WS-X4248-RJ21V (USED)

What are the key features of the WS-X4248-RJ21V linecard?

The WS-X4248-RJ21V linecard features Power over Ethernet (PoE) 802.3af support for up to 48 devices, high-speed 10/100 connectivity, and RJ21 connector ports, making it ideal for high-density deployments.

How does the WS-X4248-RJ21V linecard enhance network efficiency?

By integrating PoE 802.3af support, this linecard reduces the need for additional power cables, simplifying deployments and reducing costs, while providing high-speed data and power to connected devices.

Can the WS-X4248-RJ21V linecard be used in existing Catalyst 4500 series chassis?

Yes, this linecard is designed for compatibility with existing Catalyst 4500 series chassis, allowing for easy integration into current network infrastructures without the need for additional hardware.

What are the application scenarios of the WS-X4248-RJ21V linecard?

It is ideal for enterprises requiring high-density connectivity and PoE support, such as office buildings, schools, and retail environments, where there are numerous PoE-enabled devices.

How do I install and configure the WS-X4248-RJ21V linecard in a Catalyst 4500 chassis?

Installation involves physically inserting the linecard into a compatible Catalyst 4500 series chassis slot and configuring it through the network management software, following Cisco's guidelines for optimal performance.

Does the WS-X4248-RJ21V linecard need to be upgraded?

Firmware and software upgrades may be necessary to maintain compatibility with new network standards and features. Cisco provides guidelines and updates to ensure your linecard remains up to date.

What are the common troubleshooting steps for the WS-X4248-RJ21V linecard?

Common steps include verifying power and network connections, checking for LED status indicators, restarting the linecard, and ensuring the correct configuration settings are applied.

Are there any alternative products to the WS-X4248-RJ21V linecard?

Yes, Cisco offers a range of linecards for the Catalyst 4500 series. Alternatives may vary based on the required number of ports, speed, and additional features such as PoE+ or 10G connectivity.

What accessories are available for the WS-X4248-RJ21V linecard?

Accessories may include additional or replacement RJ21 cables, cable management solutions, and optional power supplies to support the PoE capabilities of the linecard.

How does the WS-X4248-RJ21V linecard compare to similar products in terms of cost-effectiveness?

The WS-X4248-RJ21V linecard is positioned as a cost-effective solution for high-density PoE deployment, offering a balance of performance, support, and cost, particularly when compared to newer models or competitors' offerings.

How cost-effective is the WS-X4248-RJ21V Linecard?

The WS-X4248-RJ21V (USED) offers reliable PoE 802.3af support for 48 ports at a reduced price, making it a cost-effective choice.

What are the main features of the WS-X4248-RJ21V Linecard?

The main features include Catalyst 4500 compatibility, PoE 802.3af support, and 48 10/100 Mbps RJ21 ports.

What application scenarios are suitable for the WS-X4248-RJ21V Linecard?

Ideal for enterprise network environments requiring multiple PoE devices like IP phones and wireless access points.

How do you install the WS-X4248-RJ21V Linecard?

Slide the linecard into the appropriate Catalyst 4500 chassis slot and secure it with screws. Refer to the manual for detailed instructions.

Does the WS-X4248-RJ21V Linecard require a software upgrade?

Ensure your Catalyst 4500 chassis runs the latest IOS to support WS-X4248-RJ21V features and PoE capabilities.

Are there any alternative products to the WS-X4248-RJ21V Linecard?

Alternatives include other Cisco Catalyst 4500 linecards like WS-X4548-GB-RJ45, depending on your specific network requirements.

What are the common troubleshooting steps for WS-X4248-RJ21V Linecard issues?

Check power connections, ensure the chassis is compatible, update IOS software, and verify port configurations.

What accessories are available for the WS-X4248-RJ21V Linecard?

Accessories include PoE injectors, compatible chassis, and RJ21 cables for connectivity.

How does the WS-X4248-RJ21V Linecard compare to other Cisco 4500 switch modules?

It provides a specific balance of port density, PoE capability, and cost-effectiveness tailored for enterprise deployments.

What is the longevity of the WS-X4248-RJ21V Linecard given it is a used product?

Despite being used, the WS-X4248-RJ21V is resilient with proper maintenance, and Cisco's build quality ensures extended usability.