Cisco WS-X4548-GB-RJ45 Catalyst 48 Ports LC Service Module Refurbished

In the realm of networking, the WS-X4548-GB-RJ45 is a line card designed for the Catalyst 4500 series, a widely used modular switch platform. This line card, specifically, is known for its enhanced capabilities, featuring 48 ports supporting 10/100/1000 Base-T (RJ-45) twisted pair connections. In this comprehensive guide, we will delve into the intricacies of the WS-X4548-GB-RJ45, exploring its features, functions, and how it fits into the broader context of network infrastructure.

Before we delve into the specifics of the WS-X4548-GB-RJ45, let's take a moment to understand the Catalyst 4500 series. Cisco's Catalyst 4500 is a modular chassis-based switch that has been a staple in enterprise networks for years. Its modular design allows for flexibility and scalability, making it suitable for various network architectures.

The WS-X4548-GB-RJ45 stands out for its impressive port density, offering 48 ports that support 10/100/1000 Base-T. This means it can accommodate a large number of devices simultaneously, making it suitable for deployment in environments with high network traffic.

The inclusion of RJ-45 ports ensures compatibility with standard Ethernet cables, commonly used in networking setups. This feature enhances the ease of integration and makes the WS-X4548-GB-RJ45 a versatile solution for various networking needs.

Flow control is a crucial aspect of network performance, and the WS-X4548-GB-RJ45 doesn't disappoint in this regard. It supports flow control mechanisms, which help regulate the data flow between interconnected devices, preventing congestion and optimizing network efficiency.

The line card is equipped with Gigabit Ethernet capabilities, providing high-speed connectivity for data transfer. Gigabit Ethernet is essential for modern networks, especially in scenarios where large volumes of data need to be transmitted quickly and reliably.

Flexibility is a key characteristic of the WS-X4548-GB-RJ45, as it supports both half and full-duplex modes. This allows for adaptation to different network requirements, ensuring optimal performance based on the specific needs of the connected devices.

The WS-X4548-GB-RJ45 is designed to support plug-in service modules, adding another layer of functionality. These modules can include additional features or services, such as security measures, enhancing the switch's capabilities based on the unique demands of the network.

Understanding the features of the WS-X4548-GB-RJ45 is crucial, but it's equally important to consider how this line card fits into real-world network deployment scenarios.

In large enterprises with a multitude of devices requiring network connectivity, the WS-X4548-GB-RJ45's high port density becomes a significant advantage. It can efficiently handle the traffic generated by numerous users, devices, and applications, ensuring a smooth and reliable network experience.

Data centers demand robust networking solutions to handle the intense data loads associated with servers, storage systems, and communication between various components. The Gigabit Ethernet support and flow control mechanisms make the WS-X4548-GB-RJ45 well-suited for deployment in data center environments.

Campus networks, prevalent in educational institutions and large corporate campuses, require switches that can accommodate a diverse range of devices. With its versatility and plug-in service module support, the WS-X4548-GB-RJ45 can be tailored to meet the specific needs of a campus network.

This item is a service module for the Cisco Catalyst 4500 series switches. It has 48 Gigabit Ethernet ports that are compliant with several industry standards. These include:

• IEEE 802.3: This standard defines the physical layer and data link layer specifications for Ethernet. The WS-X4548-GB-RJ45 supports 10/100/1000 Mbps Ethernet operation, which is compliant with this standard.
• IEEE 802.3ab: This standard specifies the physical layer and data link layer specifications for Gigabit Ethernet over copper cables using the 1000BASE-T (twisted pair) connector.
• IEEE 802.3u: This standard specifies the physical layer and data link layer specifications for Fast Ethernet (100 Mbps) operation over copper cables using the 100BASE-TX and 100BASE-T4 connectors.
• IEEE 802.3z: This standard specifies the physical layer and data link layer specifications for Gigabit Ethernet over optical fiber cables using the 1000BASE-SX, 1000BASE-LX, and 1000BASE-LX10 connectors.
• IEEE 802.3x: This standard specifies the flow control mechanism for full-duplex operation in Ethernet networks.

