Dell PowerConnect 5548 User Guide - Page 188

Logs The Logs feature enables the switch to keep several, independent logs. Each log is a set of entries that record system events. It contains the following topics: • System Log Overview • Global Parameters • RAM Log • Log File (in Flash) • Login History • Remote Log Server System Log Overview System logs record events and report errors or informational messages. Some aspects of system logging can be configured, as described below. When you configure system logging, the configuration applies to all units in the stack. Some events are automatically logged, such as hardware problems. You may enable/disable logging the following types of events: • Authentication Events in the Global Parameters page • Copy File Events in the Global Parameters page • Management Access Events in the Global Parameters page • Login History in the Login History page Event messages have a unique format, as per the System Logs (SYSLOG) protocol recommended message format for all error reporting, for example, SYSLOG and local device reporting messages are assigned a severity code, and include a message mnemonic that identifies the source application generating the message. Messages may be filtered, based on their urgency or relevancy. Events may be logged to the following destinations: • Console • Logging buffer (RAM)- Messages are stored in a cyclical file buffer. When the maximum number of messages is reached, messages are written starting at the beginning of the buffer (overwriting the old messages). 188 Dell PowerConnect 55xx Systems User Guide