Model: QFX5100-24Q-3AFO-T
Detail: THIS ITEM IS A SPECIAL ORDER AND MAY TAKE ADDITIONAL SHIPPING TIME, QFX5100, 24 x QSFP ports, 2 expansion slots, dual SFP/RJ-45 management ports, redundant fans, Redundant AC power supplies, Front-to-back airflow, TAA Compliant
List Price: US$52,725.00
You Save: $15,817.00 (30% OFF)
Condition: Brand New Sealed
Availability: SPECIAL ORDER
Shipping: FREE SHIPPING for all U.S orders over $100. Please call us at 201-559-1474, fill out the contact form, or chat with a live agent for other shipping methods.
Tax: $0.00 Tax Outside New Jersey


The highly flexible, high-performance Juniper Networks QFX5100 line of switches provides the foundation for the dynamic data center. As a critical enabler for IT transformation, the data center network supports cloud and software-defined networking (SDN) adoption, as well as rapid deployment and delivery of applications. Mission-critical applications, network virtualization, and integrated or scale-out storage are driving the need for more adaptable networks. With its diverse set of deployment options, including fabric, Layer 3, and spine and leaf, the QFX5100 is the universal building block for data center switching architectures, enabling users to easily adapt as requirements change over time.


QFX-EM-4Q 4 port QSFP+ expansion module for QFX5100-24Q
EX4600-EM-8F 8 port SFP+/SFP expansion module for EX4600 and QFX5100-24Q
JPSU-650W-AC-AFO AC 650W PSU, front-to-back airflow for QFX5100-48S, QFX5100-48T, QFX5100-24Q
QFX5100-FAN-AFO Front-to-back Airflow Fan Module for QFX5100
QFX5100-EM-BLNK Blank module for QFX5100
Advanced Feature Licenses
QFX5100-HDNSE-LIC QFX5100-24Q and QFX5100-96S Advanced Feature License for IS-IS, BGP, VxLAN and MPLS
Optics and Transceivers
QFX-SFP-10GE-SR SFP+ 10GBASE-SR 10 Gigabit Ethernet Optics, 850 nm for up to 300 m transmission on multimode fiber (MMF)
 QFX-SFP-10GE-USR SFP+ 10 Gigabit Ethernet Ultra Short Reach Optics, 850 nm for 10 m on OM1, 20 m on OM2, 100 m on OM3 multimode fiber (MMF)
QFX-SFP-10GE-LR SFP+ 10GBASE-LR 10 Gigabit Ethernet Optics, 1,310 nm for 10 km transmission on single mode fiber-optic (SMF)
QFX-SFP-10GE-ER SFP+ 10GBASE-ER 10 Gigabit Ethernet Optics, 1,550 nm for 40 km transmission on single-mode fiber (SMF)
EX-SFP-10GE-ZR SFP+ 10GBASE-ZR 10 Gigabit Ethernet Optics, 1,550 nm for 80 km transmission on single-mode fiber (SMF)
QFX-SFP-DAC-1M SFP+ 10 Gigabit Ethernet Direct Attach Copper (twinax copper cable) 1 m
QFX-SFP-DAC-3M SFP+ 10 Gigabit Ethernet Direct Attach Copper (twinax copper cable) 3 m
QFX-SFP-DAC-5M SFP+ 10 Gigabit Ethernet Direct Attach Copper (twinax copper cable) 5 m
QFX-SFP-DAC-1MA SFP+ 10 Gigabit Ethernet Direct Attach Copper (active twinax copper cable) 1 m
QFX-SFP-DAC-3MA SFP+ 10 Gigabit Ethernet Direct Attach Copper (active twinax copper cable) 3 m
QFX-SFP-DAC-5MA SFP+ 10 Gigabit Ethernet Direct Attach Copper (active twinax copper cable) 5 m
QFX-SFP-DAC-7MA SFP+ 10 Gigabit Ethernet Direct Attach Copper (active twinax copper cable) 7 m
QFX-SFP-DAC-10MA SFP+ 10 Gigabit Ethernet Direct Attach Copper (active twinax copper cable) 10 m
QFX-QSFP-DAC-1M QSFP+ to QSFP+ Ethernet Direct Attach Copper (twinax copper cable) 1m passive
QFX-QSFP-DAC-3M QSFP+ to QSFP+ Ethernet Direct Attach Copper (twinax copper cable) 3m passive
JNP-QSFP-DAC-5M QSFP+ to QSFP+ Ethernet Direct Attach Copper (twinax copper cable) 5m passive
QFX-QSFP-DACBO-1M QSFP+ to SFP+ 10 Gigabit Ethernet Direct Attach Breakout Copper (twinax copper cable) 1m
QFX-QSFP-DACBO-3M QSFP+ to SFP+ 10 Gigabit Ethernet Direct Attach Breakout Copper (twinax copper cable) 3m
