56128P

    Quality Certifications

    • ISO 14001
    • ISO 9001
    • RoHS
    • REACH
    • CE
    • FCC
    Specification

    Cisco N5K-C56128P Specification

    Model
    N5K-C56128P
    Brand
    Cisco
    Form factor
    2-rack unit
    Expansion slots
    2
    Number of ports
    1152 with FEX
    10 GE
    Up to 96 wire-rate ports
    40 GE
    Up to 8 QSFP ports
    Unified ports
    Up to 48 ports (Ethernet; FCoE; 2/4/8-gigabit FC)
    10 and 40 Gbps FCoE
    Yes
    Hardware VXLAN
    Yes
    NVGRE capable
    Yes
    Latency
    1 microsecond
    Performance
    鈼?nbsp; Layer 2 and 3 hardware forwarding at 2.56Tbps; 1904mpps (64-byte packets) 鈼?nbsp; Support for up to 256,000 combined entries of MAC addresses and Address Resolution Protocol (ARP) entries 鈼?nbsp; Low latency of approximately 1 microsecond using cut-through forwarding for predictable, consistent traffic latency regardless of packet size, traffic pattern, or features enabled on 10 and 40 Gigabit Ethernet interfaces 鈼?nbsp; 25-MB buffer per 12 x 10 Gigabit Ethernet SFP+ interfaces 鈼?nbsp; Line-rate traffic throughput on all ports in Layer 2 and 3 mode
    Interfaces
    鈼?nbsp; 48 fixed 1/10 Gigabit Ethernet SFP+ ports with 4 x 40 Gigabit Ethernet QSFP+ fixed ports and 2 expansion slots 鈼?nbsp; Expansion module: 24 SFP+ unified ports plus 2 x 40 Gigabit Ethernet QSFP+ ports 鈼?nbsp; Conversion of 40 Gigabit Ethernet ports to 10 Gigabit Ethernet interfaces through QSFP+ breakout cable 鈼?nbsp; Fabric extension through the Cisco Nexus 2200 and 2300 platforms
    Layer 2 Features
    鈼?nbsp; Layer 2 switch ports and VLAN trunks 鈼?nbsp; IEEE 802.1Q VLAN encapsulation 鈼?nbsp; Support for up to 4000 VLANs 鈼?nbsp; Support for up to 4000 access control list (ACL) entries 鈼?nbsp; Rapid Per-VLAN Spanning Tree Plus (PVRST+) (IEEE 802.1w compatible) 鈼?nbsp; Multiple Spanning Tree Protocol (MSTP) (IEEE 802.1s): 64 instances 鈼?nbsp; Spanning Tree PortFast 鈼?nbsp; Spanning Tree root guard 鈼?nbsp; Spanning Tree Bridge Assurance 鈼?nbsp; Cisco EtherChannel technology (up to 16 ports per EtherChannel) 鈼?nbsp; Cisco vPC technology 鈼?nbsp; vPC configuration synchronization 鈼?nbsp; vPC shutdown 鈼?nbsp; Link Aggregation Control Protocol (LACP): IEEE 802.3ad 鈼?nbsp; Advanced port-channel hashing based on Layer 2, 3, and 4 information 鈼?nbsp; Jumbo frames on all ports (up to 9216 bytes) 鈼?nbsp; Pause frames (IEEE 802.3x) 鈼?nbsp; Storm control (unicast, multicast, and broadcast) 鈼?nbsp; Private VLANs 鈼?nbsp; Private VLAN over trunks (isolated and promiscuous) 鈼?nbsp; Private VLANs over vPC and EtherChannels 鈼?nbsp; VLAN remapping 鈼?nbsp; FabricPath 鈼?nbsp; EvPC and vPC+ with FabricPath 鈼?nbsp; Adapter FEX 鈼?nbsp; Data Center VM-FEX 鈼?nbsp; Support for up to 24 fabric extenders (Layer 2) with each Cisco Nexus 5672UP, 5672UP-16G, and 56128P Switch 鈼?nbsp; RDMA over Converged Ethernet (RoCE) using Data Center Bridging (DCB) support (DCB Exchange [DCBX] no drop and priority flow control [PFC])
