QFX5120 :: QFX Series :: Switches :: Juniper :: Networking

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Description

Switching Capacity	QFX5120-48Y: 2/4 Tbps (uni/bidirectional)/2 Bpps QFX5120-48YM: 2/4 Tbps (uni/bidirectional)/2 Bpps QFX5120-48T: 1.08/2.16 Tbps (uni/bidirectional)/1 Bpps QFX5120-32C: 3.2/6.4 Tbps (uni/bidirectional)/2 Bpps
Switching Mode (All Models)	Cut-through and store-and-forward
Weight	QFX5120-48Y: 23.7 lb (10.75 kg) QFX5120-48YM: 23.37 lb (10.60 kg) QFX5120-48T: 24.25 lb (11 kg) QFX5120-32C: 21.12 lb (9.58 kg)
Dimensions (H x W x D)	QFX5120-48Y: 1.72 x 17.36 x 20.48 in. (4.37 x 44.09 x 52.02 cm) QFX5120-48YM: 1.72 x 17.36 x 20.48 in. (4.37 x 44.09 x 52.02 cm) QFX5120-48T: 1.72 x 17.36 x 20.48 in. (4.37 x 44.09 x 52.02 cm) QFX5120-32C: 1.7 x 17.26 x 20.27 in. (4.32 x 43.84 x 51.5 cm)
Power Consumption	QFX5120-48Y: Max 283 W, Typical 185 W QFX5120-48YM: Max 446 W (460 W with MACsec), Typical 310 W (321 W with MACsec) QFX5120-48T: Max 251 W, Typical 205 W QFX5120-32C: Max 365 W, Typical 191 W
Airflow	Front-to-back (airflow out) for hot aisle deployment; Back-to-front (airflow in) for cold aisle deployment
Interface Options	QFX5120-48Y: 2 management ports, 48x 1GbE SFP, 48/80x 10GbE SFP+, 48/80x 25GbE SFP, 8x 40GbE QSFP+, 8x 100GbE QSFP28 QFX5120-48YM: 2 management ports, 48x 1GbE SFP, 48/56x 10GbE SFP+, 48/56x 25GbE SFP, 8x 40GbE QSFP+, 8x 100GbE QSFP28 QFX5120-48T: 1 management port, 48x 1GbE RJ45 (1GbE/10GbE), 6x 40GbE QSFP+, 6x 100GbE QSFP28 QFX5120-32C: 1 RJ-45 in-band management port, 2 native 10GbE SFP+ ports, 124x 10GbE SFP+ (with breakout cable), 124x 25GbE SFP (with breakout cable), 32x 40GbE QSFP+, 32x 100GbE QSFP28
Common to All Models	1 USB 2.0 port 1 RS-232 console port Supported transceiver and DAC: QSFP+ DAC cables, QSFP+ optics, QSFP28 optics Versatile four post mounting options for 19-in server rack or datacom rack
Airflow	Redundant (N+1) and hot-pluggable fan modules for front-to-back and 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 AC/DC power supplies; 100-240 V single phase AC power; -48 to -60 V DC power supply; Redundant fan modules
Performance Scale (Unidimensional)	MAC addresses per system: 288,000 VLAN IDs: 4094 Number of LAGs: 80 (QFX5120-48Y/YM, QFX5120-32C), 64 (QFX5120-48T) Number of ports per LAG: 64 IPv4 unicast routes: 2,000,000 prefixes (RIB); 351,000 prefixes (FIB); 211,000 host routes; 64 ECMP paths IPv4 multicast routes: 106,000 IPv6 unicast routes: 500,000 prefixes (RIB); 172,000 prefixes (FIB); 106,000 host routes IPv6 multicast routes: 52,000 ARP entries: 64,000 Jumbo frame: 9216 bytes Spanning Tree Protocol (STP): MSTP (64 instances), VSTP (509 instances) Traffic mirroring: 4 destination ports per switch, 4 mirroring sessions, 4 destination VLANs per switch 100,000 L2 IGMP snooping*
Software Features Supported	Layer 2 Features: STP, RSTP, MSTP, BPDU protect, loop protect, root protect, VLAN trunking, RVI, Port-based VLAN, Private VLAN (PVLAN), VLAN translation, static MAC address assignment, MACsec (QFX5120-48YM only), Virtual chassis support Link Aggregation: MC-LAG, LAG load sharing algorithm Layer 3 Features (IPv4): Static routing, RIP, OSPF, IS-IS, BGP, VRRP, virtual router, DHCP relay, proxy ARP EVPN-VXLAN Features: MAC-VRF, symmetric inter-IRB routing, proxy IGMPv2, ESI-LAG, VLAN rewrite support Multicast Features: IGMP (v1, v2, v3), PIM-SM, PIM-SSM, PIM-DM, MSDP Security and Filters: Secure interface login and password, RADIUS, TACACS+, ingress/egress filters, SSH, storm control, source MAC filtering Quality of Service (QoS): Classification, rewrite, queuing, rate limiting, ingress policing, egress shaping, strict-priority queue, congestion avoidance (WRED), DSCP copy for EVPN-VXLAN IP Storage: PFC, DCBX, ROCEv2 High Availability: BFD, Uplink failure detection MPLS: LSPs, RSVP, LDP, CoS, LSR support, IPv6 tunneling, IPv4 L3 VPN Management and Analytics: Apstra Intent-based System, Juniper Mist Wired Assurance, Junos Space® Network Director, Paragon Insights Device Management and Operations: CLI management, SNMP, sFlow, Python, ZTP, Junos OS event scripts, Traffic Mirroring Standards Compliance: IEEE Standards, T11 Standards, Supported RFCs
Approvals	Safety: CAN/CSA-C22.2 No. 62368-1-14, UL 62368-1, EN 62368-1: 2014, IEC 62368-1: 2014 2nd Edition EMC: EN 300 386 V1.6.1, EN 55032:2012, EN 55024:2010, FCC 47 CFR Part 15, ICES-003, VCCI-CISPR 32:2016

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