Cabling Distance
If the port statistics show excessive FCS, late-collision, or alignment errors, verify that the cable distance
from the switch to the connected device meets the recommended guidelines.
Finding the Switch Serial Number
If you contact Cisco Technical Assistance, you need to know the switch serial number. You can also use the
show version
privileged EXEC command to see the switch serial number.
Figure 22: Serial Number Location
PID number
3
MAC address
1
Serial number
4
CLEI code
2
Cisco Catalyst 2960-L Series 24-Port and 48-Port Switch Hardware Installation Guide
39
Troubleshooting
Finding the Switch Serial Number