    Layer 3 Features
    鈼?nbsp; Layer 3 interfaces: Routed ports, switch virtual interface (SVI), port channels, subinterfaces, and port-channel subinterfaces 鈼?nbsp; Support for up to 32,000 IPv4 and 8000 IPv6 host prefixes 鈼?nbsp; Support for up to 8000 multicast routes (IPv4) 鈼?nbsp; Support for up to 8000 IGMP snooping groups 鈼?nbsp; Support for 4000 Virtual Routing and Forwarding (VRF) entries 鈼?nbsp; Support for up to 4096 VLANs 鈼?nbsp; Equal-Cost Multipathing (ECMP) up to 64 ways 鈼?nbsp; 4000 flexible ACL entries 鈼?nbsp; Routing protocols: Static, Routing Information Protocol Version 2 (RIPv2), Enhanced Interior Gateway Routing Protocol (EIGRP), Open Shortest Path First Version 2 (OSPFv2), Border Gateway Protocol (BGP), and Intermediate System-to-Intermediate System (IS-IS) 鈼?nbsp; IPv6 routing protocols: Static, OPFv3, BGPv6, and EIGRPv6 鈼?nbsp; IPv6 VRF-lite 鈼?nbsp; BFD support: OSPFv2, BGPv4, EIGRP, and VRF instances 鈼?nbsp; Policy-Based Routing (IPv4 and IPv6) 鈼?nbsp; Hot-Standby Router Protocol (HSRP) and Virtual Router Redundancy Protocol (VRRP) 鈼?nbsp; IP direct broadcast 鈼?nbsp; vPC+ routing protocol peering 鈼?nbsp; ACL: Routed ACL with Layer 3 and 4 options to match ingress and egress ACL 鈼?nbsp; Multicast: Protocol Independent Multicast Version 2 (PIMv2) sparse mode, Source-Specific Multicast (SSM), Bidir-PIM, Multicast Source Discovery Protocol (MSDP), IGMPv2 and v3, and Multicast VLAN Registration (MVR) 鈼?nbsp; VRF: VRF-lite (IP VPN); VRF-aware unicast; and BGP-, OSPF-, RIP-, and VRF-aware multicast 鈼?nbsp; Unicast Reverse-Path Forwarding (uRFP) with ACL; strict and loose modes 鈼?nbsp; Jumbo frame support (up to 9216 bytes) 鈼?nbsp; Support for up to 24 fabric extenders on each Cisco Nexus 5600 10-Gbps platform switch
    Quality of Service (QoS)
    鈼?nbsp; Layer 2 IEEE 802.1p (class of service [CoS]) 鈼?nbsp; 8 unicast queues and 8 multicast queues per port 鈼?nbsp; Per-port QoS configuration 鈼?nbsp; CoS trust 鈼?nbsp; Port-based CoS assignment 鈼?nbsp; Modular QoS CLI (MQC) compliance: IPv4 and IPv6 鈼?nbsp; ACL-based QoS classification (Layers 2, 3, and 4) 鈼?nbsp; Flexible TCAM carving 鈼?nbsp; MAC and ARP hardware carving 鈼?nbsp; MQC CoS marking 鈼?nbsp; Per-port virtual output queuing 鈼?nbsp; CoS-based egress queuing 鈼?nbsp; Egress strict-priority queuing 鈼?nbsp; Egress port-based scheduling: Deficit Weighted Round-Robin (DWRR) 鈼?nbsp; Control-Plane Policing (CoPP): IPv4 and IPv6