QFX-QSFP-40G-SR4 QSFP+ 40GBASE-SR4 40 Gigabit Optics, 850 nm for up to 150 m transmission on MMF
QFX-QSFP-40G-ESR4 QSFP+ 40GBASE-ESR4 40 Gigabit Optics, 300 m(400 m) with OM3(OM4) MMF
JNP-QSFP-40G-LR4 QSFP+ 40GBASE-LR4 40 Gigabit Optics, 1310nm for up to 10km Transmission on SMF
QFX-QSFP-DACBO-1M QSFP+ to SFP+ 10 Gigabit Ethernet Direct Attach Break out Copper (twinax copper cable) 1 m
QFX-QSFP-DACBO-3M QSFP+ to SFP+ 10 Gigabit Ethernet Direct Attach Break out Copper (twinax copper cable) 3 m
QFX-SFP-1GE-T SFP 1000BASE-T Copper Transceiver Module for up to 100 m transmission on Cat5
QFX-SFP-1GE-SX SFP 1000BASE-SX Gigabit Ethernet Optics, 850 nm for up to 550 m transmission on MMF
QFX-SFP-1GE-LX SFP 1000BASE-LX Gigabit Ethernet Optics, 1,310 nm for 10 km transmission on SMF
JNP-QSFP-40G-LX4 QSFP+ 40GBASE-LX4 40 Gigabit Optics, 100m(150m) with OM3(OM4) duplex MMF


Specifications QFX5100-24Q-3AFO-T
Switching capacity 2.56 Tbps/1.44 Bpps
MAC addresses per system 288,000
VLAN Ids 4,096
Number of link aggregation groups (LAGs) 128
Number of ports per LAG 32
Number of FCoE VLANs/FC Virtual Fabrics 4,095
Firewall filters 4000
IPv4 unicast routes 128,000 prefixes; 208,000 host routes; 644 ECMP paths
IPv4 multicast routes 104,000
IPv6 multicast routes 52,000
IPv6 unicast routes 64,000 prefixes
ARP entries 48,000
Jumbo frame 9,216 bytes
Spanning Tree Protocol (STP) - Multiple Spanning Tree Protocol (MSTP) instances: 64
- VLAN Spanning Tree Protocol (VSTP) instances: 253
Traffic mirroring - Mirroring destination ports per switch: 4
- Maximum number of mirroring sessions: 4
- Mirroring destination VLANs per switch: 4
Software Specifications
Layer 2 Features • STP—IEEE 802.1D (802.1D-2004)
• Rapid Spanning Tree Protocol (RSTP) (IEEE 802.1w); MSTP
(IEEE 802.1s)
• Bridge protocol data unit (BPDU) protect
• Loop protect
• Root protect
• RSTP and VSTP running concurrently
• VLAN—IEEE 802.1Q VLAN trunking
• Routed VLAN Interface (RVI)
• Port-based VLAN
• MAC address filtering
• Private VLAN (PVLAN)
• QinQ
• VLAN Translation
• Static MAC address assignment for interface
• Per VLAN MAC learning (limit)
• MAC learning disable
• Link Aggregation and Link Aggregation Control Protocol
(LACP) (IEEE 802.3ad)
• IEEE 802.1AB Link Layer Discovery Protocol (LLDP)
Layer 3 Features (IPv4) • Static routing
• Routing policy
• Routing protocols (RIP, OSPF, IS-IS, BGP)
• Virtual Router Redundancy Protocol (VRRP)
• Virtual router
• Dynamic Host Configuration Protocol (DHCP) relay
• Proxy Address Resolution Protocol (ARP)
Multicast Features • Internet Group Management Protocol (IGMP): v1, v2 ,V3
• IGMP snooping: v1, v2, v3
• IGMP Filter
• Multicast Source Discovery Protocol (MSDP)
• Security and Filters
• Secure interface login and password
• Ingress and egress filters: Allow and deny, port filters, VLAN filters, and routed filters, including management port filters
• Filter actions: Logging, system logging, reject, mirror to an interface, counters, assign forwarding class, permit, drop, police, mark
• SSH v1, v2
• Static ARP support
• Storm control, port error disable, and autorecovery
• Control plane denial-of-service (DoS) protection
• Dynamic ARP Inspection (DAI)
• Sticky MAC address
• DHCP snooping
Link Aggregation • Multi-chassis link aggregation (MC-LAG)
• Redundant Trunk Group (RTG)
• LAG load sharing algorithm—bridged or routed (unicast or multicast) traffic:
- IP: SIP, Dynamic Internet Protocol (DIP), TCP/UDP source port, TCP/UDP destination port
- Layer 2 and non-IP: MAC SA, MAC DA, Ethertype, VLAN
ID, source port
- FCoE packet: Source ID (SID), Destination ID (DID),
