Ethtool
Ethtool is the standard Linux utility for getting diagnostic information about wired Ethernet devices and their drivers.
IGEL Setup > Registry  | ||
> Disable ethtool logging  | debug.tools.netlog.ethtool.disabled  | true / false  | 
By default Ethtool logging is included in Netlog logging. However, you can disable it here.  | ||
IGEL Setup > Registry  | ||
> Log only if ethtool output changes  | debug.tools.netlog.ethtool.log_on_changes_only  | true / false  | 
Log only if ethtool output changes (on bootup there will always be at least one log entry)  | ||
IGEL Setup > Registry  | ||
> Number of Rotate Files  | debug.tools.netlog.ethtool.num_rotate_files  | 2 ... 4  | 
Keep up to this number of rotated files (also compressed), the current log not included (which is limited to 600 lines)  | ||
IGEL Setup > Registry  | ||
> Logfile rotate size in MiB  | debug.tools.netlog.ethtool.rotate_size  | 2, 4, 6  | 
Rotate when the size of the uncompressed file reaches this size in MiB.  | ||