Category | Parameter | Specification |
|---|---|---|
Basic Information | Model Name | CRS328-4C-20S-4S+RM |
Brand | MikroTik | |
Product Series | CRS328 Series Smart Managed Switch | |
Device Type | Layer 2 / Layer 3 Managed Gigabit & 10 Gigabit Ethernet Switch | |
Form Factor | 1U Rack-mountable Chassis | |
Hardware Specifications | CPU Model | 98DX3236A1 |
CPU Architecture | ARM 32bit | |
CPU Core Count | 2 | |
CPU Nominal Frequency | 800 MHz | |
RAM | 512 MB | |
Storage | 16 MB Flash Memory | |
Switch Chip Model | 98DX3236A1 | |
Operating System | Dual Boot RouterOS / SwOS | |
RouterOS License Level | Level 5 | |
Port Configuration | Combo Ports | 4 x 10/100/1000BASE-T RJ45 / SFP shared ports (selectable) |
SFP Ports | 20 x SFP cages (Gigabit SFP transceiver support) | |
SFP+ Ports | 4 x SFP+ cages (10 Gigabit SFP+ transceiver support) | |
Management Console | 1 x RJ45 Serial Console Port | |
Power Input | Dual IEC AC power inputs | |
Performance Specifications | Switching Capacity | 36 Gbps (Non-blocking) |
Forwarding Rate | 26.8 Mpps | |
MAC Address Table Size | 16,000 entries | |
VLAN Support | Up to 4,094 simultaneous 802.1Q tagged VLANs | |
Jumbo Frame Support | Up to 10,218 bytes | |
Core Network Features | Layer 2 Functions | 802.1Q VLAN, Voice VLAN, Guest VLAN; STP/RSTP/MSTP loop prevention; Link Aggregation (LACP 802.3ad); IGMP Snooping v1/v2/v3; Port Isolation, Port Security; Broadcast Storm Control; Port Mirroring (SPAN); MikroTik Neighbor Discovery |
Layer 3 Functions | Static IPv4 / IPv6 Routing; Inter-VLAN Routing; DHCP Server / DHCP Snooping; IPv4/IPv6 Access Control Lists (ACL) | |
Management & Security | Management Methods | Web-based GUI, CLI (Serial Console), WinBox Utility, SNMP v1/v2c/v3 |
Security Features | RADIUS/TACACS+ authentication, DoS attack protection, password encryption, configuration file encryption, firmware integrity verification | |
Physical & Environmental Specifications | Dimensions (W × D × H) | 443 mm × 194 mm × 44 mm (1U rack height) |
Cooling Design | Passive (Fanless) Cooling | |
Operating Temperature | -20°C to +60°C (laboratory tested) | |
Storage Temperature | -40°C to +70°C | |
Operating Humidity | 10%–90% non-condensing | |
Altitude Limit | Up to 3,000 meters above sea level | |
Power Supply | Input Voltage | AC 100–240V, 50/60Hz |
Power Supply Type | Dual Redundant AC Power Supplies | |
Max Power Consumption | 43 W | |
Compliance & Certifications | Industry Certifications | CE, EAC, RoHS |
Package Contents | Included Accessories | 2 x IEC power cords, rack mount ears, mounting screws |
Shenzhen Importgm Technology Co., Ltd.
Shenzhen Importgm Technology Co., Ltd. has been operating in the I T services market since 2010, focusing on the R&D, design and sales of core equipment and general accessories in the field of network communications, we are distributors and resellers of worldwide brands of communication equipment, general accessories and system solutions for global customers.We offer a wide range of products, including networking routers, switches, firewalls, servers, I P phones, video conferencing equipment, wireless A P, P D U and modules. We are located in Shenzhen with convenient transportation access. Over the years we have developed a team of highly skilled staff that delivers quality and effective solutions and services. Based on our rich experience, we can supply products with stable packages, reliable delivery, competitive prices and on-time support. Our products are exported to customers in such regions as the Middle East, Africa, America,Europe and Asia. We also welcome O E M and O D M orders.Whether selecting current products from our inventory or seeking engineering assistance for your project bid, you can consult our business staff at any time. Our service does not end when the invoice is printed but begins as soon as you have received your order. Any customers' business visit and negotiation is warmly welcomed. Let's work together and win-win.
A: The CRS328-4C-20S-4S+RM is ideal for enterprise networks, data centers, and high-performance network environments requiring flexible fiber connectivity.
A: The CRS328-4C-20S-4S+RM can be installed in a standard 19-inch rack. Follow the installation guide for mounting and connection instructions.
A: Regular RouterOS or SwOS updates are recommended to maintain optimal performance, stability, and network security.
A: Alternatives include other MikroTik CRS models, offering different port configurations and switching capabilities for various network requirements.
A: Check power connections, verify SFP/SFP+ module compatibility, review port settings, and ensure the software is up-to-date.