Sun Microsystems 440 manual Managing RAS Features and System Firmware

Using the Serial Management Port					16
Activating the Network Management Port 17
Accessing the System Console Through a Terminal Server									19
Accessing the System Console Through a TIP							Connection		22
Modifying the /etc/remote File					25
Accessing the System Console Through an Alphanumeric Terminal										26
Verifying Serial Port Settings on TTYB						28
Accessing the System Console Through a Local Graphics Monitor										29
System Console OpenBoot Configuration Variable Settings 31
2. Managing RAS Features and System Firmware							33
ALOM System Controller		34
Logging In To the ALOM System Controller							34
About the scadm Utility			35
Controlling the Locator LED				37
OpenBoot Emergency Procedures				39
OpenBoot Emergency Procedures for Systems With Non-USB Keyboards 39
OpenBoot Emergency Procedures for Systems With USB Keyboards										40
Automatic System Recovery			41
Auto-Boot Options	42
Error Handling Summary			43
Reset Scenarios 44
Automatic System Recovery User Commands							44
Enabling and Disabling Automatic System Recovery								44
Obtaining Automatic System Recovery Information								46
Unconfiguring and Reconfiguring Devices						46
Enabling the Hardware Watchdog Mechanism and Its Options									49
Multipathing Software	50
For More Information		50

ii Netra 440 Server System Administration Guide • August 2004