QFX5120-48Y-AFO Specification

Switching Capacity

4 Tbps (bidirectional)/1.31 Bpps

Weight

23.7 lb (10.75 kg)

Dimensions (H x W x D)

1.72 x 17.36 x 20.48 in. (4.37 x 44.09 x 52.02 cm)

Power Consumption

* Max load: 450 W

* Typical load: 260 W

Airflow

* Front-to-back (airflow out) for hot aisle deployment

* Back-to-front (airflow in) for cold aisle deployment

Interface Options

* 2 management ports: 2 x RJ-45 ports

* 1GbE SFP: 48 (24 copper 1GbE)

* 10GbE SFP+: 48/80(with breakout cable)

* 25GbE SFP: 48/80 (with breakout cable)

* 40GbE QSFP+: 8 (each QSFP+ port can be configured as a 4 x 10GbE interface or as a 40 Gbps port)

* 100GbE QSFP28: 8 (each QSFP28 port can be configured as a 4 x 25GbE interface or as a 100 Gbps port)

* SFP GbE optical and copper module

* SFP+ 10GbE optical modules

* SFP+ direct attach copper (DAC) cables: 1/3/5 m twinax copper and 1/3/5/7 m active twinax copper

* SFP28 DAC cables: 1/3 m twinax copper

* SFP28 optics: Short reach (SR), long reach (LR)

* QSFP+ to SFP+: 10GbE direct attach breakout copper (1/3 m twinax copper cable)

Power Supply and Fan Modules

* Dual redundant (1+1) and hot-pluggable 650 W AC/DC power supplies

* 100-240 V single phase AC power

* -48 to -60 V DC power supply

* Redundant 4+1 (QFX5120-48Y/YM and QFX5120-48T) or 5+1 (QFX5120-32C) and hot-pluggable fan modules for front-to- back or back-to-front airflow

Performance Scale (Unidimensional)

* MAC addresses per system: 288,000

* VLAN IDs: 4093

* Number of link aggregation groups (LAGs):

80 (QFX5120-48Y/YM, QFX5120-32C)

64 (QFX5120-48T)

* Number of ports per LAG: 64

* IPv4 unicast routes: 351,000 prefixes; 208,000 host routes; 64 ECMP paths

* IPv4 multicast routes: 104,000

* IPv6 unicast routes: 168,000 prefixes; 104,000 host routes

* IPv6 multicast routes: 52,000

* Address Resolution Protocol (ARP) entries: 64,000

* Jumbo frame: 9216 bytes

* Spanning Tree Protocol (STP)

* Multiple Spanning Tree Protocol (MSTP) instances: 64

* VLAN Spanning Tree Protocol (VSTP) instances: 509

* Traffic mirroring

Mirroring destination ports per switch: 4

Maximum number of mirroring sessions: 4

Mirroring destination VLANs per switch: 4

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

* Private VLAN (PVLAN)

* 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)

* MACsec with AES256 (QFX5120-48YM only)

* Virtual Chassis—up to 4 members

Link Aggregation

* MC-LAG

* LAG load sharing algorithm—bridged or routed (unicast or multicast) traffic

* IP: Session Initiation Protocol (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

Layer 3 Features (IPv4)

* Static routing

* 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)

EVPN-VXLAN Features

* MAC virtual routing and forwarding (MAC-VRF) multiple EVPN instances (EVI) with service-types vlan-based, vlan-aware, vlan-bundle

* Symmetric inter-IRB routing with anycast gateway and EVPN type-5 instances

* Proxy IGMPv2—EVPN route types 6/7/8

* ARP/ND proxy/suppression

* ESI-LAG A/A multihoming using Enterprise and SP-style interfaces

* Enhanced Ethernet loop detection

* Filter-based forwarding on IRB.VGA

* EVPN advanced route policing

* VLAN-id overlapping using SP-style interfaces

Multicast Features

* Internet Group Management Protocol (IGMP): v1, v2, v3

* IGMP snooping: v1, v2, and v3 (Layer 2 only)

* IGMP filter

* Protocol Independent Multicast-Sparse Mode (PIM-SM), PIM-Source-Specific Multicast (PIM-SSM), PIM-Dense Mode (PIM-DM) in pure IP fabric use case

* Multicast Source Discovery Protocol (MSDP)

Security and Filters

* Secure interface login and password

* RADIUS

* TACACS+

* 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 in pure IP fabric

* Storm control, port error disable, and autorecovery

* Source MAC address filtering on the port

* DHCP snooping in pure IP fabric use case

Quality of Service (QoS)

* L2 and L3 QoS: Classification, rewrite, queuing

* Rate limiting:

Ingress policing: Single-rate two-color policer, two-rate three-color policer

Egress policing: Policer, policer mark down action

Egress shaping: Per queue on each port

* 10 hardware queues per port (8 unicast and 2 multicast)

