Cisco WS-X4748-RJ45-E= 48 Port Ethernet Switch Catalyst Refurbished

In the world of networking, Cisco is a renowned name that has consistently delivered cutting-edge solutions to meet the evolving demands of businesses. One of its prominent offerings is the Cisco WS-X4748-RJ45-E=, a member of the Catalyst 4500E Series. This plug-in module is designed to provide high-speed connectivity with 1 Gigabyte Per Second (GBPS) support for both Gigabit Ethernet and Fast Ethernet.

The Catalyst 4500E Series is built on a modular architecture, allowing for flexibility and scalability. The platform supports various line cards and modules, enabling organizations to customize their network infrastructure according to their specific requirements. This modular approach makes it easier for businesses to adapt to changing needs without overhauling their entire network setup.

One of the standout features of the WS-X4748-RJ45-E= is its 48 ports, offering extensive connectivity options. This makes it suitable for deployment in environments where numerous devices need to be connected, such as large offices, data centers, or enterprise campuses.

The WS-X4748-RJ45-E= line card supports both Gigabit Ethernet (1 Gbps) and Fast Ethernet, making it a versatile solution for various networking scenarios. Gigabit Ethernet provides high-speed data transfer, making it ideal for bandwidth-intensive applications, while Fast Ethernet ensures compatibility with legacy devices and networks.

This line card utilizes twisted pair technology for connectivity. Twisted pair cables are commonly used in Ethernet networks due to their cost-effectiveness and ease of installation. The twisted pair configuration helps reduce electromagnetic interference, enhancing the overall reliability of the network.

In addition to its primary role as a line card, the WS-X4748-RJ45-E= can function as a service module. Service modules provide additional functionalities beyond basic connectivity, allowing organizations to integrate various services into their network infrastructure seamlessly.

The plug-in module design ensures easy installation and removal. This feature is especially valuable in dynamic network environments where changes and upgrades may be required. The hot-swappable nature of the module minimizes downtime during upgrades, contributing to the overall reliability of the network.

As a Twisted Pair Line Card, this module serves as an interface between the connected devices and the Catalyst 4500E Series switch. Line cards are essential components that enable the switch to process and forward data efficiently. With 48 ports, the WS-X4748-RJ45-E= is capable of handling a substantial number of connected devices simultaneously.

Understanding the applications of the Cisco WS-X4748-RJ45-E= is crucial in assessing its relevance to different networking scenarios. Let's explore the diverse use cases where this line card excels.

In data center environments, where high-speed connectivity and scalability are paramount, the WS-X4748-RJ45-E= finds its place. The 48 ports allow for the connection of numerous servers, storage devices, and other networking equipment, creating a robust and flexible infrastructure.

Large enterprises with extensive network requirements benefit from the WS-X4748-RJ45-E= line card. Its support for both Gigabit Ethernet and Fast Ethernet ensures compatibility with a wide range of devices, making it suitable for diverse networking needs within the enterprise.

For educational institutions, corporate campuses, or any large-scale campus network, the WS-X4748-RJ45-E= provides the necessary connectivity to support a myriad of devices, from computers and printers to IP phones and security cameras.

The inclusion of Fast Ethernet support in the WS-X4748-RJ45-E= makes it a valuable asset for organizations with legacy systems that have not yet transitioned to Gigabit Ethernet. This backward compatibility ensures a smooth integration process without the need for immediate infrastructure upgrades.

Security is a paramount concern in modern networks, and the incorporates features to address these concerns effectively.

Access Control Lists (ACLs) enable network administrators to control the flow of traffic based on specified criteria. The WS-X4748-RJ45-E= supports ACLs, allowing organizations to define and enforce policies to enhance network security.

Port security features in provide an additional layer of protection by allowing administrators to restrict access to specific ports based on MAC addresses. This helps prevent unauthorized devices from connecting to the network.

The WS-X4748-RJ45-E= supports Virtual LANs (VLANs), enabling the segmentation of the network into smaller, isolated segments. VLANs enhance security by logically separating different types of traffic and user groups.

