Advanced Features
The SF250-48-K9-NA Cisco 250 Series switch is a rack-mountable, managed switch with 48 Ethernet ports. It supports Layer 2 switching and has a variety of advanced features to help manage and secure your network. Some of the key features include:
- Virtual LANs (VLANs): This feature allows you to segment your network into different logical segments, creating separate broadcast domains and improving network security. It also helps to reduce congestion and improve performance.
- Quality of Service (QoS): QoS allows you to prioritize different types of traffic, such as voice or video, to ensure that critical applications receive the bandwidth they need to function properly.
- Link Aggregation Control Protocol (LACP): This protocol allows you to bundle multiple Ethernet ports together to form a single, high-bandwidth link. This can help to increase the available bandwidth and improve network redundancy.
- Spanning Tree Protocol (STP): STP helps to prevent loops in the network by automatically disabling certain links. This ensures that there is always a single active path between any two devices, preventing network congestion and improving network stability.
- Port mirroring: This feature allows you to monitor network traffic by copying all packets that pass through a specific port and sending them to another port for monitoring or analysis.
- Simple Network Management Protocol (SNMP): SNMP is a widely-used protocol for managing and monitoring network devices. The switch supports SNMP, allowing you to easily monitor and manage the device from a central location.
- DHCP snooping: This feature helps to protect against rogue DHCP servers by filtering DHCP messages and only allowing messages from authorized DHCP servers to be processed.
- Access control lists (ACLs): ACLs allow you to control network access by specifying which devices or users are allowed to access specific parts of the network. This can be used to implement security policies and improve network security.
- Web-based management interface: The switch has a web-based management interface that allows you to easily configure and monitor the device from any location with a web browser.
These advanced features make SF250-48-K9-NA Cisco 250 Series switch a reliable and secure option for small and medium-sized businesses, as well as for branch offices and enterprise environments.
Efficient and Scalable Networking
"Efficient" in this context refers to the switch's ability to efficiently manage network traffic and resources, such as bandwidth and power consumption. The SF250-48-K9-NA has features such as Quality of Service (QoS), which allows you to prioritize certain types of traffic, such as voice or video, to ensure that they receive the necessary bandwidth. The switch also supports Cisco EnergyWise technology, which helps to reduce energy consumption by monitoring and controlling the power usage of connected devices.
"Scalable" refers to the switch's ability to adapt to the changing needs of your network. The SF250-48-K9-NA has 48 ports, which allows you to connect a large number of devices to the switch. Additionally, the switch supports link aggregation, which allows you to combine multiple ports to increase bandwidth and provide redundancy. The switch also supports VLANs, which allow you to segment your network into different virtual networks, providing added security and reducing broadcast traffic.
Quality of Service
Quality of Service (QoS) is a feature of the SF250-48-K9-NA Cisco 250 Series Switch that allows you to prioritize certain types of network traffic, such as voice or video, to ensure that they receive the necessary bandwidth. This is important because some types of traffic, such as video or voice, are more sensitive to delays or jitter than other types of traffic, such as email or file transfers.
The SF250-48-K9-NA supports a variety of QoS features, including:
- Class of Service (CoS): This feature allows you to assign priority levels to different types of traffic, such as real-time traffic, based on the 802.1p priority tag.
- Quality of Service (QoS) policies: This feature allows you to create policies that control the prioritization of traffic based on a variety of criteria, such as source and destination IP addresses, protocols, and ports.
- Link Aggregation Control Protocol (LACP): LACP allows you to bundle multiple physical interfaces into a single logical interface, providing increased bandwidth and redundancy.
By using these features, the SF250-48-K9-NA ensures that sensitive traffic is prioritized and guaranteed the necessary bandwidth for optimal performance. This improves the overall user experience and satisfaction, especially for real-time applications such as video conferencing or VoIP.
General Information:
- Manufacturer Cisco Systems, Inc
- Manufacturer Part Number SF250-48-K9-NA
- Brand Name Cisco
- Product Series 250
- Product Model SF250-48
- Product Name SF250-48 48-Port 10 100 Smart Switch
- Product Type Ethernet Switch
Interfaces/Ports
- Total Number of Network Ports 48
- Uplink Port Yes
- Modular Yes
- Stack Port No
- Port/Expansion Slot Details 2 x Gigabit Ethernet Expansion Slot
- Port/Expansion Slot Details 2 x Gigabit Ethernet Network
- Port/Expansion Slot Details 48 x Fast Ethernet Network
Media & Performance
- Media Type Supported Twisted Pair
- Media Type Supported Optical Fiber
- Ethernet Technology Fast Ethernet
- Ethernet Technology Gigabit Ethernet
- Network Technology 10/100Base-TX
- Network Technology 10/100/1000Base-TX
- Network Technology 1000Base-X
I/O Expansions
- Number of Total Expansion Slots 2
- Expansion Slot Type SFP
- Shared SFP Slot Yes
- Number of SFP Slots 2
Network & Communication
- Layer Supported 2
- Management & Protocols
- Manageable Yes
Power Description
- Power Source Power Supply
- Redundant Power Supply Supported No
Miscellaneous
- Package Contents-
- SF250-48 48-Port 10 100 Smart Switch
- Power Cord
- Mounting Kit
- Quick Start Guide
About Refurbished Products
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