Originator exchange ID (OXID), source port
Quality of Service (QoS) • L2 and L3 QoS: Classification, rewrite, queuing
• Rate limiting:
- Ingress policing: 1 rate 2 color, 2 rate 3 color
- Egress policing: Policer, policer mark down action
- Egress shaping: Per queue on each port
• 12 hardware queues per port (8 unicast and 4 multicast)
• Strict priority queuing (LLQ), smoothed deficit weighted roundrobin (SDWRR), weighted random early detection (WRED), weighted tail drop
• 802.1p remarking
• Layer 2 classification criteria: Interface, MAC address,
Ethertype, 802.1p, VLAN
• Congestion avoidance capabilities: WRED
• Trust IEEE 802.1p (ingress)
• Remarking of bridged packets
Data Center Bridging (DCB) • Priority-based flow control (PFC)—IEEE 802.1Qbb
• Enhanced Transmission Selection (ETS)—IEEE 802.1Qaz
• Data Center Bridging Exchange Protocol (DCBX), DCBx FCoE, and iSCSI type, length, and value (TLVs)
Fibre Channel over Ethernet (FCoE) • FCoE transit switch (FIP snooping ACL installation)
• FCoE session path learning
• FCoE session health monitoring
• Graceful restart for FIP snooping
• FC-BB-6 VN2VN snooping
Virtual Chassis • 40GbE and 10GbE as Virtual Chassis port
• Virtual Chassis Routing Engine (RE) election
• Virtual Chassis pre-provisioning (plug and play)
• Auto-LAG formation of Virtual Chassis ports
• Mixed Virtual Chassis support
• FCoE transit across Virtual Chassis members
• QoS on Virtual Chassis ports
• Local Designated Forwarding
• Graceful RE switchover (GRES)
• Nonstop routing (NSR)
• Nonstop bridging (NSB)
• Monitor distributed aggregate interface
• Control plane protection for virtual RE
High Availability • Topology-independent in-service software upgrade (TISSU)
• Sub-second Bidirectional Forwarding Detection (BFD)
• Uplink failure detection (UFD)
MPLS • Static label-switched paths (LSPs)
• RSVP-based signaling of LSPs
• LDP-based signaling of LSPs
• LDP tunneling (LDP over RSVP)
• MPLS class of service (CoS)
• MPLS access control list (ACL)/policers
• MPLS LSR support
• IPv6 tunneling (6PE) (via IPv4 MPLS backbone)
• MPLS Operation, Administration, and Maintenance (OAM)—LSP ping
• IPv4 L3 VPN (RFC 2547, 4364
Server Virtualization Management and SDN-Related Protocols • Junos Space Virtual Control
• IEEE 802.1Qbg (VEPA hairpin forwarding)
• VMware NSX VXLAN L2 Gateway
• OpenFlow 1.3 client
Management and Operations • Role-based CLI management and access
• CLI via console, telnet, or SSH
• Extended ping and traceroute
• Junos OS configuration rescue and rollback
• Image rollback
• SNMP v1/v2/v3
• Junos XML management protocol
• sFlow v5
• High frequency statistics collection
• Beacon LED for port and system
• Automation and orchestration
• Zero-touch provisioning (ZTP)
• OpenStack Neutron Plug-in
• Puppet
• Chef
• Python
• Junos OS event, commit, and OP scripts
Traffic Mirroring • Port-based
• LAG port
• VLAN-based
• Filter-based
• Mirror to local
• Mirror to remote destinations (L2 over VLAN)
Operating temperature 32° to 104° F (0° to 40° C)
Storage temperature -40° to 158° F (-40° to 70° C)
Operating altitude up to 2,000 (610 m)
Relative humidity operating 5% to 90% (noncondensing)
Relative humidity non-operating 0% to 95% (noncondensing)
IEEE Standards IEEE standard
IEEE 802.1D
IEEE 802.1w
IEEE 802.1
IEEE 802.1Q
IEEE 802.1p
IEEE 802.1ad
IEEE 802.3ad
IEEE 802.1AB
IEEE 802.3x
IEEE 802.1Qbb
IEEE 802.1Qaz
IEEE 802.3an
T11 Standards INCITS T11 FC-BB-5
Supported RFCs RFC 768 UDP
RFC 783 Trivial File Transfer Protocol (TFTP)
RFC 791 IP
RFC 854 Telnet client and server
RFC 894 IP over Ethernet
RFC 906 TFTP Bootstrap
RFC 951 1542 BootP
