Refurbished Managed Cisco Switches

Product Details:

The brains of your operation rests on the intelligence of the network switch you decide to purchase. Brainpower features, including sophisticated control lists and enhanced security, contribute to the intelligence of every Refurbished Cisco Catalyst 2960 Switch.


The Cisco Catalyst 2960-24TT-L Switch is part of the Cisco Catalyst 2960 series of switches. It is one of Cisco's LAN Base Enterprise Class Layer 2 models, with 24 10/100 Ethernet ports. A Layer 2 router helps with troubleshooting. It does so by locating the actual path from source to destination that any given packet takes. The standalone device provides fast and Gigabit Ethernet connectivity, enabling enhanced services for entry-level, mid-market, and branch office networks. This rack-mounted form-factor wired networking technology for your data center management is compliant with IEEE 802.1 and 802.3 standards.


The Cisco Catalyst 2960-24TT-L switch offers Data or PoE Plus switching. It has 4 SFP (Small Form-Factor Pluggable) uplink ports with as much as 195W of PoE. With these four SFP interfaces, it is capable of two 1000 BT uplinks and adds 2 Gigabit uplink ports. These switches are fixed configuration solutions, which means they include a fixed, singular power supply. They use a 30-watt AC power supply rating. It boasts a data transfer rate of 100Mb per second. The unit has a switching bandwidth of 32 Gbps. Intelligent switching lets you deploy services across your system, from desktop to core through the WAN, directly from the interface. For buffer memory, the Cisco Catalyst 2960 series switch hardware provides 64MB DRAM and 32MB of flash memory. Its MAC address table supports as many as 8000 MAC addresses. As a 2960-L, or Lite, series model, this switch comes with LAN Lite Cisco iOS software.


This includes Cisco iOS Software features. Security features are also abundant in these switches, from Access Control Lists to IGMP filtering. Enable multi-domain authentication, SSH protocol, Switched Port Analyzer, Bridge Protocol Data Unit, Spanning-tree Root Guard security features, and more. The administration is optimized with CLI and a complete suite of management solutions. These let you install, configure, monitor, troubleshoot, report, or otherwise administer to your system with ease and confidence. Day-to-day activities remain simple and uncomplicated when configuring or managing the device due to the Embedded Device Manager and Cisco Network Assistant. These switches also have access to Cisco's Smart Operations technology. This includes a variety of convenient tools to help simplify every aspect of LAN management. These include Cisco's Smart AutoConfig, Install, Auto SmartPorts, and Troubleshooting technologies.


They also include Cisco's Plug and Play (PnP) technology with the company's Application Policy Infrastructure Controller Enterprise Module (APIC – EM). Among the other operational simplicity features abundant in these switches is a Port Aggregation Protocol. It automatically creates groups to link to an external switch, server, or router. Operations are further streamlined using available USB storage for backups or portable distribution of data. The device houses 24 Ethernet 10/100 ports and two 10/100/1000 TX uplinks. These optimize intelligent multicast services and other network admission control functions for continuous integration and favorable connectivity.

Product Details:

The Refurbished Cisco Catalyst 2950 Switch is a member of the Catalyst 2950 Series Intelligent Ethernet Switches from Cisco Systems. This model is a 25-port, rack-mountable switch with a fixed-configuration that provides wire-speed Fast Ethernet and Gigabit Ethernet connectivity. The 2950G-24 is an affordable product line that makes an excellent choice for mid-sized networks and the metro access edge.

The Cisco Catalyst 2950G-24 brings intelligent services, enhanced security, high availability, and advanced quality of service (QoS) to the network edge. With all of its technological advances, this Cisco Systems model switch still manages to maintain the simplicity of a traditional LAN switching system. When paired with the Catalyst 3550 series switch, the Catalyst 2950 switch can enable IP routing from the edge to the core of any network. Cisco Systems model switches not only provide superior hardware but they also come with amazing software such as the Cisco Network Assistant, a free centralized management application that will simplify the task of administration to Cisco switches, routers, and wireless access points. This software offers a user-friendly GUI interface that will allow you to easily configure, troubleshoot, enable, and monitor your network, freeing up your time and head space for other important business activities.

