Q Does the WS-X4148-RJ21 (USED) need to be upgraded?
A No, the WS-X4148-RJ21 (USED) is a plug-and-play module with no required upgrades, though firmware updates for your Catalyst 4500 may enhance performance.
Q Are there alternative products to the WS-X4148-RJ21 (USED)?
A Alternatives include other Cisco 4500 switch modules with varying port configurations and speeds, such as the WS-X4148-GB-RJ45.
Q What common troubleshooting steps are there for the WS-X4148-RJ21 (USED)?
A Ensure proper seating of the module, check the status LEDs, and verify network configurations. Refer to the Cisco Catalyst 4500 troubleshooting guide.
Q What accessories are available for the WS-X4148-RJ21 (USED)?
A Accessories include cable management tools and additional RJ21 cables for connecting to the module's ports.