Overview
The Ruijie RG-CS85-48SFP4XS-D is an enterprise-class Layer‑3 aggregation/core switch for campus and medium‑to‑large networks. It offers 48 all‑optical 1Gb SFP service ports and four 1G/10G SFP+ uplinks, modular fans and redundant power module slots, advanced L2/L3 protocols (VLAN, STP, OSPF/BGP), device virtualisation (VSU) and enterprise-grade security and management features for high‑availability deployments.

• 48 × 1Gb SFP service ports (all optical)
• 4 × 1G/10G SFP+ uplink ports (supports 1G SFP & 10G SFP+)
• Layer‑3 routing: static, RIP, OSPFv2/v3, BGP4/BGP4+, IPv4/IPv6, VRF, PBR
• Enterprise L2: 4K VLANs, QinQ, STP/RSTP/MSTP, ERPS (G.8032), LACP
• High availability: hot‑swappable power modules, 2 power slots, modular fans, VSU (up to 4 members)
• Management: CLI, web (Eweb), SNMP v1/2/3, Netconf, gRPC, sFlow, syslog, USB backup
• Expansion slot supports optional CM85 modules for additional SFP+/QSFP ports

Use cases
Suitable for enterprise aggregation or core layers in campus, data centre edge or large branch deployments. Ideal for network architects and installers requiring modular redundancy, extensive L2/L3 protocols and optical port density.

Compliance & installation
Refer to Ruijie product datasheet and hardware installation guide for detailed installation, power module ordering (RG‑PA150IB‑F or equivalent), environmental and safety requirements. Professional installation recommended for high‑availability deployments.