Features of the Cisco Catalyst 2950G-24 include 24 10/100 ports and two fixed GBIC-based 1000BASE-X uplink ports. The rack unit is stackable for increased functionality and future expandability. The Cisco Catalyst delivers intelligent services to the network edge with enhanced software image installed. This switch is ideal for advanced desktop access layer connectivity and residential metro access. With a 100 Mbps data transfer rate over Fast Ethernet data link protocols, you will never be slowed down by the speed and capabilities of your switch. The Cisco Catalyst 2950G-24 has full duplex capability and trunking. LED lights on the switch hardware itself show port status, link activity, collision status, and also that power is flowing to the unit. The Cisco Catalyst 2950G-24 is a wired, full-duplex, stackable, rack-mounted switch. Remote mangement protocols include RMON, SNMP, and Telnet. Interfaces on this unit include management RS-232, RJ-45, 24 network interfaces for Ethernet 10Base-T/100 Base-TX, and RJ-45. The power source is a standard AC 120/230 V (50/60Hz), and the power supply is internal to the hardware itself.

The power consumption for normal operation of the switch is 45 watts. Internal memory features 8MB of flash memory and 16MB of SDRAM RAM memory. The dimensions of the switch are 17.52 inches wide by 1.73 inches high by 12.99 inches deep, with a weight clocking in at 9.92 pounds. The advanced hardware of the Cisco Catalyst 2950G 24-port, rack-mountable switch was tested by the best engineers at Cisco Systems. You can rely on Cisco System’s commitment to producing high-quality products with great warranties that they stand behind. This device will make an excellent addition to your office environment by offering many useful services in one convenient package.

Enhanced security, high availability, and advanced quality of service are standard with the Cisco Catalyst 2950G switch. Future expandability is easily possible with this rack-mountable, stackable switch option.

Product Details:

Accelerate services, enforce security, and simplify operations with the Refurbished  Cisco Catalyst 3550 Switch External Managed Stackable Switch. Ideal for small- and mid-market businesses, large enterprises, and metro access edge deployments, this fixed-configuration switch enables service breadth, resiliency, availability, and ease of management in the workplace. While providing efficient and profitable Ethernet solutions, service providers can also benefit from a reduced total cost of ownership by introducing this powerful device into their networking architecture. Powered by Cisco’s standard multilayer software image (SMI), the Catalyst 3550-48-SMI switch forms part of the innovative Cisco Catalyst series of multilayer network switches that provide intelligence to the metro access edge.

The SMI feature set encompasses a wide range of standards-based protocols and mechanisms, including enhanced quality of service (QoS), basic state and RIP routing functionality, access control lists (ACLs), and rate limiting. With its high-density 48-port configuration and optional gigabit Ethernet uplinks, the Catalyst 3550-48 gives you plenty of connectivity options for your multiple devices, including computers, consoles, servers, printers, and storage hardware. Offering an outstanding switching fabric of 13.6 gigabits per second, the Cisco Catalyst 3550-48 provides a higher total throughput by propagating network traffic across multiple physical links.

Embedded with 48 RJ-45 Ethernet ports, this unit automatically switches to the correct speed and duplex mode to ensure optimized performance throughout your local area network (LAN). Seamlessly integrate devices that transmit at either 10 or 100 megabits per second without having to worry about interoperability. The Cisco Catalyst 3550-48 also comes with 2GB interface converter (GBIC)-based gigabit Ethernet ports for additional connectivity that extends to fiber optics. You can easily avail of a variety of GBIC transceivers that can work with these ports, including GigaStack, 1000BaseT, 1000BaseSX, and 1000BaseLX/LH modules. The Cisco Catalyst 3550-48 model implements tunneling, enhanced QoS, and rate limiting that support layer 2 to 4 functionalities. Tunneling lets you create Layer 2 transparent LAN services, which enable transparent communications with other metro sites via a service provider network as if the transmission is occurring within the same corporate LAN.

In combination with rate limiting features, QoS paves the way for the convergence of video, voice, and data into a single unified platform. To prevent unauthorized access to vital business information and to keep your digital environment safe from potential attacks, the Cisco Catalyst 3550-48 switch enforces a series of advanced security features through ACLs, console security, port-based authentication, and a dynamic host configuration protocol interface tracker. Moreover, this unit also supports port security with a media access control (MAC) address to restrict the number of MAC addresses allowed per port. This Cisco Catalyst switch offers great programmability and manageability for you to monitor, control, and maintain your LAN’s performance quickly.

It comes with integrated support for the Cisco IE 2100 series intelligence engine, which provides a task-oriented Web-based interface, configuration template management, and a built-in repository. Telnet services and simple network management protocol are also supported. With its durable and compact design, this Cisco Catalyst unit fits any type of environment, including space-limited office settings.

For a complete switching solution that delivers long-lasting performance to your satisfaction, the Cisco Catalyst WS-C3550-48-SMI switch is a smart choice for your business networking needs.