RFC 1058 Routing Information Protocol
RFC 1112 IGMP v1
RFC 1122 Host requirements
RFC 1142 OSI IS-IS Intra-domain Routing Protocol
RFC 1256 IPv4 ICMP Router Discovery (IRDP)
RFC 1519 Classless Interdomain Routing (CIDR)
RFC 1587 OSPF not-so-stubby area (NSSA) Option
RFC 1591 Domain Name System (DNS)
RFC 1745 BGP4/IDRP for IP—OSPF Interaction
RFC 1772 Application of the Border Gateway Protocol in the Internet
RFC 1812 Requirements for IP Version 4 routers
RFC 1997 BGP Communities Attribute
RFC 2030 SNTP, Simple Network Time Protocol
RFC 2068 HTTP server
RFC 2131 BOOTP/DHCP relay agent and Dynamic Host
RFC 2138 RADIUS Authentication
RFC 2139 RADIUS Accounting
RFC 2154 OSPF w/Digital Signatures (Password, MD-5)
RFC 2236 IGMP v2
RFC 2267 Network ingress filtering
RFC 2328 OSPF v2 (edge mode)
RFC 2362 PIM-SM (edge mode)
RFC 2370 OSPF Opaque link-state advertisement (LSA) Option
RFC 2385 Protection of BGP Sessions via the TCP Message Digest 5 (MD5) Signature Option
RFC 2439 BGP Route Flap Damping
RFC 2453 RIP v2
RFC 2474 Definition of the Differentiated Services Field in the IPv4 and IPv6 Headers
RFC 2597 Assured Forwarding PHB (per-hop behavior) Group
RFC 2598 An Expedited Forwarding PHB
RFC 2697 A Single Rate Three Color Marker
RFC 2698 A Two Rate Three Color Marker
RFC 2796 BGP Route Reflection—An Alternative to Full Mesh IBGP
RFC 2918 Route Refresh Capability for BGP-4
RFC 3065 Autonomous System Confederations for BGP
RFC 3376 IGMP v3 (source-specific multicast include mode only)
RFC 3392 Capabilities Advertisement with BGP-4
RFC 3446, Anycast RP
RFC 3569 SSM
RFC 3623 Graceful OSPF Restart
RFC 4271 Border Gateway Protocol 4 (BGP-4)
RFC 4360 BGP Extended Communities Attribute
RFC 4456 BGP Route Reflection: An Alternative to Full Mesh Internal BGP (IBGP)
RFC 4486 Subcodes for BGP Cease Notification Message
RFC 4724 Graceful Restart Mechanism for BGP
RFC 4812 OSPF Restart Signaling
RFC 4893 BGP Support for Four-octet AS Number Space
RFC 5176 Dynamic Authorization Extensions to RADIUS
RFC 5396 Textual Representation of Autonomous System (AS) Numbers
RFC 5668 4-Octet AS Specific BGP Extended Community
RFC 5880 Bidirectional Forwarding Detection (BFD)
Configuration Protocol (DHCP) server
Supported MIBs RFC 1155 SMI
RFC 1157 SNMPv1
RFC 1212, RFC 1213, RFC 1215 MIB-II, Ethernet-Like MIB and TRAPs
RFC 1901 Introduction to Community-based SNMPv2
RFC 2011 SNMPv2 for Internet protocol using SMIv2
RFC 2012 SNMPv2 for transmission control protocol using SMIv2
RFC 2013 SNMPv2 for user datagram protocol using SMIv2
RFC 2233, The Interfaces Group MIB Using SMIv2
RFC 2287 System Application Packages MIB
RFC 2570 Introduction to Version 3 of the Internet-standard Network Management Framework
RFC 2571 An Architecture for describing SNMP Management Frameworks (read-only access)
RFC 2572 Message Processing and Dispatching for the SNMP (read-only access)
RFC 2576 Coexistence between SNMP Version 1, Version 2, and Version 3
RFC 2578 SNMP Structure of Management Information MIB
RFC 2579 SNMP Textual Conventions for SMIv2
RFC 2580 Conformance Statements for SMIv2
RFC 2665 Ethernet-like interface MIB
RFC 2790 Host Resources MIB
RFC 2863 Interface Group MIB
RFC 2932 IPv4 Multicast MIB
RFC 3410 Introduction and Applicability Statements for Internet Standard Management Framework
RFC 3411 An architecture for describing SNMP Management Frameworks
RFC 3412 Message Processing and Dispatching for the SNMP
RFC 3413 Simple Network Management Protocol (SNMP) (all MIBs are supported except the Proxy MIB)
RFC 3414 User-based Security Model (USM) for version 3 of SNMPv3
RFC 3415 View-based Access Control Model (VACM) for the SNMP
