MikroTik CRS328-4C-20S-4S+RM Switch

MikroTik CRS328-4C-20S-4S+RM Switch: HighDensity 10G Networking Mastery

MikroTik CRS328-4C-20S-4S+RM Switch is a high performance, high density switch built for modern enterprises, data centers, and service providers that demand exceptional throughput and reliability. Combining 4 Gigabit Ethernet ports with 20 SFP+ 10Gbps ports and 4 additional SFP+ uplinks, this switch delivers a perfect blend of speed, scalability, and flexibility.

Equipped with RouterOS, the MikroTik CRS328-4C-20S-4S+RM Switch supports Layer 2 switching and Layer 3 routing, allowing network administrators to implement VLANs, routing protocols, and advanced traffic management efficiently. The switch’s 800MHz dualcore CPU, 512MB RAM, and 16MB Flash storage ensure smooth performance even under demanding workloads.

With a 1U rack mountable design, a 250W power supply (redundant option available), and support for VLAN, QoS, and traffic shaping, the MikroTik CRS328-4C-20S-4S+RM Switch offers a robust, futureproof solution for highspeed networks.

Key Features and Benefits of MikroTik CRS328-4C-20S-4S+RM Switch

• HighDensity 10G Connectivity – With 20 SFP+ ports, the switch supports fast, uninterrupted 10Gbps connections to servers, storage units, and aggregation devices.
• Layer 2 & Layer 3 Support – Full switching and routing capabilities allow for flexible deployment in complex network topologies.
• VLAN Support – Segment networks efficiently, isolating traffic for security and performance optimization.
• Redundant Power Supply Option – Ensures uninterrupted operation in critical network environments.
• RouterOS Integration – Provides advanced traffic shaping, monitoring, firewall rules, and network automation.
• Rackmountable Design (1U) – Compact and convenient for rackbased deployments in data centers or server rooms.
• Robust CPU and Memory – Dualcore 800MHz CPU and 512MB RAM ensure stable operation under heavy traffic loads.

Application Scenarios

Enterprise Backbone

MikroTik CRS328-4C-20S-4S+RM Switch excels as a core or aggregation switch in enterprise networks. Its high density 10G ports can aggregate traffic from multiple access switches while providing reliable Layer 3 routing between VLANs.

Data Centers

Designed for top of rack or end of row deployments, this switch efficiently handles server to server, server to storage, and storage to storage communications. High throughput and low latency make it ideal for virtualized environments and high performance computing.

Service Providers and ISPs

ISPs require switches capable of heavy traffic aggregation and consistent service delivery. The MikroTik CRS328-4C-20S-4S+RM Switch provides flexible uplinks and high port density to support customer networks, ensuring low latency and high availability.

Media and Production Networks

For video editing studios or postproduction houses, large files must move rapidly across the network. With 20 SFP+ ports delivering 10Gbps per link, this switch supports high band width content transfers without bottlenecks.

Redundant and High Availability Networks

Support for redundant PSU, link aggregation, and VLAN trunking allows organizations to maintain zero downtime in critical infrastructure, making it suitable for financial institutions, healthcare, and industrial networks.

Ports and Connectivity

The MikroTik CRS328-4C-20S-4S+RM Switch features a versatile and powerful port arrangement:

• 4 × Gigabit Ethernet Ports – Ideal for connecting standard desktops, switches, or smaller network devices.
• 20 × SFP+ Ports – Each port supports 10Gbps throughput, suitable for highspeed server or storage connections.
• 4 × SFP+ Uplink Ports – Provide flexible, high capacity backbone links or stack connections with other switches.
• RouterOS Capabilities – Enable VLAN segmentation, Layer 3 routing, QoS prioritization, traffic shaping, and network monitoring.

This design ensures seamless integration between Gigabit access and highspeed 10G uplinks, creating a balanced network with maximum performance.

Performance and Quality

The MikroTik CRS328-4C-20S-4S+RM Switch is engineered for enter prise grade reliability:

• 800MHz DualCore CPU – Efficiently handles routing, switching, and traffic management.
• 512MB RAM – Supports large routing tables and multiple VLANs without lag.
• Active Cooling – Maintains optimal temperature for 24/7 operation under heavy network loads.
• Robust Construction – Durable metal chassis for long term deployment.
• Redundant PSU Option – Protects against power failures, ensuring continuous uptime.

This combination of processing power, memory, and active cooling guarantees stable operation in high density, high traffic environments.

Comparison with Similar MikroTik Products

The MikroTik CRS328-4C-20S-4S+RM Switch stands out for dense 10G connectivity, making it perfect for high performance backbone and aggregation applications.

Specifications Table of MikroTik CRS328-4C-20S-4S+RM Switch

FAQ

Q1: Can this switch handle Layer 3 routing?
Yes, RouterOS provides full Layer 3 functionality, including static routes, OSPF, and BGP.

Q2: Are the SFP+ ports backward compatible with 1G SFP modules?
Yes, SFP+ ports can support 1G SFP modules, offering flexibility for mixed-speed networks.

Q3: Is this switch suitable for small offices?
It is ideal for medium to large enterprises or data centers. Small offices may not require this density.

Q4: Can the PSU be upgraded for redundancy?
Yes, the CRS328-4C-20S-4S+RM supports a redundant PSU option to ensure continuous uptime.

Q5: Does it support link aggregation?
Yes, link aggregation is fully supported for both SFP+ and Ethernet ports.

about mrhpe

MRHPE is a company that is often associated with high-performance networking solutions, enterprise-level MikroTik products, and professional IT infrastructure topics, especially HPE. Products include the MikroTik CRS328-4C-20S-4S+RM Switch.