| Hardware Specifications |
| CPU |
2.3 GHz quad-core Intel CPU |
| Memory |
16 GB |
| Storage |
64 GB SSD storage |
| Switching Capacity |
2 Tbps/1.49 Bpps |
| Weight |
23.7 lb (10.75 kg) |
| Dimensions (HxWxD) |
• 1.72 x 17.36 x 20.48 in (4.37 x 44.09 x 52.02 cm)
• Switching mode: Cut-through and store-and-forward
• back to front airflow for cold aisle deployment
• Management and console port connections |
| Power Consumption |
• Max load 450 W; typical load 260 W; idle load 160 W
|
| Interface Options |
• 1GbE SFP: 48 (24 copper 1GbE)
• 10GbE SFP+: 48/80 (with breakout cable)
• 25GbE SFP28: 48/80 (with breakout cable)
• 40GbE QSFP+: 8
• 100GbE QSFP28: 8
• Each QSFP+ port can be configured as a 4 x 10GbE interface or as a 40 Gbps port
• Each QSFP28 port can be configured as a 4 x 25GbE interface or as a 100 Gbps port
• 1 USB 2.0 port
• 1 RS-232 console port
• 2 management ports: 2 x RJ-45 ports
• Supported transceiver and direct attach cable (DAC)
• SFP 1GbE optical and copper module
• SFP+ 10GbE optical modules
• SFP+ DAC cables: 1/3 m twinax copper and 1/3/5/7 m active twinax copper
• SFP28 DAC cables: 1 m twinax copper
• SFP28 optics: SR, LR
• QSFP+ DAC cables: 1/3 m twinax copper
• QSFP+ optics: SR4, LX4, ESR4, ER4, LR4
• QSFP+ to SFP+ 10GbE direct attach breakout copper (1/3 m twinax copper cable)
• QSFP28 to SFP28 25GbE direct attach breakout copper (1 m twinax copper cable)
• QSFP28 optics: SR4, ER4, PSM4, CWDM4, LR4 |
| Rack Installation Kit |
• Versatile four-post mounting options for 19-in server rack or datacom rack |
| Airflow |
• Redundant (N+1) and hot-pluggable fan modules for back to front airflow
• Redundant variable-speed fans to reduce power draw |
| Power Supply and Fan Modules |
• Dual redundant (1+1) and hot-pluggable 650 W DC power supplies
• -44 to -72 V DC power supply
• Redundant (4+1) and hot-pluggable fan modules for back to front airflow |
| Performance Scale (Unidimensional) |
• Layer 2
- MAC addresses per system: 288,000
- VLAN IDs: 4093
- Number of link aggregation groups (LAGs): 80
- Number of ports per LAG: 64
- Multiple Spanning Tree Protocol (MSTP) instances: 64
- VLAN Spanning Tree Protocol (VSTP) instances: 509
- Jumbo frame: 9216 bytes
• Firewall filters
- Ingress filters: 1500
- Egress filters: 512 • Layer 3
- IPv4 unicast prefixes: 360,000
- IPv4 unicast routes: 208,000
- IPv4 multicast routes: 104,000
- ECMP paths: 64
- IPv6 unicast prefixes: 170,000
- Ipv6 unicast routes: 104,000
- IPv6 multicast routes: 52,000
- ARP entries: 64,000
• 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
• The 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) |
| Link Aggregation |
• Multichassis link aggregation (MC-LAG)
• EVPN Multihoming (ESI-LAG)
• 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
- L2 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)
• Bidirectional Forwarding Detection (BFD) protocol
• 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, and v3 (L2 only)
• IGMP Filter
• PIM-SM, PIM-SSM, PIM-DM
• 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
• Storm control, port error disable, and autorecovery
• Sticky MAC address
• DHCP snooping |
| 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 queuing (PQ), shaped-deficit weighted round-robin (SDWRR), weighted random early detection (WRED), weighted tail drop
• 802.1p remarking
• L2 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
• Data Center Bridging Capability Exchange (DCBX), DCBx FCoE, and iSCSI type, length, and value (TLVs) |
| 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)
|
| Server Virtualization Management and SDN-Related Protocols |
• VXLAN OVSDB
• EVPN-VXLAN |
| 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
• Zero Touch Provisioning (ZTP)
• OpenStack Neutron Plug-in
• Python
• Junos OS event, commit, and OP scripts
• Junos Telemetry Interface (JTI) |
| Traffic Mirroring |
• Port-based
• LAG port
• VLAN-based
• Filter-based
• Mirror to local
• Mirror to remote destinations (L2 over VLAN) |
|
Safety and Compliance
|
| Safety Certifications |
• CAN/CSA-C22.2 No. 60950-1 Information Technology Equipment - Safety
• UL 60950-1 (2nd Edition) Information Technology Equipment – Safety
• EN 60950-1: 2006/A2:2013 Information Technology Equipment – Safety
• IEC 60950-1: 2005/A2:2013 Information Technology Equipment - Safety (All country deviations): CB Scheme
• EN 60825-1 Safety of Laser Products - Part 1: Equipment classification and requirements |
| 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 |
| 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) |
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Các part nguồn hỗ trợ cho dòng switch Juniper EX4650-48Y-DC-AFI là: JPSU-650W-DC-AFI
Switch Juniper EX4650-48Y-DC-AFI có: CPU 2.3 GHz quad-core Intel, memory 16 GB, storage 64 GB SSD storage ạ
Switch Juniper EX4650-48Y-DC-AF có switching Capacity 2 Tbps/1.49 Bpps ạ
Các part license hỗ trợ cho dòng switch Juniper EX4650-48Y-DC-AFI là: EX4650-PFL, EX4650-AFL