Solaris connecting to console via COM port

From the station where the console cable is connected to the COM port type the following:

# cu -l /dev/cuad0
Connected

ok help
Enter 'help command-name' or 'help category-name' for more help
(Use ONLY the first word of a category description)
Examples:  help select   -or-   help line
    Main categories are:
Breakpoints (debugging)
Repeated loops
Defining new commands
Numeric output
Radix (number base conversions)
Arithmetic
Memory access
Line editor
System and boot configuration parameters
Select I/O devices
eject devices
Power on reset
Diag (diagnostic routines)
Resume execution
File download and boot
nvramrc (making new commands permanent)
ok go
Jun 19 10:42:18 hostname bge: NOTICE: bge0: link up 100Mbps Full-Duplex
Jun 19 10:42:18 hostname bge: NOTICE: bge1: link up 100Mbps Full-Duplex
Jun 19 10:42:18 hostname bge: NOTICE: bge2: link up 100Mbps Full-Duplex

mdch-vi-g0 console login:

At this state the Sparc System has resumed the normal operation. To exit the console, just type "~.".

For more information:
http://www.idevelopment.info/data/Unix/Solaris/SOLARIS_UsingSerialConsoles.shtml