To Next PageTo Next PageHow to resolve interface settings issues on my Cisco C1000-48T-4G-L Switch?
To resolve interface settings issues on your Cisco Switch, use the `show interfaces` privileged EXEC command to see if the interface is error-disabled, disabled, or shutdown on either side of the connection. If needed, reenable the interface.
What to do if the link status is down on my Cisco Switch?
To troubleshoot link status issues on your Cisco Switch: * Connect the cable from the switch to a known good device. * Ensure both cable ends are connected to the correct ports. * Verify that both devices have power. * Make sure you're using the correct cable type. * Check for loose connections by disconnecting and reconnecting the cable.
How to troubleshoot a bad or damaged cable on Cisco Switch?
To troubleshoot a bad or damaged cable on your Cisco Switch, you can examine or exchange the copper or fiber-optic cable with a known, good cable. Also, look for broken or missing pins on cable connectors. Rule out any bad patch panel connections or media convertors between the source and the destination. If possible, bypass the patch panel, or eliminate faulty media convertors (fiber-optic-to-copper).
How to troubleshoot 10/100/1000 PoE+ port connections on Cisco Switch?
To troubleshoot 10/100/1000 PoE+ port connections on a Cisco Switch, use the `show hardware led port power` privileged EXEC command to show the PoE status for all ports. Additionally, use the `show interfaces` privileged EXEC command to see if the port is in an error-disabled, disabled, or shutdown state, and reenable the port if necessary. Verify that the power supply installed in the switch meets the power requirements of your connected devices.
How to troubleshoot SFP and SFP+ module problems on Cisco C1000-48T-4G-L Switch?
To troubleshoot SFP and SFP+ module issues on your Cisco Switch, inspect the SFP module and exchange any suspect modules with known good ones. Verify that the module is supported on your platform. You can also use the `show interfaces` privileged EXEC command to check if the port or module is error-disabled, disabled, or shut down and reenable the port if needed. Ensure all fiber-optic connections are properly cleaned and securely connected.
How to troubleshoot 10/100/1000 port connections on Cisco Switch?
To troubleshoot 10/100/1000 port connections on a Cisco Switch, use the `show hardware led port status` privileged EXEC command to check the status for all ports. Also, use the `show interfaces` privileged EXEC command to see if the port is error-disabled, disabled, or shutdown. Reenable the port if necessary.
What to do if I have autonegotiation and network interface card problems with my Cisco C1000-48T-4G-L?
To resolve autonegotiation issues and network interface card problems on your Cisco Switch: * Try manually setting both sides of the connection. * Upgrade the NIC driver to the latest version.
How to check cabling distance for Cisco C1000-48T-4G-L Switch?
To address cabling distance issues with your Cisco Switch, verify that the cable distance from the switch to the connected device meets the recommended guidelines.
General| Model | C1000-48T-4G-L |
|---|---|
| Device Type | Switch |
| Ports | 48 |
| Uplink Ports | 4 |
| Power Supply | Internal |
| Weight | 11.9 lbs (5.4 kg) |
| Operating Temperature | 32°F to 113°F (0°C to 45°C) |
| Power Consumption | 36W (maximum) |
| DRAM | 512 MB |
| Jumbo Frames | 9216 bytes |
| VLAN IDs | 4094 |
| Maximum Transmission Unit (MTU) Size | 9216 bytes |
| Relative Humidity | 10% to 90% non-condensing |
| Storage Temperature | -40 to 158°F (-40 to 70°C) |
Covers PoE, 10/100/1000 Ethernet, Console, and USB ports on the switch.
Critical safety precautions and warnings to follow during switch installation.
Environmental rules, placement guidelines, and pre-installation operational checks.
Step-by-step instructions for mounting the switch in a standard rack.
Details for attaching brackets and mounting the switch securely on a wall.
Steps for installing and removing SFP and SFP+ modules from the switch.
Using switch LEDs and POST results for initial problem diagnosis.
Identifying and resolving problems related to cables and link status.
Troubleshooting port malfunctions, SFP module errors, and interface settings.
Step-by-step guide for initial switch setup using the Configuration Setup Wizard.
