Cisco CBS250-48PP-4G 48 Port Ethernet Switch PoE+ SFP Rack-Mountable

Cisco CBS250-48PP-4G Overview

The Cisco CBS250-48PP-4G is an advanced 48-port Ethernet Smart Switch designed to enhance network performance and flexibility. This robust switch offers a multitude of features and connectivity options, ideal for demanding network environments.

Manufacturer and Model Details

• Brand: Cisco
• Part Number: CBS250-48PP-4G
• Product Name: CBS250-48PP-4G Ethernet Switch
• Type: Ethernet Smart Switch

Ports and Expansion

Interface Specifications

• Form Factor: Rack-mountable
• Total Network Ports: 48
• Uplink Ports: Yes
• Modular Slots: Yes
• Expansion Slots: 4 x 10 Gigabit Ethernet
• PoE Ports: 48 x Gigabit Ethernet PoE+

Performance and Media

Supported Media Types

• Twisted Pair
• Optical Fiber

Network Technology

• Ethernet Technology: Gigabit Ethernet
• Network Standards: 1000Base-X, 1000Base-T
• Switching Capacity: 104 Gbps
• Forwarding Rate: 77.38 Mpps (64-byte packet size)

Expansion and Capacity

Expansion Slots

• Total Expansion Slots: 4
• Slot Type: SFP (mini-GBIC)
• Shared SFP Slots: Yes
• Number of SFP Slots: 4

Capacity Details

• Layer Supported: Layer 3
• Link Aggregation Groups: 8
• VLANs Supported: 4094
• Buffer Size: 3 MB
• MAC Address Table Size: 8,000 Entries

Management and Protocols

Manageability

• Manageable: Yes
• Jumbo Frame Support: Up to 2 KB
• Routing Protocols: IGMP, Policy-based Routing (PBR), CIDR
• Remote Management: SNMP 1, SNMP 2c, SNMP 3, RMON, SSH, SSH-2, ICMP

Power Specifications

Power Features

• PoE (RJ-45) Ports: Yes
• PoE Budget: 370 W
• Voltage & Frequency: AC 120/230 V (50/60 Hz)
• Power Sources: Power Supply, PoE+

Standards and Compliance

Compliant Standards

• IEEE 802.3
• IEEE 802.3u
• IEEE 802.3z
• IEEE 802.1d
• IEEE 802.1q
• IEEE 802.3ab
• IEEE 802.1p
• IEEE 802.3af
• 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 802.3at
• IEEE 802.3az

Additional Features

• DHCP Support
• ARP Support
• VLAN Support
• DOS Attack Prevention
• Spanning Tree Protocol (STP) Support
• Multiple Spanning Tree Protocol (MSTP) Support
• DHCP Snooping
• Access Control List (ACL) Support
• Quality of Service (QoS)
• RADIUS Support
• DHCP Server
• Dynamic ARP Inspection (DAI)
• Per-VLAN Spanning Tree Plus (PVST+)
• STP Root Guard
• Uni-directional Link Detection (UDLD)
• Rapid Per-VLAN Spanning Tree Plus (PVRST+)
• Multicast VLAN Registration (MVR)
• Dynamic VLAN Support (GVRP)
• Type of Service (TOS)
• Storm Control
• IP Source Guard
• Bridge Protocol Data Unit (BPDU)
• Voice VLAN
• Secure Core Technology (SCT)
• LLDP-MED
• IP/MAC/Port Binding (IPMB)
• Secure Sensitive Data (SSD)
• Private VLAN
• ISATAP Tunnel Support
• STP Loop Guard
• Weighted Round Robin (WRR)
• Multiple Tag Protocol Identifiers (TPID)

Port Count

The Cisco CBS250-48PP-4G Ethernet Switch is equipped with 48 ports, making it an ideal choice for businesses that require a high-density network infrastructure. With this impressive port count, users can easily connect a large number of devices, such as computers, printers, IP phones, and surveillance cameras, to the network without the need for additional switches or hubs.

Increased Connectivity

Having 48 ports on the Cisco CBS250-48PP-4G Ethernet Switch means that users can connect to a wide range of devices simultaneously. This is particularly beneficial for offices, schools, and other organizations that have numerous devices requiring network access. With each port capable of delivering high-speed connectivity, users can experience seamless data transfers and efficient communication across the network.

Reduced Network Congestion

The abundance of ports on this switch helps to distribute the network traffic more evenly. By spreading the load across multiple ports, the switch reduces congestion and minimizes the chances of network bottlenecks. This is crucial for maintaining optimal network performance, especially in environments where heavy data transfers or multimedia streaming are common.

Flexibility and Scalability

The 48-port configuration of this switch provides flexibility and scalability for future network expansion. As businesses grow or add new devices to their infrastructure, they can effortlessly connect them to the existing switch without worrying about running out of available ports. This eliminates the need to invest in additional networking equipment and simplifies the overall network management process.

Cost-Efficiency

By offering 48 ports in a single device, the Cisco CBS250-48PP-4G Ethernet Switch helps businesses save on costs associated with purchasing and maintaining multiple switches. Consolidating network connections into a single switch not only reduces initial hardware expenses but also lowers ongoing power consumption and maintenance costs.

Power Over Ethernet

One of the standout features of the Cisco CBS250-48PP-4G Ethernet Switch is its Power over Ethernet (PoE) capability. This switch is equipped with 1 PoE port, enabling it to provide both data connectivity and power supply to compatible devices over a single Ethernet cable. This feature offers numerous benefits for users, particularly in environments where power outlets may be limited or inaccessible.

