3-49
Catalyst 3750, 3560, 3550, 2975, 2970, and 2960 Switch System Message Guide
OL-8551-04
Chapter 3 Message and Recovery Procedures
GBIC_SECURITY Messages
Error Message GBIC_SECURITY-4-DUPLICATE_SN: GBIC interface [dec] has the same serial
number as another GBIC interface.
Note This message applies only to Catalyst 3550 switches.
Explanation The GBIC module was identified as a Cisco GBIC module, but its serial number
matches that of another interface on the system. [chars] is the interface in which the module is
installed.
Recommended Action Cisco GBIC modules are assigned unique serial n umbers. Verify that the
module was obtained from Cisco or a supported vendor.
Error Message GBIC_SECURITY-4-EEPROM_CRC_ERR: EEPROM checksum error for GBIC in
[chars].
Note This message applies only to Catalyst 3750, 3560, 2975, 2970, and 296 0 switches.
Explanation The GBIC in the specified port has invalid EEPROM data. [chars] is the port in which
the GBIC is inserted.
Recommended Action Remove the GBIC from the port.
Error Message GBIC_SECURITY-4-EEPROM_READ_ERR: Error in reading GBIC serial ID in
[chars].
Note This message applies only to Catalyst 3750, 3560, 2975, 2970, and 296 0 switches.
Explanation An error occurred while the switch was reading the GBIC type from the EEPROM.
[chars] is the port in which the GBIC is inserted.
Recommended Action Remove the GBIC from the port.
Error Message GBIC_SECURITY-4-EEPROM_SECURITY_ERR: GBIC in [chars] failed security
check.
Note This message applies only to Catalyst 3750, 3560, 2975, 2970, and 296 0 switches.
Explanation The GBIC in the specified port has invalid EEPROM data. [chars] is the port in which
the GBIC is inserted.
Recommended Action Remove the GBIC from the port.