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Cisco CBS350-24S-4G 24-Port SFP Gigabit Managed Network Switch (NA) | Refresh

Cisco CBS350-24S-4G 24-Port SFP Gigabit Managed Network Switch (NA) | Refresh

SKU: CBS350-24S-4G-NA-RF
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Overview

Overview of Cisco CBS350-24S-4G 24-Port SFP Gigabit Managed Network Switch (NA) | Refresh

The Cisco CBS350-24S-4G 24-Port SFP Gigabit Managed Network Switch is a powerful, enterprise-level Layer 3 switch crafted for organizations requiring secure, high-speed and dependable fiber connectivity. Equipped with 24 dedicated SFP Gigabit ports, this switch is perfect for fiber-intensive environments like campus networks, data centers, and densely packed wiring closets. Additionally, four extra Gigabit combo uplink ports (SFP/RJ45) allow for versatile backbone integration and smooth network expansion, accommodating both fiber and copper connections as your infrastructure grows. With an impressive 56 Gbps switching capacity and a forwarding rate of 41.66 Mpps, the CBS350-24S-4G guarantees non-blocking, wire-speed performance for critical applications and large data transfers. Features such as advanced Layer 2 and Layer 3 capabilities—including VLANs, static routing, link aggregation, and Quality of Service (QoS)—allow for detailed traffic management and secure network segmentation. The user-friendly web-based management interface and Cisco Business Dashboard facilitate the configuration, monitoring, and troubleshooting processes, making network management manageable for both IT experts and business users. The energy-efficient design, rack-mountable structure and Cisco’s limited lifetime warranty position this switch as a future-ready investment for any expanding business.


Key Features of Cisco CBS350-24S-4G 24-Port SFP Gigabit Managed Network Switch


24 x SFP Gigabit Ports with dedicated fiber connectivity for high-speed, long-distance network links.

4 x Combo Gigabit Uplink Ports (SFP/RJ45) with flexible uplink options for seamless integration with both fiber and copper networks.

56 Gbps Switching Capacity & 41.66 Mpps Forwarding Rate delivers fast, reliable, non-blocking data transfers for demanding environments.

Layer 3 Static Routing that supports IPv4/IPv6 routing for advanced network segmentation and optimized traffic flows.

Advanced Security with 802.1X authentication, ACLs, DoS prevention, DHCP snooping and Secure Core Technology (SCT).

Quality of Service (QoS) prioritizes critical voice, video and data traffic for optimal application performance.

VLAN Support with up to 4094 VLANs for granular segmentation and improved security.

Energy Efficient Design that minimizes power consumption and heat output, supporting green business practices.

Rack-Mountable Form Factor with 1U design fits easily into standard network racks (445 x 299 x 44 mm).

Comprehensive Protocol Support with spanning Tree, MSTP, RSTP, SNMP, LLDP, IGMP, LACP and more.


Benefits of Cisco CBS350-24S-4G 24-Port SFP Gigabit Managed Network Switch


🗹 24 SFP ports enable high-speed, long-distance links—ideal for campus and data center deployments.

🗹 Combo uplink ports support both fiber and copper, adapting to evolving infrastructure needs.

🗹 High switching capacity and QoS ensure smooth, uninterrupted access to cloud apps, VoIP and video conferencing.

🗹 Advanced authentication, access control and DoS prevention protect your business from evolving threats.

🗹 Intuitive management tools, web-based UI and plug-and-play setup minimize the need for dedicated IT staff.

🗹 Robust hardware and Cisco’s proven reliability deliver consistent uptime and minimal network disruption.

🗹 Eco-friendly design lowers operational costs and supports sustainability goals.

🗹 Backed by Cisco’s global support for peace of mind.

Specifications

Specifications for Cisco CBS350-24S-4G 24-Port SFP Gigabit Managed Network Switch (NA) | Refresh