The WS-X4748-RJ45-E= Cisco Catalyst 4500E Series 1GBPS Service Module is compliant with the following standards:

• IEEE 802.3: This standard defines the physical and data link layers of the OSI model for Ethernet networks. The product supports the 10/100/1000Mbps data rates defined in this standard.
• IEEE 802.3ab: This standard defines the 1000BASE-T interface for Gigabit Ethernet networks. The model supports this standard, allowing for the use of standard Category 5/5e/6 cables for Gigabit Ethernet connections.
• IEEE 802.3z: This standard defines the 1000BASE-X interface for Gigabit Ethernet networks. The product supports this standard, allowing for the use of fiber optic cables for Gigabit Ethernet connections.
• IEEE 802.3x: This standard defines the full-duplex flow control mechanism for Ethernet networks. The product supports this standard, allowing for full-duplex operation on all ports.
• IEEE 802.1Q: This standard defines the VLAN tagging protocol for Ethernet networks. The model supports this standard, allowing for the creation and management of VLANs on the network.
• IEEE 802.1p: This standard defines the priority tagging protocol for Ethernet networks. The product supports this standard, allowing for the prioritization of traffic on the network.
• IEEE 802.1D: This standard defines the Spanning Tree Protocol (STP) for Ethernet networks. The model supports this standard, allowing for the creation and management of STP domains on the network.
• IEEE 802.3ad: This standard defines the Link Aggregation Control Protocol (LACP) for Ethernet networks. The product supports this standard, allowing for the creation and management of LACP link aggregation groups on the network.
• Cisco Discovery Protocol (CDP): This is a Cisco proprietary protocol that allows for the discovery of Cisco devices on the network. The model supports this protocol, allowing for the easy identification and management of Cisco devices on the network.
• SNMP: This is a standard protocol for the management of network devices. The product supports this protocol, allowing for the remote management and monitoring of the module from a network management system.

• Manufacturer: Cisco
• Part Number or SKU# WS-X4748-RJ45-E=
• Product Type: Ethernet Switch

• Enclosure Type: Plug-in Module
• Interfaces: Gigabit Ethernet
• Ports: 48 x 10/100/1000
• Jumbo Frame Support: 9216

• Interfaces/Ports: 48 x 10/100/1000Base-T LAN
• Interfaces/Ports Details: 48 x RJ-45 10/100/1000Base-T Network LAN

• Connectivity Media: Twisted Pair 10/100/1000Base-T
• Data Transfer Rate: 10 Mbps Ethernet
• Data Transfer Rate: 100 Mbps Fast Ethernet
• Data Transfer Rate: 1 Gbps Gigabit Ethernet

Advanced Features

• CISCO Gigabit EtherChannel: Enables high-speed connections.
• Port Aggregation Protocol (PAGP) Support: Facilitates link aggregation for enhanced performance.
• Jumbo Frames Support: Allows for larger data packets (9216 bytes) for improved efficiency.
• Link Aggregation Control Protocol (LACP): Enhances link aggregation with dynamic control.

Compatibility

• Designed For: Catalyst 4507R-E, 4507R-E Data Bundle, 4507R-E PoE Bundle, 4510R-E

Outline, the Cisco WS-X4748-RJ45-E= line card is a powerful and versatile component of the Catalyst 4500E Series. With its support for both Gigabit Ethernet and Fast Ethernet, 48 ports, service module capabilities, and robust security features, it addresses the diverse needs of modern networking environments.

Whether deployed in data centers, enterprise networks, campus networks, or environments with legacy systems, the stands out as a reliable solution. Its modular design, remote management capabilities, and seamless integration with Cisco's network management tools contribute to its ease of use and efficiency in configuration and management.

As technology continues to evolve, Cisco remains at the forefront of networking solutions, and the WS-X4748-RJ45-E= exemplifies the company's commitment to delivering high-performance, scalable, and secure networking infrastructure. Organizations looking to enhance their network capabilities would do well to consider the Cisco WS-X4748-RJ45-E= as a key component of their network architecture.