Cisco CBS220-48P-4G-NA 48 Ports Switch Gigabit Ethernet SFP Refurbished

In today's interconnected world, efficient networking infrastructure is essential for businesses of all sizes. Cisco, a leading provider of networking solutions, offers a range of products designed to meet the diverse needs of modern enterprises. One such product is the Cisco CBS220-48P-4G-NA 48 Ports switch, a versatile and powerful device that enables high-speed data transfer and network management.

Before diving into the specifics of the CBS220-48P-4G-NA SFP Managed switch, it's important to understand the role of switches in computer networking. Switches are devices that connect multiple devices within a network, allowing them to communicate with each other. They act as intermediaries, directing data traffic between devices efficiently.

Cisco is renowned for its extensive lineup of switches, catering to various requirements ranging from small businesses to large enterprises. These switches come with different features and capabilities, ensuring that organizations can find the right solution for their networking needs.

The Cisco CBS220-48P-4G-NA switch is part of Cisco's CBS 200 Series, which is specifically designed for small businesses. This series combines high performance with ease of use, making it ideal for organizations that require reliable networking without the complexity often associated with enterprise-grade equipment.

The CBS220-48P-4G-NA switch is equipped with 48 ports, facilitating the seamless connection of numerous devices within the network. This abundance of ports ensures that small businesses can easily accommodate their growing network demands without experiencing connectivity bottlenecks.

One of the standout features of this switch is its support for Gigabit Ethernet, enabling lightning-fast data transfer rates between connected devices. This feature is particularly vital for applications that demand high-speed and reliable network performance, such as data-intensive tasks or real-time communication.

In addition to conventional Ethernet ports, the CBS220-48P-4G-NA switch incorporates Small Form-factor Pluggable (SFP) ports. These ports offer users enhanced flexibility in terms of connectivity options, allowing seamless integration with fiber optic networks and other SFP-compatible devices.

Setting it apart from unmanaged switches, the CBS220-48P-4G-NA is a managed switch. This means that users have greater control over their network infrastructure, with access to advanced features like VLAN support, Quality of Service (QoS) prioritization, and robust security settings.

Another notable feature of this switch is its support for Power over Ethernet (PoE), enabling it to supply power to connected devices such as IP phones, wireless access points, and security cameras through Ethernet cables. This eliminates the need for separate power sources, streamlining installation and reducing clutter.

Despite its robust capabilities, the CBS220-48P-4G-NA switch features a compact and space-saving design. This makes it an ideal choice for deployment in small office environments where space constraints may be a concern.

The CBS220-48P-4G-NA switch serves as the backbone of office networks, catering to the connectivity needs of small startups as well as established businesses. It efficiently connects computers, printers, servers, and other essential devices, ensuring seamless communication and productivity.

With its PoE support, this switch is perfectly suited for deploying Voice over IP (VoIP) systems. It can power IP phones and ensure high-quality connectivity, facilitating smooth and uninterrupted communication within the organization.

Businesses looking to expand their wireless network coverage can leverage the CBS220-48P-4G-NA switch to connect wireless access points. Its Gigabit Ethernet ports guarantee high-speed data transfer, resulting in a stable and reliable wireless network experience for users.

Security is paramount for any business, and the CBS220-48P-4G-NA switch plays a pivotal role in supporting surveillance systems. It can power IP cameras and provide robust connectivity for video streaming and recording, thereby enhancing overall security infrastructure.

Many businesses offer guest Wi-Fi networks for visitors and customers. The CBS220-48P-4G-NA switch facilitates the segmentation of guest traffic from the main network using VLANs, ensuring security and privacy for both guests and internal users.

Compared to the CBS220-48P-4G-NA switch, the Catalyst 2960 Series offers superior performance and scalability. It boasts advanced features such as stacking capabilities, a higher PoE power budget, and support for advanced security protocols, making it an ideal choice for businesses with more demanding networking requirements.

