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

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Sun Microsystems 440 manual Managing RAS Features and System Firmware