Cisco Switch Catalyst 4900

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The Cisco Switch Catalyst 4900 is a series of compact and versatile switches designed for small to medium-sized enterprises (SMEs) and branch offices. This overview will provide a detailed look at the hardware specifics of the Cisco Catalyst 4900 switch. Form Factor and Port Density: The Catalyst 4900 series switches come in a 1RU (rack unit) form factor, making them ideal for space-constrained environments. They offer various models with different port densities to meet different network requirements. The switch series typically provides 24 or 48 Gigabit Ethernet ports, which can be a combination of copper and fiber interfaces. Performance and Throughput: The Catalyst 4900 switches are built to deliver high-performance networking. They leverage a non-blocking architecture to provide wire-speed forwarding and low latency. The series offers options for different forwarding rates, including 48 Gbps, 96 Gbps, and 320 Gbps, depending on the model. This ensures ample bandwidth for demanding applications and facilitates efficient data transfer across the network. Power over Ethernet (PoE) Support: Some models of the Catalyst 4900 series support Power over Ethernet (PoE), which enables the switches to provide power to connected devices such as IP phones, wireless access points, and surveillance cameras. This eliminates the need for separate power supplies for these devices and simplifies deployment. Redundancy and High Availability: To ensure network availability and minimize downtime, the Catalyst 4900 switches offer features for redundancy and high availability. These include support for redundant power supplies, hot-swappable fans, and redundant uplink ports using Link Aggregation Control Protocol (LACP) or Cisco's proprietary Virtual Switching System (VSS) technology. These features help create a resilient network infrastructure with built-in failover capabilities. Management and Security: The Cisco Catalyst 4900 series switches provide comprehensive management capabilities to simplify network administration. They can be managed through a command-line interface (CLI), web-based graphical user interface (GUI), or Cisco's network management software, such as Cisco Prime Infrastructure. The switches support various management protocols, including SNMP, SSH, and TACACS+. In terms of security, the Catalyst 4900 switches offer features to protect the network and mitigate potential threats. These include Access Control Lists (ACLs), Secure Shell (SSH) and Secure Sockets Layer (SSL) encryption, Network Admission Control (NAC), and Dynamic Host Configuration Protocol (DHCP) snooping. These security measures help ensure data confidentiality, integrity, and availability. Scalability and Flexibility: The Cisco Catalyst 4900 series switches are designed to accommodate the growth and changing needs of networks. They support advanced features like Virtual LANs (VLANs), VLAN Trunking Protocol (VTP), and Rapid Spanning Tree Protocol (RSTP) for network segmentation and improved performance. Additionally, the switches offer modular expansion options, such as the ability to add expansion modules for additional ports or uplink connectivity. Environmental Considerations: The Catalyst 4900 switches are engineered with energy efficiency in mind. They feature power-saving technologies, including Energy Efficient Ethernet (EEE) and low-power ASICs (Application-Specific Integrated Circuits). These technologies help reduce power consumption and contribute to a greener and more sustainable network infrastructure. In summary, the Cisco Catalyst 4900 series switches provide SMEs and branch offices with a compact and feature-rich networking solution. With their high-performance capabilities, PoE support, redundancy features, comprehensive management options, and advanced security measures, these switches offer a reliable and scalable foundation for building efficient and secure networks.
Cisco Switch Catalyst 4900 Description Stock Level
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Cisco Switch Catalyst 4900 Description Stock Level