Simplified Installation and Deployment

The PoE functionality of this switch eliminates the need for separate power cables and outlets for connected devices. Users can simply connect their PoE-enabled devices, such as IP phones, wireless access points, or security cameras, directly to the switch using standard Ethernet cables. This streamlines the installation process and reduces the complexity of deploying network devices.

Flexibility in Device Placement

With the Cisco CBS250-48PP-4G Ethernet Switch's PoE support, users gain increased flexibility in positioning their devices. Since PoE eliminates the reliance on nearby power outlets, devices can be installed in optimal locations without being constrained by the availability of power sources. This is particularly advantageous for deploying wireless access points in areas where running power cables would be impractical or aesthetically unpleasing.

Centralized Power Management

The PoE feature allows for centralized power management, enabling users to monitor and control the power supply to connected devices from a single interface. This simplifies troubleshooting and maintenance tasks by providing real-time information on power consumption and allowing individual devices to be powered off or restarted remotely. With enhanced control over power management, users can optimize energy usage and ensure efficient operation of their network infrastructure.

Cost Savings and Efficiency

By combining data and power transmission over a single cable, PoE technology reduces both installation costs and energy consumption. The elimination of separate power cables and outlets reduces the amount of physical infrastructure required, resulting in cost savings during the initial setup. Additionally, PoE allows for more efficient power usage as the switch can intelligently adjust power delivery based on the connected device's requirements, reducing unnecessary power consumption.

SFP Ports

The Cisco CBS250-48PP-4G Ethernet Switch is equipped with a 1 SFP (Small Form-Factor Pluggable) port, providing users with enhanced network connectivity options. SFP ports are widely used for fiber optic connections, offering higher bandwidth and longer transmission distances compared to traditional copper-based Ethernet connections.

High-Speed and Long-Distance Connectivity

The inclusion of an SFP port on this switch allows users to connect to fiber optic networks, enabling high-speed and long-distance data transmission. Fiber optic cables offer significantly higher bandwidth and lower latency compared to traditional copper cables, making them ideal for demanding applications such as data centers or multimedia streaming environments. The SFP port provides a seamless transition to fiber optic connectivity, ensuring reliable and efficient network performance.

Flexibility in Network Design

The presence of an SFP port on the Cisco CBS250-48PP-4G Ethernet Switch gives users the flexibility to choose between copper or fiber optic connections based on their specific networking requirements. This versatility allows for easy integration with existing network infrastructure, as well as future expansion plans. Users can select the most appropriate media type (copper or fiber) for each connection, optimizing their network design for maximum performance and reliability.

Secure and Noise-Immune Data Transmission

Fiber optic cables used in SFP connections provide excellent resistance to electromagnetic interference (EMI) and radio frequency interference (RFI). This immunity to external noise ensures secure and reliable data transmission, even in environments with high levels of electrical noise or interference. By utilizing the SFP port, users can enhance the overall network security and reliability, making it an ideal choice for critical applications where data integrity is paramount.

Future-Proof Investment

The inclusion of an SFP port in the Cisco CBS250-48PP-4G Ethernet Switch future-proofs the network infrastructure by providing compatibility with evolving technology standards. As fiber optic networks become more prevalent and affordable, having an SFP port ensures that the switch can seamlessly integrate with future network upgrades. This protects the user's investment and avoids the need for costly equipment replacements in the future.

Rack Mountable

The Cisco CBS250-48PP-4G Ethernet Switch is designed to be rack mountable, making it easy to integrate into existing IT infrastructure. The ability to mount the switch in a standard rack provides numerous benefits in terms of organization, space efficiency, and ease of maintenance.

Improved Organization and Accessibility

Rack mounting the Cisco CBS250-48PP-4G Ethernet Switch allows for a neat and organized IT environment. By consolidating network equipment into a centralized rack, cables can be neatly managed and labeled, minimizing clutter and simplifying troubleshooting processes. Additionally, having all network devices within easy reach makes routine maintenance tasks, such as firmware updates or hardware replacements, more convenient and efficient.

Space Efficiency

Rack mounting enables efficient utilization of space within server rooms or network closets. By vertically stacking multiple networking devices in a rack, users can maximize floor space utilization. This is particularly crucial in environments with limited physical space, as it allows for more equipment to be installed in a compact area without compromising accessibility or airflow.

Scalability and Expandability

Rack mountable switches facilitate easy scalability and expandability of the network infrastructure. As businesses grow or add new devices to their network, additional switches can be seamlessly integrated into the existing rack, eliminating the need for extensive reconfiguration or rewiring. This modular approach allows for efficient network expansion without disrupting the overall network architecture.

Enhanced Cooling and Airflow

Rack mountable switches are designed to promote proper airflow and cooling within the rack. The standardized rack design ensures adequate spacing between devices, allowing for efficient dissipation of heat generated by the switch. This not only helps to maintain optimal operating temperatures but also extends the lifespan of the networking equipment. By ensuring proper cooling, rack mounting enhances the overall reliability and performance of the switch.

In conclusion, the Cisco CBS250-48PP-4G Ethernet Switch offers an impressive array of features that cater to the needs of modern businesses. With its 48-port count, users can enjoy increased connectivity, reduced network congestion, flexibility, scalability, and cost-efficiency. The Power over Ethernet capability simplifies installation, provides flexibility in device placement, enables centralized power management, and offers cost savings and efficiency. The SFP port allows for high-speed and long-distance connectivity, flexibility in network design, secure data transmission, and future-proof investment. Lastly, being rack-mountable enhances organization, accessibility, space efficiency, scalability, and expandability while promoting proper cooling and airflow. With these features, the Cisco CBS250-48PP-4G Ethernet Switch is a reliable and versatile networking solution for various business environments.