The H3C S5120V3-EI switch is a new generation of intelligent, network managed Gigabit Ethernet switch developed using industry-leading ASIC technology. It features high performance, high port density, high security, and is easy to install. It supports IPv4/IPV6 dual stack management and forwarding, static routing protocols, RIP, OSPF, and other routing protocols, as well as rich management and security features.
H3C S5120V3-28P-EI Switch Feature Table
| Category |
Detailed Features |
| Basic Specifications |
- Switching Capacity: 672Gbps / 6.72Tbps
- Ports: 24×10/100/1000Base-T + 4×1G SFP
- No PoE Support
- Dimensions: 440×160×43.6mm
- Weight: ≤2.2kg
- Console Port: 1
- Voltage: 100V~240V AC (90V~264V wide range)
- Power: 17W (static) / 36W (full load)
- Temperature: -5ºC~45ºC
- Humidity: 5%~95% (non-condensing) |
| Ethernet Functions |
- GE/10GE Port Aggregation
- Static/Dynamic Aggregation
- Cross-device Aggregation
- 802.3x Flow Control & Half-duplex Backpressure |
| MAC Address Table |
- 32K MAC entries
- Black Hole MAC
- Port-based MAC learning limit |
| VLAN |
- Port-based VLAN
- QinQ/Flexible QinQ
- Voice VLAN
- Protocol-based VLAN
- MAC-based VLAN |
| ARP/ND |
- Gratuitous ARP
- ARP Detection (with DHCP Snooping/802.1X/IP-MAC binding)
- ARP Rate Limiting
- ND/ND Snooping |
| DHCP/DNS |
- DHCP Client/Snooping/Relay/Server/Option82
- Static/Dynamic DNS (IPv4/IPv6) |
| Routing |
- IPv4/IPv6 Static Routing
- RIP/RIPng, OSPF v2/v3 |
| Multicast |
- IGMP Snooping
- MLD Snooping
- Multicast VLAN |
| Storm Suppression |
- Percentage/PPS/bps-based broadcast/multicast/unicast storm control |
| Loop Prevention |
- STP/RSTP/MSTP
- STP Root/BPDU Protection
- G.8032 ERPS (≤50ms switching)
- RRPP
- SmartLink |
| QoS/ACL |
- 802.1p/DSCP Marking
- Packet Filtering
- SP/WRR/SP+WRR Scheduling
- Port/Flow-based Rate Limiting
- Flow Redirection
- Time-based Policies |
| Mirroring |
- Port Mirroring
- Remote Mirroring |
| Security Features |
- User Hierarchy & Password Protection
- AAA/Radius/HWTACACS
- SSH2.0
- Port Isolation
- 802.1X (port/MAC-based)
- Port Security
- MAC Address Authentication
- IP Source Guard
- HTTPS
- PKI
- EAD
- Guest VLAN
- 802.1X Dynamic QoS/ACL/VLAN Assignment |
| Management |
- CLI/Telnet/Console Configuration
- SNMP/RMON
- iMC/WEB Management
- System Logging/Alarming
- IRF Stacking (up to 9 devices)
- NTP
- Power/Fan/Temperature Alerts |
| Maintenance |
- Debug Output
- Ping/Tracert
- Telnet Remote Maintenance
- NQA
- 802.1ag/802.3ah OAM
- DLDP
- Virtual Cable Test |
| Application Scenarios |
- Enterprise access/convergence layer
- Campus network with IPv4/IPv6 dual stack
- High-reliability scenarios (ERPS/SmartLink)
- Security-sensitive environments (802.1X/EAD)
- Data center edge with IRF stacking |
Beijing Qingyi Technology Co., Ltd., established in 2008 with a registered
capital of 51 million yuan, is an enterprise engaged in ICT software and hardware equipment supply and information system integration business.
Our products involve servers, storage, workstations, notebooks, etc. Our major brands are D-ELL, Le-novo, HP-E,Hua-wei,New-H3C and so on.
For many years, our company has been providing comprehensive ICT equipment to assist users in completing information technology business for various large, medium, and small enterprises. We are engaged in various enterprise information construction businesses and provide related technical and consulting services.
We have branch offices in six provinces and cities including Hebei, Shenzhen, Heilongjiang, Sichuan, Gansu, and Xi′an in China.
Our company focuses on improving project management and execution capabilities. We have established a scientific project management system, including project planning, schedule control, risk management, etc. Our project manager has extensive project management experience and professional knowledge, and is able to effectively organize and coordinate various aspects of the project. We have adopted advanced project management tools and methods to improve the efficiency and quality of project execution. By improving our project management and execution capabilities, we can ensure that projects are completed on time and with quality, meeting the expectations and requirements of our clients.
Including service attitude, service process, service quality, etc., to ensure that customers can receive high-quality service, improve customer experience, and enhance customer stickiness.
Firstly, employees are required to have a good service attitude. Employees should be warm and friendly to customers, provide smiling service, and proactively help customers solve problems. When communicating with customers, use polite language, respect their opinions and suggestions, maintain patience and attention to detail, and ensure that customers feel the company′s sincerity and dedication.
Secondly, Qingyi company establishes a comprehensive service process to ensure timely and accurate response to customer needs. During the service process, Qingyi company requires employees to strictly follow the prescribed procedures to ensure the standardization and normalization of the service. At the same time, Qingyi company should also focus on optimizing and improving service processes, continuously enhancing service efficiency and quality.
Additionally, provide high-quality services. Qingyi company requires employees to have solid business knowledge and professional skills, and be able to provide professional and accurate services to customers. Qingyi company also needs to establish a sound customer complaint handling mechanism, promptly resolve customer complaints and issues, protect customer rights, and enhance customer satisfaction.
In short, our service standards are the company′s requirements and regulations for service quality, and are an important guarantee for the company to improve service levels and enhance customer satisfaction.
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