By being compliant with these standards, the model service module ensures compatibility with other devices and networks that comply with the same standards. This allows for seamless integration and interoperability in various types of networks. Additionally, the module is designed for the Cisco Catalyst 4500E and 4500X switches and it can work with the supervisor engine V-10GE, V-8GE, V-4GE, V-2GE, and V-2E.

The WS-X4548-GB-RJ45 is a service module for the Cisco Catalyst 4500 series switches. It provides 48 Gigabit Ethernet ports with RJ-45 connectors in a single module, allowing network administrators to increase the number of ports on their switch. One of the key features of this part is its high reliability.

Some of how this product provides high reliability include:

• Redundancy: The module supports Link Aggregation Control Protocol (LACP) and Port Aggregation Protocol (PAgP), which allow network administrators to increase network redundancy by aggregating multiple links. This ensures that if one link fails, the other links will take over and maintain network connectivity.
• High availability: The module is designed to be highly available, with features such as hot-swappable, which allows network administrators to replace the module without disrupting network operations.
• Error-free performance: The module has built-in error-detection and correction mechanisms, which help to ensure that data is transmitted error-free and that any errors that do occur are corrected quickly.
• Quality of Service (QoS): The module supports advanced QoS features, such as traffic shaping and priority queuing, which allow network administrators to prioritize critical traffic and ensure optimal network performance.
• Error-free performance: The module has built-in error-detection and correction mechanisms, which help to ensure that data is transmitted error-free and that any errors that do occur are corrected quickly.

• Manufacturer: Cisco
• Part Number or SKU# WS-X4548-GB-RJ45
• Product Type: Service Module

• Application/Usage: Data Networking
• Enclosure Type: Plug-in module

• Total Number of Ports: 48
• Connector Type: RJ-45
• Interfaces/Ports Details: 48 x RJ-45 10/100/1000Base-T

• Media Type Supported: Twisted Pair
• Ethernet Technology: Gigabit Ethernet
• Network Technology: 10/100/1000Base-T
• Maximum Data Transfer Rate: 100

• Flow control, half duplex mode, full duplex mode

• Interfaces: 48 x 1000Base-T RJ-45

• MTBF: 171,356 Hours

Safety Certifications

• UL 1950
• EN 60950
• CSA-C22.2 no 950
• IEC 950
• IEC 60950-1, 2 Ed. EN 60950-1, 2 Ed. UL 60950-1, 2 Ed. CAN/CSA-C22.2 No. 60950-1 2 Ed.

Electromagnetic Emissions Certifications

• FCC 15J Class A
• VCCI Class A
• CE Marking
• EN 55022 Class A
• EN 55024 Class A
• CISPR 22 Class A
• AS/NZ 3548
• NEBS Level 3 (GR-1089-CORE, GR-63-CORE)
• ETSI ETS-300386-2
• EN 50121-4

Power Description

• Max Rated Power: 60 W

Environmental Parameters

• Min Operating Temperature: 32 °F
• Max Operating Temperature: 104 °F
• Humidity Range Operating: 10 - 90% (non-condensing)

Miscellaneous

• Compatibility: Catalyst 4500 Series Switches

In summary, the WS-X4548-GB-RJ45 line card for the Catalyst 4500 series is a powerful networking component with a range of features catering to diverse deployment scenarios. Its high port density, Gigabit Ethernet support, and flexibility in duplex modes make it a versatile choice for various network architectures. Understanding its features, deployment scenarios, installation process, and maintenance considerations is crucial for network administrators looking to leverage its capabilities effectively. By incorporating the WS-X4548-GB-RJ45 into a network infrastructure thoughtfully, organizations can build robust and scalable networks that meet the demands of modern connectivity.