H3C S5120V3-36F-SI Layer 3 Gigabit Managed Switch
The H3C S5120V3-36F-SI is a next-generation high-performance, high-port density intelligent managed Gigabit Ethernet switch featuring advanced ASIC technology. It supports IPv4/IPv6 dual-stack management, static routing protocols, RIP, OSPF routing protocols, and comprehensive management and security features.
Product Overview
Positioned for enterprise and campus access/aggregation layers, the S5120V3-SI series delivers high-density Gigabit access with fixed Gigabit uplink capabilities. These switches work seamlessly with other H3C products to create high-performance end-to-end IP network solutions.
Key Specifications
| Exchange Capacity |
672Gbps/6.72Tbps |
| Packet Forwarding Rate |
126/144Mpps |
| Service Ports |
24×100/1000BASE-X SFP ports, 8×10/100/1000BASE-T electrical ports, supports 4×1/10G BASE-X SFP+ optical ports |
| Stacking |
Maximum 9 stacking units |
| POE Support |
Not supported |
| Dimensions (W×D×H) |
440×260×43.6 mm |
| Weight |
≤3.5 kg |
| Console Port |
1 |
| Input Voltage |
AC: 100V~240V AC, 50/60Hz (Rated), 90V~264V AC, 47~63Hz (Maximum) |
| Power Consumption |
Static: 27W, Full Load: 54W |
| Operating Temperature |
-5℃ to 45℃ |
| Operating Humidity |
5% to 95% (Non-condensing) |
Business Features
| Link Aggregation |
GE port aggregation, static/dynamic aggregation, cross-device aggregation |
| Flow Control |
802.3x flow control, half-duplex backpressure flow control |
| MAC Address Table |
32K MAC addresses, black hole MAC, configurable maximum learning limits |
| VLAN |
Port-based VLAN, QinQ, flexible QinQ, Voice VLAN, protocol VLAN, MAC VLAN |
| ARP |
Free ARP, ARP Detection, ARP rate limiting |
| DHCP |
DHCP Client, Snooping, Relay, Server, Option82 |
| DNS |
Static/dynamic domain name resolution, IPv4/IPv6 support |
| Unicast Routing |
IPv4/IPv6 static routing, RIP/RIPng, OSPF v2/v3 |
| Multicast |
IGMP Snooping, MLD Snooping, multicast VLAN |
| Storm Suppression |
Port rate percentage, PPS-based, BPS-based suppression |
| Layer 2 Protocols |
STP/RSTP/MSTP, Root Protection, BPDU Protection, ERPS, RRPP |
| QoS/ACL |
802.1p/DSCP priority, packet filtering, SP/WRR/SP+WRR scheduling, rate limiting |
| Mirroring |
Port mirroring, stream mirroring, remote mirroring |
| Security |
Hierarchical user management, AAA, Radius, HWTACACS, SSH2.0, port isolation, 802.1X, port security, MAC authentication, IP Source Guard, HTTPS, PKI, EAD |
SmartMC Intelligent Management
SmartMC addresses the challenge of managing large numbers of distributed network devices through centralized operation and management. The platform simplifies switch-based O&M for small enterprises through four key business segments:
- Intelligent Management: Device role selection, FTP server configuration, global configuration, network management port configuration
- Intelligent O&M: Group management, device/group upgrade backup, monitoring, device fault replacement
- Visualization: Networking topology visualization, device list management
- Smart Business: User management with one-click network access through activated ports
IRF2 Intelligent Resilient Framework
The innovative IRF technology enables multiple S5120V3-SI switches to form a single logical entity, creating highly reliable, scalable, and manageable intelligent networks.
IRF2 Benefits
- Simplified Management: Single-point configuration for entire system
- Streamlined Operations: Unified routing computation, cross-device link aggregation
- Elastic Expansion: Hot-swappable device addition/removal
- High Reliability: Link, device, and protocol-level redundancy
- Enhanced Performance: Scalable switching capacity and port density
Advanced Security Features
The S5120V3-SI series supports comprehensive security controls including single-port multi-authentication (Triple function), ARP attack prevention, EAD terminal access control, and SSH V2 encryption.
Quality of Service
Advanced QoS strategies include L2-L4 packet filtering, flexible queue scheduling (SP, WRR, SP+WRR), bidirectional ACL, traffic supervision, and sFlow for network traffic monitoring.
Reliability & Environmental
Multiple reliability protections including hardware over-current/over-voltage/over-temperature protection, comprehensive link-level reliability protocols, 10KV lightning protection, and green energy-saving designs with auto-power-down functionality.