Nortel 8300 Reference Manual page 167

Message RADIUS server returned invalid mac qos for -- MAC address
Severity WARNING
Description This message is generated when the radius server sends the QoS attribute but
with a invalid MAC QoS value.
Synopsis Invalid QoS value received from the radius server for the non-eap client
Action Check the Radius Server configuration for this client on the radius server. Verify if
the QoS value is a valid value.
Message radiusStart Can't create mutex semaphore
Severity FATAL
Description This message indicates that the switch is unable to acquire a software resource.
Synopsis Software error.
Action Contact customer support.
Message radLock can't lock mutex
Severity ERROR
Description This message indicates that the switch is unable to acquire a software resource.
Synopsis Software error.
Action Contact customer support.
Message radMalloc Can't allocate memory
Severity ERROR
Description This message indicates that the system is out of memory.
Synopsis Insufficient memory.
Action If the problem persists, contact customer support.
Message radRemoveServer can't lock mutex
Severity ERROR
Description This message indicates that the switch is unable to acquire a software resource.
Synopsis Software error.
Action Contact customer support.
Chapter 4 SMP log error messages 167
System Messaging Platform Reference Guide