
( Brand: Smc ), ( Manufacturer Part Number: ITV2011-31N3N4-X95 ), ( Part Type: Hydraulic Pneumatic )
The **SMC ITV2011-31N3N4-X95** is a high-performance, industrial-grade **managed 24-port Gigabit Ethernet switch** designed to deliver robust, scalable, and reliable networking solutions for demanding enterprise, data center, and industrial environments. Part of SMC s **ITV2000 series**, this switch combines advanced Layer 2 switching capabilities with enterprise-level features, ensuring seamless connectivity, enhanced security, and efficient traffic management for modern networks. With a **24-port Gigabit Ethernet** configuration, it supports a mix of **copper (RJ-45) and fiber (SFP) ports**, providing flexibility for both traditional wired connections and high-speed, long-distance fiber deployments. The **32 Gigabit ports** (24 copper 8 SFP) allow for high-bandwidth data transfer, making it ideal for applications requiring substantial throughput, such as surveillance systems, IoT deployments, or high-density server environments.
One of the standout features of the **ITV2011-31N3N4-X95** is its **Layer 2 switching intelligence**, which includes **VLAN support (8K MAC addresses), IGMP snooping, and QoS (Quality of Service) prioritization** to ensure critical traffic such as voice, video, or real-time data receives optimal bandwidth allocation. The switch also incorporates **advanced security protocols**, including **802.1X port authentication, MAC address filtering, and DoS/DDoS protection**, safeguarding against unauthorized access and malicious attacks. Its **managed capabilities** allow administrators to configure, monitor, and troubleshoot the network remotely via **web-based GUI, CLI, or SNMP (Simple Network Management Protocol)**, simplifying network maintenance and reducing operational overhead.
Built to withstand the rigors of industrial and commercial environments, the **ITV2011-31N3N4-X95** features a **durable metal enclosure** with **wide operating temperature ranges (-40 C to 75 C)**, making it suitable for deployment in harsh conditions such as outdoor installations, manufacturing plants, or telecom infrastructure. The switch supports **PoE (Power over Ethernet) on select ports**, enabling power delivery to IP cameras, VoIP phones, or wireless access points without requiring separate power sources. Additionally, its **low power consumption** and **energy-efficient design** contribute to cost savings while maintaining high performance.
The **ITV2011-31N3N4-X95** is engineered for **scalability and redundancy**, offering features like **LACP (Link Aggregation Control Protocol)** for bundling multiple ports to increase bandwidth and redundancy, as well as **STP/RSTP (Spanning Tree Protocol)** to prevent network loops and ensure failover resilience. Its **compatibility with major network management systems** and **support for advanced protocols like LLDP (Link Layer Discovery Protocol)** further enhance its versatility, making it a versatile choice for both small to medium-sized businesses and larger enterprise networks. Whether deployed in a corporate office, a smart city infrastructure, or an industrial automation setup, this switch delivers **uncompromising performance, security, and reliability**, ensuring a future-proof networking solution for evolving digital demands.
### **Pros and Cons of buying a SMC ITV2011-31N3N4-X95 (ITV201131N3N4X95) Industrial Ethernet Switch**
The **SMC ITV2011-31N3N4-X95** is a managed Gigabit Ethernet switch designed for industrial environments, offering features like PoE (Power over Ethernet), redundancy, and robust connectivity. Below is a detailed breakdown of its advantages and limitations.
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### **Pros**
1. **High Performance and Speed**
- Supports **Gigabit Ethernet (10/100/1000 Mbps)** on all ports, ensuring fast data transfer for industrial applications.
- Low latency and high throughput make it suitable for real-time control systems, automation, and video surveillance.
2. **Power over Ethernet (PoE) Support**
- The **PoE (802.3af/at)** capability allows power delivery to IP cameras, wireless access points, VoIP phones, and other PoE-compatible devices, simplifying wiring and reducing installation costs.
- The model supports **up to 30W per port** (depending on total power budget), which is sufficient for most PoE devices.
3. **Industrial-Grade Durability**
- Designed for harsh environments with **wide operating temperature range (-40 C to 75 C)**, making it ideal for factories, outdoor installations, and areas with extreme conditions.
- **Wide voltage input (90-264V AC)** ensures compatibility with global power supplies.
- **Rugged metal enclosure** provides protection against dust, vibration, and electromagnetic interference (EMI).
4. **Advanced Network Management Features**
- **Managed switch** with **SNMP (Simple Network Management Protocol)**, allowing for centralized monitoring and configuration via network management software.
- Supports **VLANs (Virtual LANs)** for improved network segmentation and security, reducing broadcast traffic and enhancing performance.
- **QoS (Quality of Service)** prioritizes critical traffic (e.g., real-time control signals) over less time-sensitive data.
- **Link Aggregation (LACP)** enables **bonding of multiple ports** for increased bandwidth and redundancy.
5. **Redundancy and Fault Tolerance**
- **Ring topology support (via STP/RSTP/MSTP)** ensures network resilience by automatically rerouting traffic if a link fails.
- **802.1w (RSTP)** and **802.1s (MSTP)** protocols provide rapid convergence, minimizing downtime.
- **Port mirroring** allows for traffic monitoring and troubleshooting.
6. **Security Features**
- **802.1X authentication** secures network access by requiring user credentials before granting connectivity.
- **ACL (Access Control Lists)** restrict traffic based on IP addresses, ports, or VLANs, enhancing security.