    Security
    鈼?nbsp; Ingress ACLs (standard and extended) on Ethernet and virtual Ethernet ports 鈼?nbsp; Standard and extended Layer 2 ACLs: MAC addresses, protocol type, etc. 鈼?nbsp; Standard and extended Layer 3 and 4 ACLs: IPv4 and IPv6, Internet Control Message Protocol (ICMP and ICMPv6), TCP, User Datagram Protocol (UDP), etc. 鈼?nbsp; Ingress policing 鈼?nbsp; VLAN-based ACLs (VACLs) 鈼?nbsp; Port-based ACLs (PACLs) 鈼?nbsp; Named ACLs 鈼?nbsp; Optimized ACL distribution 鈼?nbsp; ACLs on virtual terminals (vtys) 鈼?nbsp; ACL logging (IPv4 only) 鈼?nbsp; Dynamic Host Configuration Protocol (DHCP) snooping with Option 82 鈼?nbsp; Dynamic ARP Inspection 鈼?nbsp; IP source guard 鈼?nbsp; DHCP relay (up to 32 destinations) 鈼?nbsp; Ethernet port security 鈼?nbsp; IPv6 RACL, PACL, and VACL 鈼?nbsp; iSCSI type-length-value (TLV)
    High-Availability Features
    鈼?nbsp; Cisco In-Service Software Upgrade (ISSU) for Layer 2 鈼?nbsp; Hot-swappable field-replaceable power supplies and fan modules 鈼?nbsp; N+1 and N+N power redundancy 鈼?nbsp; N+1 fan module redundancy
    Management
    鈼?nbsp; Switch management using 10/100/1000-Mbps management or console ports 鈼?nbsp; CLI-based console to provide detailed out-of-band management 鈼?nbsp; In-band switch management 鈼?nbsp; Port-based locator and beacon LEDs 鈼?nbsp; Configuration synchronization 鈼?nbsp; Configuration rollback 鈼?nbsp; Secure Shell Version 2 (SSHv2) 鈼?nbsp; Telnet 鈼?nbsp; Authentication, authorization, and accounting (AAA) 鈼?nbsp; AAA with RBAC 鈼?nbsp; RADIUS 鈼?nbsp; TACACS+ 鈼?nbsp; Syslog (8 servers) 鈼?nbsp; Embedded packet analyzer 鈼?nbsp; SNMPv1, v2, and v3 (IPv4 and IPv6) 鈼?nbsp; Enhanced SNMP MIB support 鈼?nbsp; XML (NETCONF) support 鈼?nbsp; Remote monitoring (RMON) 鈼?nbsp; Advanced Encryption Standard (AES) for management traffic 鈼?nbsp; Unified username and passwords across CLI and SNMP 鈼?nbsp; Microsoft Challenge Handshake Authentication Protocol (MS-CHAP) 鈼?nbsp; Digital certificates for management between switch and RADIUS server 鈼?nbsp; Cisco Discovery Protocol Versions 1 and 2 鈼?nbsp; RBAC 鈼?nbsp; SPAN on physical, PortChannel and VLAN 鈼?nbsp; ERSPAN 鈼?nbsp; Ingress and egress packet counters per interface 鈼?nbsp; Network Time Protocol (NTP) 鈼?nbsp; Cisco Generic Online Diagnostics (GOLD) 鈼?nbsp; Comprehensive bootup diagnostic tests 鈼?nbsp; Cisco Embedded Event Manager (EEM) 鈼?nbsp; Cisco Call Home 鈼?nbsp; Cisco Smart Call Home 鈼?nbsp; Default Interface 鈼?nbsp; Cisco Fabric Manager 鈼?nbsp; Cisco Prime DCNM 鈼?nbsp; CiscoWorks LAN Management Solution (LMS)
    Data Center Bridging
