MikroTik CRS320-8P-8B-4S+RM Switch

The MikroTik CRS320-8P-8B-4S+RM Switch is a feature-rich and high-performance Layer 3 switch designed for businesses, data centers, and network administrators seeking a reliable and scalable solution. With PoE-out support, high-speed 10Gbps SFP+ ports, and efficient power management, this MikroTik switch is engineered to handle demanding network environments. Whether you need efficient routing, seamless connectivity, or power distribution, this device offers an excellent balance of functionality and affordability.

MikroTik CRS320-8P-8B-4S+RM Switch

The MikroTik CRS320-8P-8B-4S+RM is an advanced cloud router switch with a total of 20 ports, designed to meet the needs of enterprise networking. It features:

• 8 Gigabit Ethernet ports with Passive PoE-out for powering other devices.
• 8 additional Gigabit Ethernet ports for high-speed data transfer.
• 4 SFP+ ports with 10Gbps speed for fiber-optic connectivity.
• Robust power management, supporting dual redundant power supplies.
• Layer 3 routing capabilities, offering a powerful and flexible networking experience.

This switch is particularly useful in scenarios where power-over-Ethernet (PoE) devices like IP cameras, access points, or VoIP phones need to be connected without requiring separate power adapters.

Key Features of MikroTik CRS320-8P-8B-4S+RM

• 20-Port Design – A mix of Gigabit Ethernet and SFP+ ports for maximum connectivity.
• 8x PoE-Out Ports – Directly power other network devices.
• 10Gbps SFP+ Uplinks – High-speed fiber connectivity for enterprise networks.
• Layer 3 Routing Support – Advanced routing capabilities built into the hardware.
• Redundant Power Supply Support – Ensures network reliability and uptime.
• Silent and Efficient Operation – Passive cooling for low-noise deployment.
• Cloud Router Switch OS (RouterOS & SwitchOS) – Allows for easy configuration and management.

Advantages of MikroTik CRS320-8P-8B-4S+RM

• Power Efficiency & PoE-Out Support
  One of the biggest advantages of this switch is PoE-out capability on 8 Gigabit Ethernet ports. This allows users to power PoE-compatible devices without needing additional adapters, reducing clutter and improving efficiency.
• Enterprise-Grade Performance
  With 10Gbps SFP+ ports, this switch ensures high-speed data transmission, making it ideal for data centers, high-bandwidth applications, and network backbone deployment.
• Scalability and Flexibility
  The combination of Gigabit Ethernet and fiber ports provides maximum flexibility for businesses that require a scalable network infrastructure. The Layer 3 routing features enable dynamic routing, VLAN segmentation, and advanced network segmentation.
• Dual Operating System (RouterOS & SwitchOS)
  Users can choose between RouterOS and SwitchOS, depending on their needs. If you need advanced routing and firewall features, RouterOS is ideal. If you only need switching capabilities, SwitchOS provides a simple, streamlined experience.
• Enhanced Network Security
  MikroTik integrates advanced security features into this switch, including firewall rules, port isolation, VLAN tagging, and access control lists (ACLs), ensuring a secure and efficient network environment.

Practical Use Cases for MikroTik CRS320-8P-8B-4S+RM

• Enterprise Networks – Perfect for managing multiple workstations and servers with high-speed connectivity.
• Data Centers & Server Rooms – Ideal for environments that require fiber-optic uplinks and high data throughput.
• Surveillance Systems – Provides PoE power for IP cameras, reducing cabling complexity.
• VoIP & Wireless Access Points – Powers VoIP phones and WiFi APs without additional power adapters.
• Cloud & Virtualization Environments – Supports virtual networking and cloud applications.

How to Optimize Performance with CRS320-8P-8B-4S+RM

VLAN Configuration for Network Segmentation

Using RouterOS or SwitchOS, you can configure VLANs (Virtual LANs) to separate traffic between departments or users. This enhances security, performance, and traffic management.

Leveraging SFP+ Ports for High-Speed Data Transfer

For optimal network speeds, connect SFP+ ports to fiber-optic uplinks or 10Gbps servers to minimize latency and maximize bandwidth utilization.

Comparison with Other MikroTik Switches

Technical Specifications of MikroTik CRS320-8P-8B-4S+RM

Final Thoughts

The MikroTik CRS320-8P-8B-4S+RM Switch is an excellent choice for businesses looking for a high-performance, PoE-enabled switch with fiber connectivity and advanced Layer 3 features. Whether you are managing VoIP networks, deploying a surveillance system, or building a high-speed enterprise network, this switch delivers scalability, reliability, and efficiency at an affordable price.

MikroTik CRS320-8P-8B-4S+RM Setup Guide

Setting up the MikroTik CRS320-8P-8B-4S+RM involves a few key steps, including physical installation, initial configuration, and PoE management. Here’s a step-by-step guide:

1. Hardware Setup

• Mounting: If rack-mounting, secure the switch using the provided brackets.
• Power Connection: Plug in the power adapter and ensure the switch powers on.
• Connecting Devices:
  • Use the 8 Gigabit Ethernet ports for wired connections.
  • Use the 4 SFP+ ports for fiber uplinks if needed.
  • Connect PoE devices like access points or IP cameras to the 8 PoE ports.

2. Accessing the Switch

• Via Winbox (Recommended)

  • Download Winbox from MikroTik’s official site.
  • Connect your PC to the switch via Ethernet.
  • Open Winbox, and select the device from the Neighbors tab.
  • Login (default credentials: admin, no password).

• Via Web Interface

  • Connect your PC to any Ethernet port.
  • Open a browser and enter 192.168.88.1 (default IP).
  • Login using admin (no password).

• Via CLI (Optional)

  • Use SSH or Telnet to connect if enabled.
  • Default username: admin, no password.

3. Basic Configuration

• Set a New Password:
  /user set 0 password=yournewpassword

• Assign a Static IP Address (Optional)
  /ip address add address=192.168.1.2/24 interface=bridge

• Enable DHCP Client (If Using Dynamic IP)
  /ip dhcp-client add interface=bridge disabled=no


4. Configuring PoE

• The switch supports PoE-Out (Passive/802.3af/at). To enable PoE:
  /interface ethernet poe set ether2 poe-out=auto-on

  • Check power usage via:
    /interface ethernet poe print


5. VLAN Setup (Optional)

• If segmenting traffic, configure VLANs:
  /interface bridge vlan add bridge=bridge vlan-ids=10 tagged=ether1,ether2 untagged=ether3

• Assign VLANs to ports:
  /interface vlan add interface=ether1 vlan-id=10 name=vlan10


6. Saving Configuration

After setup, ensure changes are saved:

or