* Strict-priority queue (SPQ), shaped-deficit weighted round-robin (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

* Default inner to outer DiffServ code point (DSCP) copy for EVPN-VXLAN

IP Storage

* Priority-based flow control (PFC)—IEEE 802.1Qbb, DCBX

* PFC using DSCP and explicit congestion notification (ECN) for ROCEv2

High Availability

* Bidirectional Forwarding Detection (BFD)

* Uplink failure detection

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 LSR support

* IPv6 tunneling (6PE) (via IPv4 MPLS backbone)

* IPv4 L3 VPN (RFC 2547, RFC 4364)

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

* Beacon LED for port and system

* ZTP

* OpenStack Neutron Plug-in

* Python

* Junos OS event, commit, and OP scripts

* JTI

Traffic Mirroring

* Port-based

* LAG port

* VLAN-based

* Filter-based

* Mirror to local

* Mirror to remote destinations (L2 over VLAN)

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

T11 Standards

INCITS T11 FC-BB-5

Supported RFCs

* 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 client and server

* RFC 894 IP over Ethernet

* RFC 903 RARP

* 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 Protocol (IRDP)

* RFC 1492 TACACS+

* 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 7348 VXLAN—Virtual extensible Local Area Network

* RFC 8365 NVO—Network Virtualization Overlay Solution Using Ethernet VPN (EVPN-VXLAN)

* 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 with Digital Signatures (Password, MD-5)

* RFC 2236 IGMP v2

* RFC 2267 Network ingress filtering

* RFC 2328 OSPF v2 (edge mode)

* RFC 2338 VRRP

* RFC 2362 PIM-SM (edge mode)

* RFC 2370 OSPF Opaque LSA Option

* RFC 2385 Protection of BGP Sessions via the TCP MD5 Signature Option

* RFC 2439 BGP Route Flap Damping

* RFC 2453 RIP v2

* RFC 2474 Definition of the Differentiated Services Field (DS 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 3618 MSDP

* 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) Dynamic Host 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 1850 OSPFv2 MIB

* RFC 1901 Introduction to Community-based SNMPv2

R* FC 2011 SNMPv2 for Internet Protocol using SMIv2

* RFC 2012 SNMPv2 for the Transmission Control Protocol using SMIv2

* RFC 2013 SNMPv2 for the 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 2787 VRRP MIB

* RFC 2790 Host Resources MIB

* RFC 2819 RMON 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) Applications (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. 62368-1-14 Information Technology Equipment—Safety

* UL 62368-1 Information Technology Equipment—Safety

* EN 62368-1: 2014 Information Technology Equipment—Safety

* IEC 62368-1: 2014 2nd Edition Information Technology Equipment—Safety (All country deviations): CB Scheme

* IEC 60950-1:2005/A2:2013 Information Technology Equipment—Safety (All country deviations): CB Scheme

EMC

* EN 300 386 V1.6.1 (2012-09) Electromagnetic compatibility and radio spectrum matters (ERM) Telecommunication network equipment

* EN 300 386 V2.1.1 (2016-07) Telecommunication network equipment; EMC requirements; Harmonized Standard covering the essential requirements of the Directive 2014/30/EU

* EN 55032:2012 (CISPR 32:2012) Electromagnetic compatibility of multimedia equipment—Emission requirements

* EN 55024:2010 (CISPR 24:2010) Information technology equipment—immunity characteristics—limits and methods of measurement

* IEC/EN 61000 Immunity Test

* AS/NZS CISPR 32:2015 Australia/New Zealand Radiated and Conducted Emissions

* FCC 47 CFR Part 15 USA Radiated and Conducted Emissions

* ICES-003 Canada Radiated and Conducted Emissions

* VCCI-CISPR 32:2016 Japanese Radiated and Conducted Emissions

* BSMI CNS 13438 Taiwan Radiated and Conducted Emissions (at 10 meters)

* KN32/KN35 Korea Radiated Emission and Immunity Characteristics (at 10 meters)

* KN61000 Korea Immunity Test

* TEC/SD/DD/EMC-221/05/OCT-16 India EMC standard

Environmental Compliance

* Restriction of Hazardous Substances (ROHS) 6/6

* 80 Plus Silver PSU Efficiency

* Recycled material

* Waste Electronics and Electrical Equipment (WEEE)

* Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH)

* China Restriction of Hazardous Substances (ROHS)

Telco

Common Language Equipment Identifier (CLEI) code

Environmental Ranges

* Operating temperature: 32° to 104° F (0° to 40° C)

* Storage temperature: -40° to 158° F (-40° to 70° C)

* Operating altitude: Up to 6000 ft (1829 m)

* Relative humidity operating: 5% to 90% (noncondensing)

* Relative humidity nonoperating: 0% to 95% (noncondensing)