CBS350-24P-4X Cisco 350 Series Switch
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CBS350-24P-4X Cisco Business 350 Managed Switch, 24 GbE PoE+ Refurbished

Availability: In Stock
Part Number#: CBS350-24P-4X
List Price was: $2800.00
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Short Description:
CBS350-24P-4X Business 350 Ethernet Switch - 24 Ports - Manageable - 2 Layer Supported - Modular - 34.53 W Power Consumption - 195 W PoE Budget - Optical Fiber, Twisted Pair - PoE Ports | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Network Management and Security

The Cisco 350 CBS350-24P-4X is a 24-port managed Layer 2 Ethernet switch that can be used to build a secure and reliable network infrastructure. Some of the key features of this switch include:

  • VLAN support: Allows for the creation of multiple virtual networks on a single physical infrastructure, increasing network segmentation and security.
  • Quality of Service (QoS): Prioritizes network traffic to ensure that critical applications receive the bandwidth they need.
  • Link Aggregation Control Protocol (LACP): Allows for the grouping of multiple physical ports to form a single logical link, providing increased bandwidth and redundancy.
  • Access Control Lists (ACLs): Can be used to restrict access to specific network resources based on predefined rules.
  • Network Security: Provides features such as DHCP snooping, IP Source Guard and Storm Control to prevent malicious network activities.

Additionally, the switch can be managed using a web-based interface, SNMP or telnet/SSH, allowing for easy monitoring and configuration of the network.

Maximizing Network Performance

There are several ways to maximize network performance on the Cisco 350 CBS350-24P-4X 24-port managed Layer 2 Ethernet switch:

  • Utilize Quality of Service (QoS) features: Prioritize network traffic to ensure that critical applications receive the bandwidth they need. This can be done by configuring different levels of priority for different types of traffic.
  • Use Link Aggregation Control Protocol (LACP) to group multiple physical ports together: This creates a single logical link, providing increased bandwidth and redundancy.
  • Configure VLANs: VLANs allow for the creation of multiple virtual networks on a single physical infrastructure, increasing network segmentation and security.
  • Utilize Port-based or 802.1Q VLAN tagging: This allows for traffic to be segregated by different VLANs on the same physical interface
  • Monitor the network: Regularly monitor the network for any bottlenecks or performance issues using the switch's built-in monitoring tools.
  • Utilize Jumbo frames: Jumbo frames can be used to increase the maximum transmission unit (MTU) size and thus increase the amount of data that can be sent in a single packet, which can increase the performance for certain types of traffic such as large file transfers.
  • Firmware updates: Keep the switch firmware up-to-date to ensure that it has the latest features and bug fixes that can improve performance.
  • Keep an eye on the network utilization and adjust the switch configuration accordingly. This could include configuring Port-based or 802.1Q VLAN tagging, enabling QoS, or making other changes to the switch configuration to optimize performance.

Networking Capabilities

The Cisco 350 CBS350-24P-4X 24-port manageable Layer 2 Ethernet switch has a variety of networking capabilities that make it a suitable choice for building a reliable and secure network infrastructure. Some of these capabilities include:

  • Spanning Tree Protocol (STP) and Rapid Spanning Tree Protocol (RSTP) : These protocols are used to prevent loops in the network and ensure that only one path between two nodes is used.
  • Port mirroring: Allows for the monitoring of network traffic on one port to be mirrored to another port for analysis or troubleshooting.
  • SNMP support: Allows for monitoring of network devices through SNMP.
  • Web-based management interface: Provides an easy-to-use graphical interface for configuring and monitoring the switch.
  • Telnet/SSH: Allows for remote management and configuration of the switch through a command-line interface.
  • DHCP server and relay support: DHCP is used to assign IP addresses to devices on the network automatically.
  • Flow Control : Allows for management of the flow of data packets in the network to prevent data loss.
  • IGMP Snooping: Allows for multicast traffic to be efficiently forwarded only to the ports that have requested it.
  • LLDP and CDP Support: Allows for discovery and identification of other devices on the network.

Key Feature about this Cisco CBS350-24P-4X

  • Manufacturer Cisco
  • Part Number or SKU# CBS350-24P-4X
  • Product Series 350
  • Product Name 350 CBS350-24P-4X Ethernet Switch
  • Product Type Ethernet Switch

Interfaces/Ports of Cisco 24 Ports Switch

  • Total Number of Network Ports 24
  • Uplink Port Yes
  • Modular Yes
  • Port/Expansion Slot Details 4 x 10 Gigabit Ethernet Expansion Slot
  • Port/Expansion Slot Details 24 x Gigabit Ethernet PoE+

Media & Performance of Cisco 350 Series Switch

  • Media Type Supported Optical Fiber
  • Media Type Supported Twisted Pair
  • Ethernet Technology 10 Gigabit Ethernet
  • Ethernet Technology Gigabit Ethernet
  • Network Technology 1000Base-T
  • Network Technology 10GBase-X

I/O Expansions of Cisco Ethernet Switch

  • Number of Total Expansion Slots 4
  • Expansion Slot Type SFP+
  • Shared SFP Slot No
  • Number of SFP+ Slots 4

Network & Communication

  • Layer Supported 2

Management & Protocols

  • Manageable Yes

Power Description

  • PoE (RJ-45) Port Yes
  • PoE Budget 195 W
  • Power Source Power Supply
  • Power Source PoE+
  • Power Consumption 34.53 W

Dimension and Weight

  • Height 11.8 Inch
  • Width 17.5 Inch
  • Depth 1.7 Inch
  • Weight (Approximate) 8.11 lbs


  • Package Contents-
  • 350 CBS350-24P-4X Ethernet Switch
  • Power Cord
  • Mounting Kit
  • Quick Start Guide
  • Environmentally Friendly Yes
  • Environmental Certification WEEE
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.

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What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

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(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

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