RFC 3416 Version 2 of the Protocol Operations for the SNMP
RFC 3417 Transport Mappings for the SNMP
RFC 3418 Management Information Base (MIB) for the SNMP
RFC 3584 Coexistence between Version 1, Version 2, and Version 3 of the Internet-standard Network Management Framework
RFC 3826 The Advanced Encryption Standard (AES) Cipher Algorithm in the SNMP User-based Security Model
RFC 4188 Definitions of Managed Objects for Bridges
RFC 4318 Definitions of Managed Objects for Bridges with Rapid Spanning Tree Protocol
RFC 4363b Q-Bridge VLAN MIB
Safety CAN/CSA-C22.2 No. 60950-1 (2007) Information Technology Equipment—Safety
UL 60950-1 (2nd Ed.) Information Technology Equipment—Safety
EN 60950-1 (2005) Information Technology Equipment—Safety
IEC 60950-1 (2005) Information Technology Equipment—Safety (All country deviations): CB Scheme report.
EN 60825-1 +A1+A2 (1994) Safety of Laser Products—Part 1: Equipment Classification
GR-63-Core (2006) Network Equipment, Building Systems (NEBS) Physical Protection
GR-1089-Core (2006) EMC and Electrical Safety for Network Telecommunications Equipment
SR-3580 (1995) NEBS Criteria Levels (Level 3)
EMC FCC 47CFR, Part 15 Class A (2009) USA Radiated Emissions
EN 55022 Class A (2006)+ A1 2007 European Radiated Emissions
VCCI Class A (2007) Japanese Radiated Emissions
BSMI CNS 13438 and NCC C6357 Taiwan Radiated Emissions


Properties Juniper QFX5100-24Q-3AFO-T
Description QFX5100, 24 QSFP+ ports, 2 expansion slots, dual SFP/RJ-45 management ports, redundant fans, redundant AC power supplies, front-to-back airflow, TAA compliant
Product Family QFX5100 Series
Product Type Ethernet Switch
Dimensions (HxWxD) Inches 1.72 x17.36 x 20.48 in (4.37 x 44.09 x 52.02 cm)
• Switching mode: Cut-through and store-and forward
• Front-to-back airflow (for hot aisle/cold aisle deployment)
• Management and rear console port connections
Weight 21.6 lb (9.8 kg)
Power Consumption 161 W
Interface Options
10GbE SFP+ 96/104 (with breakout cable)
40GbE QSFP+ 24/32 (with 2 x QFX-EM-4Q)
  • Each QSFP+ port can be configured as a 4 x 10GbE interface
• Each QSFP+ port can be configured as a 40 Gbps port
• USB port
• Console port
• 2 management ports: 1 RJ-45 and 1 SFP
• Supported transceiver and direct attach cable
• SFP+ 10GbE optical modules
• SFP+ DAC cables: 1/3/5 m twinax copper and 1/3/5/7/10 m active twinax copper
• SFP GbE optical and copper module
• QSFP+ to SFP+ 10GbE direct attach break-out copper (1/3 m twinax copper cable)
Rack Installation Kit Versatile four post mounting options for 19-in server rack or datacom rack
Airflow • Front-to-back cooling
• Redundant variable-speed fans to reduce power draw
Power Supply and Fan Modules • Dual redundant (1+1) and hot-pluggable power supplies
• 110-240 V single phase AC power
• -36 to -72 V DC power
• Redundant (N+1) and hot-pluggable fan modules for front-toback and back-to-front airflow

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Products are shipped Monday through Friday via UPS/FedEx/USPS. The estimated delivery time is 1-6 business days depending on location. If “Free Shipping” is offered, it will be by Ground only and within USA Continental States Only (48 States). There will be a surcharge on shipments to Hawaii, Alaska, Puerto Rico and APO/FPO addresses. After you have made a purchase, the surcharge will be calculated using the parcel’s weight and size. Network Devices Inc ships the product the same day of receiving an order. Otherwise you will a receive notification of delay or cancellation of said order.
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