Designed for midsize and large enterprises, the Catalyst 9200 Series surpasses the CBS220-48P-4G-NA switch in terms of performance, scalability, and security features. It also supports advanced technologies such as Software-Defined Access (SD-Access) and Network Assurance Engine, catering to organizations with complex networking needs.

In contrast to the CBS220-48P-4G-NA switch, the Meraki MS120 Series falls under Cisco's cloud-managed portfolio. While it may lack some advanced features, it excels in terms of ease of deployment and management through the Meraki dashboard, making it an excellent choice for businesses prioritizing simplicity and centralized control.

• Manufacturer: Cisco
• Part Number or SKU# CBS220-48P-4G-NA
• Product Type: Smart Switch

• Device Type: Smart Switch with 52 Ports (Rack-mountable)
• Enclosure Type: Rack-mountable
• Subtype: Gigabit Ethernet

• 48 x 10/100/1000 (PoE+) RJ-45 Ports
• 4 x Gigabit SFP (Uplink) Ports
• Power Over Ethernet (PoE): PoE+
• PoE Budget: 382 W

• Forwarding Performance (64-byte Packet Size): 74.38 Mpps
• Switching Capacity: 104 Gbps
• Capacity:
• MSTP Instances: 16
• VLANs Supported: 256
• ACL Rules: 512
• Buffer Capacity (MB): 12
• MAC Address Table Size: 8192 Entries
• Jumbo Frame Support: 9216 Bytes

• IGMPv2, IGMP, IGMPv3, MLDv2, MLD, 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:
• BootP Support
• VLAN Support
• IGMP Snooping
• Syslog Support
• DoS Attack Prevention
• Port Mirroring
• Diffserv Support
• MAC Address Filtering
• Broadcast Storm Control
• Multicast Storm Control
• ACL Support
• Quality of Service (QoS)
• Cable Diagnostics
• LACP Support
• LLDP Support
• Port Security
• DHCP Client
• Energy Efficient Ethernet
• MIB
• Dual Firmware Images
• NDP
• GVRP
• 802.1x Authentication
• Type of Service (ToS)
• DSCP Support
• 1 Fan
• VLAN Management
• LLDP-MED
• Guest VLAN
• UDP
• STP Loop Guard
• WRR
• HOL Blocking Prevention
• Loopback Detection
• Telnet Server
• Unknown Storm Control
• BPDU Guard
• Cisco Discovery Protocol (CDP)
• DAD
• TCP Support
• Auto Voice VLAN
• MDIX

• IEEE 802.3, IEEE 802.3u, IEEE 802.3z, IEEE 802.1d, IEEE 802.1q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3af, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.1s, IEEE 802.1AB (LLDP), IEEE 802.3at, IEEE 802.3az

RAM/Memory

• RAM: 256 MB
• Flash Memory: 64 MB
• Status Indicators: System, Link/Activity/Speed

Expansion/Connectivity

• Interfaces:
• 48 x 10/100/1000 Base-T RJ-45 PoE+ Ports (30 W)
• 4 x 1000Base-X SFP Uplink Ports

Power

• Power Device: Internal Power Supply
• Voltage Required: AC 100-240 V (50/60 Hz)
• Power Consumption Operational: 478.2 Watts

In summary, the Cisco CBS220-48P-4G-NA switch is a versatile and reliable networking solution for small businesses. With its robust feature set, including Gigabit Ethernet support, SFP ports, Power over Ethernet, and easy management capabilities, it offers excellent value for organizations looking to upgrade their network infrastructure. Whether it's for office networking, VoIP deployment, wireless expansion, surveillance systems, or guest Wi-Fi networks, this switch provides the performance and flexibility needed to meet the demands of modern business environments. While there are other Cisco switches available with additional features and capabilities, the CBS220-48P-4G-NA switch strikes a balance between functionality, affordability, and ease of use, making it an ideal choice for small businesses seeking reliable networking solutions.