Sun Microsystems SUN BLADE 150, Service Manual

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4-6 Sun Blade 150 Service Manual • June 2002
keyboard. The watch-clock diagnostic is initialized by typing the
watch-clock
command at the
ok
prompt. The following code example shows the
watch-clock diagnostic output message.
4.6.2 Watch-Net and Watch-Net-All Diagnostics
The watch-net and watch-net-all diagnostics monitor Ethernet packets on the
Ethernet interfaces connected to the system. Good packets received by the system
are indicated by a period (.). Errors such as the framing error and the cyclic
redundancy check (CRC) error are indicated with an “X” and an associated error
description. The watch-net diagnostic is initialized by typing the
watch-net
command at the
ok
prompt and the watch-net-all diagnostic is initialized by typing
the
watch-net-all
command at the
ok
prompt. The following code example
shows the watch-net diagnostic output message.
CODE EXAMPLE 4-2
shows the
watch-net-all diagnostic output message.
CODE EXAMPLE 4-1
Watch-clock
Diagnostic
ok watch-clock
Watching the 'seconds' register of the real time clock chip.
It should be 'ticking' once a second.
Type any key to stop.
49
ok
CODE EXAMPLE 4-2
Watch-Net Diagnostic Output Message
ok watch-net
Internal loopback test -- succeeded.
Link is -- up
Looking for Ethernet Packets.
‘.’ is a Good Packet. ‘X’ is a Bad Packet.
Type any key to stop.
............................................................
ok