    鈼?nbsp; CEE- and IEEE-compliant PFC (per-priority Pause frame support: IEEE 802.1Qbb) 鈼?nbsp; PFC link distance support: 20 km 鈼?nbsp; CEE-compliant DCBX Protocol 鈼?nbsp; CEE- and IEEE-compliant enhanced transmission selection
    FCoE Features (Require Storage Services License)
    鈼?nbsp; T11 standards-compliant FCoE (Fibre Channel-BB-5) 鈼?nbsp; T11 FCoE Initialization Protocol (FIP) (Fibre Channel-BB-5) 鈼?nbsp; Any 10 or 40 Gigabit Ethernet port configurable as FCoE 鈼?nbsp; SAN administration separate from LAN administration 鈼?nbsp; Fibre Channel forwarding (FCF) 鈼?nbsp; Fibre Channel enhanced port types: VE, VF and VNP 鈼?nbsp; Direct attachment of FCoE targets 鈼?nbsp; Fabric Device Management Interface (FDMI) 鈼?nbsp; Fibre Channel ID (FCID) persistence 鈼?nbsp; Distributed device alias services 鈼?nbsp; In-order delivery 鈼?nbsp; Port tracking 鈼?nbsp; Cisco FCoE NPV technology 鈼?nbsp; N-port identifier virtualization (NPIV) 鈼?nbsp; Fabric services: Name server, registered state change notification (RSCN), login services, and name-server zoning 鈼?nbsp; Per-VSAN fabric services 鈼?nbsp; Cisco Fabric Services 鈼?nbsp; Distributed device alias services 鈼?nbsp; Host-to-switch and switch-to-switch Fibre Channel-SP authentication 鈼?nbsp; Fabric Shortest Path First (FSPF) 鈼?nbsp; Standard zoning 鈼?nbsp; Enhanced zoning 鈼?nbsp; Cisco Fabric Analyzer 鈼?nbsp; Cisco DCNM-SAN 鈼?nbsp; Storage Management Initiative Specification (SMI-S) 鈼?nbsp; Boot from SAN over vPC and Enhanced vPC (EvPC) 鈼?nbsp; FCP 鈼?nbsp; VSAN trunking 鈼?nbsp; Fabric Device Management Interface (FDMI) 鈼?nbsp; Fibre Channel ID (FCID) persistence 鈼?nbsp; Distributed device alias services 鈼?nbsp; In-order delivery 鈼?nbsp; Port tracking 鈼?nbsp; Cisco NPV technology 鈼?nbsp; Fabric binding for Fibre Channel 鈼?nbsp; Port security 鈼?nbsp; Fibre Channel traceroute 鈼?nbsp; Fibre Channel ping 鈼?nbsp; Fibre Channel debugging
    Generic MIBs
    鈼?nbsp; SNMPv2-SMI 鈼?nbsp; CISCO-SMI 鈼?nbsp; SNMPv2-TM 鈼?nbsp; SNMPv2-TC 鈼?nbsp; IANA-ADDRESS-FAMILY-NUMBERS-MIB 鈼?nbsp; IANAifType-MIB 鈼?nbsp; IANAiprouteprotocol-MIB 鈼?nbsp; HCNUM-TC 鈼?nbsp; CISCO-TC 鈼?nbsp; SNMPv2-MIB 鈼?nbsp; SNMP-COMMUNITY-MIB 鈼?nbsp; SNMP-FRAMEWORK-MIB 鈼?nbsp; SNMP-NOTIFICATION-MIB 鈼?nbsp; SNMP-TARGET-MIB 鈼?nbsp; SNMP-USER-BASED-SM-MIB 鈼?nbsp; SNMP-VIEW-BASED-ACM-MIB 鈼?nbsp; CISCO-SNMP-VACM-EXT-MIB
    Layer 3 MIBs
    鈼?nbsp; UDP-MIB 鈼?nbsp; TCP-MIB 鈼?nbsp; OSPF-MIB 鈼?nbsp; BGP4-MIB 鈼?nbsp; CISCO-HSRP-MIB
    Ethernet MIBs
    鈼?nbsp; CISCO-VLAN-MEMBERSHIP-MIB 鈼?nbsp; CISCO-Virtual-Interface-MIB 鈼?nbsp; CISCO-VTP-MIB
    Configuration MIBs