ManufacturerCisco
Manufacturer Part NumberCBS350-24S-4G-NA-RF
Product NameCisco CBS350-24S-4G 24-Port SFP Gigabit Managed Network Switch
Product TypeNetworking Switch
Enclosure Type
Rack-mountable
Subtype
Gigabit Ethernet
Ports
24 x Gigabit SFP + 2 x combo Gigabit Ethernet/Gigabit SFP + 2 x Gigabit SFP (uplink)
Performance
Switching capacity: 56 Gbps ¦ Forwarding performance (64-byte packet size): 41.66 Mpps
Capacity
RPVST+ instances: 126 ¦ MSTP instances: 8 ¦ VLANs supported: 4094 ¦ ACL rules: 1024 ¦ Buffer capacity (MB): 1.5
MAC Address Table Size
16K entries
Jumbo Frame Support
2KB
Routing Protocol
IGMPv2, IGMP, IGMPv3, static IPv4 routing, static IPv6 routing, policy-based routing (PBR), MLDv2, MLD, CIDR, MSTP, RSTP, STP
Remote Management Protocol
SNMP 1, RMON, Telnet, SNMP 3, SNMP 2c, HTTP, HTTPS, TFTP, SSH, SSH-2, CLI, SCP, ICMP, DHCP, RSTP, TACACS+, RADIUS
Encryption Algorithm
SSL
Authentication Method
Secure Shell (SSH), RADIUS, TACACS, TACACS+, Secure Shell v.2 (SSH2)
Features
Flow control, BOOTP support, ARP support, VLAN support, Syslog support, DoS attack prevention, DiffServ support, Broadcast Storm Control, IPv6 support, Multicast Storm Control, firmware upgradable, SNTP support, DHCP snooping, QoS, DHCP server, DAI, PVST+, reset button, STP Root Guard, UDLD, LACP support, LLDP support, DHCP relay, MIB, MVR, GVRP, 802.1x authentication, ToS, DSCP support, cable test, IP source guard, SmartPort technology, dual image support, DNS client, SCT, PVE, LLDP-MED, IPMB, SSD, ISATAP tunnel support, RA guard, UDP, WRR, HOL Blocking Prevention, loopback detection, Unknown Storm Control, BPDU Guard, LAG, VSDP, RPVST+, DAD
Compliant Standards
IEEE 802.3, IEEE 802.3u, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.3ae, IEEE 802.1s, IEEE 802.1ab (LLDP), IEEE 802.3an, IEEE 802.3az
Processor
X ARM: 800 MHz
RAM
512 MB
Flash Memory
256 MB
Status Indicators
Status, link/activity/speed
Interfaces
28 x 1000Base-X SFP ¦ 2 x 1000Base-T RJ-45 ¦ 1 x USB Type A ¦ 1 x console RJ-45
Power Device
Internal power supply
Voltage Required
AC 100-240 V (50/60 Hz)
Rack Mounting Kit
Included
MTBF
258,544 hours
Compliant Standards
UL 60950, CSA 22.2, FCC CFR47 Part 15 B Class A, USGv6
Localization
Colombia, Canada, Chile, Mexico, Latin America, United States
Width
17.3 in
Depth
8 in
Height
1.7 in
Weight
5.95 lbs
Service & Support
Limited warranty - replacement - lifetime - response time: next business day ¦ Technical support - web support - 1 year ¦ Technical support - phone consulting - 1 year
Min Operating Temperature
32 °F
Max Operating Temperature
122 °F
Humidity Range Operating
10 - 90% (non-condensing)
Min Storage Temperature
-13 °F
Max Storage Temperature
158 °F
Humidity Range Storage
10 - 90% (non-condensing)

User Guides

Frequently Asked Questions

Cisco CBS350-24S-4G 24-Port SFP Gigabit Managed Network Switch (NA)
Frequently Asked Questions (FAQ's)



What is the power consumption of the Cisco CBS350-24S-4G?
  • The switch's typical power consumption is around 45 watts, depending on network load and connected devices.
  • How many SFP ports does the switch have?
  • It has 24 SFP ports for fiber-optic connections that enable high-speed and long-distance connectivity.
  • What types of transceivers are compatible with the SFP ports?
  • The SFP ports are compatible with Cisco and third-party Gigabit SFP transceivers for both short- and long-range fiber connections.
  • What are the Gigabit Ethernet combo ports used for?
  • The four combo ports can be configured as Gigabit Ethernet or SFP ports, allowing for both copper and fiber connections.
  • Does the Cisco CBS350-24S-4G support Layer 3 routing?
  • Yes, it provides static routing for Layer 3 network traffic management.
  • Can the switch be managed through a web-based interface?
  • Yes, it has a user-friendly web-based interface for simple management and configuration.
  • Is CLI (Command-Line Interface) available for managing the switch?
  • Yes, the switch can be managed using the CLI for more advanced configuration options.
  • Does the switch support VLANs (Virtual Local Area Networks)?
  • Yes, it supports VLANs for effective network traffic segmentation and management.
  • What QoS (Quality of Service) features does this switch offer?
  • It supports QoS features, which prioritize network traffic and ensure peak performance for critical applications.
  • Can the switch be used in a data center environment?
  • Yes, it is appropriate for small and medium-sized data center environments that require high-speed fiber connectivity.
  • What is the maximum switching capacity of the Cisco CBS350-24S-4G?
  • The switch has a maximum switching capacity of 128 Gbps.
  • Does the switch support network automation features?
  • Yes, it supports network automation through SNMP, RMON and LLDP for efficient network management.
  • Can the switch handle jumbo frames?
  • Yes, it can handle jumbo frames up to 9,216 bytes for large data transfers.
  • Is the Cisco CBS350-24S-4G fanless?
  • No, it comes with a cooling fan to ensure peak performance even when under load.
  • Does the switch provide power redundancy?
  • Yes, it can be mounted on a standard 19-inch rack using the included hardware.
  • How do I update the firmware on the Cisco CBS350-24S-4G?
  • Firmware updates can be performed using either the web-based interface or the command line.
  • Can the switch be mounted in a rack?
  • Yes, it can be mounted on a standard 19-inch rack using the included hardware.
  • What security features are available on this switch?
  • It has features like 802.1X authentication, Access Control Lists (ACLs) and secure management protocols.
  • Does the switch support link aggregation?
  • Yes, it does support link aggregation groups (LAGs), which combine multiple ports for increased bandwidth and redundancy.
  • Can the switch be used for high-density fiber environments?
  • Yes, with 24 SFP ports, it is ideal for high-density fiber optic environments that require extensive fiber connectivity.
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