QFX5100‑96S‑DC‑AFO Specifications
Juniper Networks High‑Density 10 GbE Access & 40 GbE Uplink Switch (DC Power, Front‑to‑Back Airflow)
Manufacturer: Juniper Networks
Manufacturer Model: QFX5100‑96S‑DC‑AFO
Product Line: QFX5100 Series
Product Series: 96S (96 × SFP+/SFP + 8 × QSFP+ uplinks), DC‑powered, Front‑to‑Back airflow variant
Product Type: Fixed‑configuration high‑density data‑centre access/aggregation switch
Product Name: Juniper QFX5100 96S DC AFO
KEY FEATURES:
96 × SFP+/SFP ports (for 1 GbE/10 GbE access) and 8 × QSFP+ ports (for 40 GbE uplinks)
DC power supply variant (“‑DC”) suitable for –36 to –72 V input environments
Front‑to‑Back airflow (“AFO”) design, aligning with hot‑aisle/cold‑aisle rack cooling layouts
High density 10 GbE access, designed for server‑leaf or aggregation in data‑centre deployments
Flexible breakout support: QSFP+ uplinks can be split into 4 × 10 GbE ports (via breakout cables)
PERFORMANCE:
Switching Capacity: ~2.56 Tbps (bidirectional)
Forwarding Rate: ~1.44 Bpps
Ports/Uplinks: 96 access ports + 8 uplink ports
MAC address table size: ~288,000 entries
Supports large scale L2/L3, virtualisation and data‑centre fabric features
ENVIRONMENTAL & RELIABILITY:
Designed for continuous 24×7 operation in high‑density data‑centre environments
Redundant fans and dual (or more) hot‑pluggable power supplies supported
Front‑to‑Back airflow ensures compatibility with standard data‑centre cooling architecture
Enterprise‑class switch hardware and software reliability
PHYSICAL:
Form Factor: 2 RU rack‑mount chassis
Typical Dimensions: Approx. 3.46 in (8.8 cm) height × ~17.36 in (44.1 cm) width × ~22.44 in (57.0 cm) depth
Typical Weight: ~32.5 lb (~14.74 kg)
Airflow Direction: Front ports → fans → rear exhaust (Front‑to‑Back)

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