    鈼?nbsp; ENTITY-MIB 鈼?nbsp; IF-MIB 鈼?nbsp; CISCO-ENTITY-EXT-MIB 鈼?nbsp; CISCO-ENTITY-FRU-CONTROL-MIB 鈼?nbsp; CISCO-ENTITY-SENSOR-MIB 鈼?nbsp; CISCO-FLASH-MIB 鈼?nbsp; CISCO-SYSTEM-MIB 鈼?nbsp; CISCO-SYSTEM-EXT-MIB 鈼?nbsp; CISCO-IP-IF-MIB 鈼?nbsp; CISCO-IF-EXTENSION-MIB 鈼?nbsp; CISCO-SERVER-INTERFACE-MIB 鈼?nbsp; CISCO-NTP-MIB 鈼?nbsp; CISCO-IMAGE-MIB 鈼?nbsp; CISCO-IMAGE-CHECK-MIB 鈼?nbsp; CISCO-IMAGE-UPGRADE-MIB 鈼?nbsp; CISCO-CONFIG-COPY-MIB 鈼?nbsp; CISCO-ENTITY-VENDORTYPE-OID-MIB 鈼?nbsp; CISCO-BRIDGE-MIB
    Monitoring MIBs
    鈼?nbsp; DIFFSERV-DSCP-TC 鈼?nbsp; NOTIFICATION-LOG-MIB 鈼?nbsp; DIFFSERV-MIB 鈼?nbsp; CISCO-CALLHOME-MIB 鈼?nbsp; CISCO-SYSLOG-EXT-MIB 鈼?nbsp; CISCO-PROCESS-MIB 鈼?nbsp; RMON-MIB 鈼?nbsp; CISCO-RMON-CONFIG-MIB 鈼?nbsp; CISCO-HC-ALARM-MIB 鈼?nbsp; LLDP-MIB
    Security MIBs
    鈼?nbsp; CISCO-AAA-SERVER-MIB 鈼?nbsp; CISCO-AAA-SERVER-EXT-MIB 鈼?nbsp; CISCO-COMMON-ROLES-MIB 鈼?nbsp; CISCO-COMMON-MGMT-MIB 鈼?nbsp; CISCO-RADIUS-MIB 鈼?nbsp; CISCO-SECURE-SHELL-MIB 鈼?nbsp; TCP/IP MIBs 鈼?nbsp; INET-ADDRESS-MIB 鈼?nbsp; TCP-MIB 鈼?nbsp; CISCO-TCP-MIB 鈼?nbsp; UDP-MIB 鈼?nbsp; IP-MIB 鈼?nbsp; CISCO-IP-PROTOCOL-FILTER-MIB 鈼?nbsp; CISCO-DNS-CLIENT-MIB 鈼?nbsp; CISCO-PORTSECURITY-MIB
    Miscellaneous MIBs
    鈼?nbsp; START-MIB 鈼?nbsp; CISCO-LICENSE-MGR-MIB 鈼?nbsp; CISCO-FEATURE-CONTROL-MIB 鈼?nbsp; CISCO-CDP-MIB 鈼?nbsp; CISCO-RF-MIB 鈼?nbsp; CISCO-ETHERNET-FABRIC-EXTENDER-MIB 鈼?nbsp; CISCO-BRIDGE-MIB 鈼?nbsp; CISCO-FCOE-MIB 鈼?nbsp; CISCO-PORTCHANNEL-MIB 鈼?nbsp; CISCO-ZS-MIB
    Industry Standards
    鈼?nbsp; IEEE 802.1D: Spanning Tree Protocol 鈼?nbsp; IEEE 802.1p: CoS prioritization 鈼?nbsp; IEEE 802.1Q: VLAN tagging 鈼?nbsp; IEEE 802.1Qaz: Enhanced transmission selection 鈼?nbsp; IEEE 802.1Qbb: Per-priority Pause 鈼?nbsp; IEEE 802.1s: Multiple VLAN instances of Spanning Tree Protocol 鈼?nbsp; IEEE 802.1w: Rapid reconfiguration of Spanning Tree Protocol 鈼?nbsp; IEEE 802.3: Ethernet 鈼?nbsp; IEEE 802.3ad: LACP with fast timers 鈼?nbsp; IEEE 802.3ae: 10 Gigabit Ethernet 鈼?nbsp; IEEE 802.3ba: 40 Gigabit Ethernet (Applies to 40G SR4, SR4-S, LR4, LR4-S, and CSR4 optics only) 鈼?nbsp; SFF 8431 SFP+ CX1 support 鈼?nbsp; RMON

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    Questions & Answers

    What accessories are available for the N5K-C56128P?

    Accessories include additional SFP+ transceivers, power supply units, and rack-mount kits.

    How does the N5K-C56128P compare with the Nexus 6001?

    The Nexus 56128P offers more 10-Gbps ports, while the Nexus 6001 may provide better scalability for future needs.

    Can the N5K-C56128P be used in a mixed-vendor environment?

    Yes, the Nexus 56128P is designed for compatibility and can be integrated into mixed-vendor networks.

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