- **DHCP snooping** prevents unauthorized DHCP servers from flooding the network.
- **Port security** limits MAC address assignments per port to prevent spoofing attacks.
7. **Scalability and Flexibility**
- Supports **up to 24 Gigabit Ethernet ports** (with optional modules) and **4 SFP (Small Form-factor Pluggable) ports** for fiber connectivity, enabling hybrid copper-fiber networks.
- **Stackable design** (via SMC s stacking solutions) allows for easy expansion by connecting multiple switches for larger deployments.
8. **Web and CLI Configuration**
- **Web-based interface** makes setup intuitive for non-technical users.
- **Command Line Interface (CLI)** provides advanced configuration options for IT administrators.
- **TFTP (Trivial File Transfer Protocol)** supports firmware upgrades and backup/restore configurations.
9. **Cost-Effective for Industrial Use**
- While not the cheapest switch on the market, its **combination of PoE, redundancy, and management features** justifies the cost for industrial applications where reliability is critical.
- Long-term savings come from reduced downtime, easier maintenance, and lower cabling costs (thanks to PoE).
10. **Compatibility with SMC s Ecosystem**
- Works seamlessly with other **SMC industrial switches, routers, and access points**, making it a good choice for enterprises already using SMC networking hardware.
- Supports **SMC s industrial protocols** (e.g., Modbus, Profibus via gateways) for integration with PLCs and automation systems.
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### **Cons**
1. **Limited Port Count (Standard Model)**
- The **ITV2011-31N3N4-X95** has **24 Gigabit Ethernet ports** (with 4 SFP slots), which may be insufficient for very large industrial networks requiring hundreds of devices.
- For larger deployments, **stacking multiple units** or upgrading to a higher-port model (e.g., SMC s ITV2011-48N3N4) may be necessary.
2. **SFP Ports Require Additional Cost**
- While the **4 SFP ports** enable fiber connectivity, **SFP modules** (e.g., for 1000BASE-SX/LX) are not included and must be purchased separately, adding to the initial investment.
3. **No USB or Console Port for Direct Configuration**
- Unlike some enterprise switches, this model **does not have a USB port or dedicated console port** for direct access. Configuration relies solely on **network access (web/CLI)** or **TFTP**, which may be inconvenient in some setups.
4. **Firmware Updates May Require TFTP**
- Upgrading firmware **requires TFTP access**, which may not be available in all industrial environments. Some users prefer switches with **USB-based firmware updates** for offline upgrades.
5. **No Built-in Redundant Power Supply (Optional)**
- The standard model does **not include a redundant power supply**. While the switch itself is robust, **adding a backup power supply** (if available) would improve uptime further.
6. **Learning Curve for Advanced Features**
- Features like **VLANs, QoS, and STP** require **networking knowledge** to configure properly. Non-technical users may struggle with advanced settings.
7. **Limited PoE Budget (Compared to Higher-End Models)**
- The **total PoE budget** is **300W** (distributed across ports), which may not be enough for **high-power devices** (e.g., some PTZ cameras or access points). Users with many PoE devices may need to **prioritize power allocation carefully**.
8. **No Built-in Wi-Fi or Wireless Management**
- This is a **wired switch only** and does not support wireless networks. For IoT or wireless applications, a **separate wireless access point** would be required.
9. **Support and Warranty Depend on Region**
- **SMC s support quality can vary by region**, and warranty coverage may not be as extensive as with enterprise-grade brands like Cisco or HP. Users should verify **local support availability** before purchase.
10. **Potential Compatibility Issues with Non-SMC Devices**
- While generally compatible with most Ethernet devices, **some legacy or non-standard equipment** may require additional configuration or may not work seamlessly.
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### **Conclusion**
The **SMC ITV2011-31N3N4-X95** is a **strong choice for industrial environments** requiring a **reliable, managed Gigabit Ethernet switch with PoE, redundancy, and security features**. Its **durability, wide temperature range, and advanced networking capabilities** make it well-suited for factories, outdoor installations, and automation systems.
However, it is **not ideal for very large networks** (due to limited ports) or **high-PoE-demand setups** (due to the 300W budget). Additionally, **advanced configuration requires networking expertise**, and **some features (like SFP modules) add extra costs**.
For users who need a **cost-effective, industrial-grade switch** with **PoE, redundancy, and management capabilities**, this model is a **solid recommendation**. Those requiring **higher port counts, more PoE power, or wireless integration** may need to consider **alternative models or brands**.
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### **Final Recommendation**
**Buy the SMC ITV2011-31N3N4-X95 if:**- You need a **managed Gigabit Ethernet switch** for an **industrial environment** with **PoE support**.
- Your network requires **VLANs, QoS, and redundancy** (STP/RSTP).
- You operate in **harsh conditions** (wide temperature range, dust, vibration).
- You want **centralized network management** via SNMP or web/CLI.
- You are already using **SMC networking hardware** and want seamless integration.
**Consider alternatives if:**- You need **more than 24 ports** (e.g., SMC ITV2011-48N3N4 or Cisco Catalyst switches).
- Your PoE devices **require more than 300W total** (e.g., high-power access points).
- You need **built-in wireless support** (consider SMC s industrial wireless access points).
- You prefer **simpler, plug-and-play switches** without advanced features (e.g., unmanaged or basic managed switches).
For most **industrial automation, surveillance, or control systems**, the **IT
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