Black Box ServSwitch manual Diagnostic Messages Description, Ports see Section

MATRIX SERVSWITCH™

Table 3-4. The standard diagnostic-screen messages.

Diagnostic Messages	Description
Kernel Version	Indicates version ID of kernel program being run by the
	Switch’s bottom port board (all of the port boards
	should be running the same version). A new kernel may
	be downloaded into the Switch through one of its serial
	ports; see Section 7.2.3.
Overlay Version	Indicates version ID of the firmware of the on-screen
	display board.
Kernel Program	Reports results of checksum calculation of kernel program
	memory. Any result other than GOOD terminates the
	diagnostic sequence, indicating a hardware failure.
Static RAM	Reports results of static memory test. Any result other
	than GOOD terminates the diagnostic sequence,
	indicating a hardware failure.
Configuration	Reports results of checksum calculation of configuration
	memory. Any result other than GOOD terminates the
	diagnostic sequence, indicating a hardware failure.
Board Number	Indicates unit-levelboard number (“1” through “4”) of
	the KVM port or serial port through which the
	diagnostics are being reported. See Figure 2-3 in
	Section 2.4.
Communication ID	Indicates the system-levelboard number (“1” through
	“256”) of the KVM port or serial port through which the
	diagnostics are being reported.
Communication	Reports result of communications test among all the
	boards in network.
Local Ports	Reports number of CPU ports detected in this Switch.
Program Version	Indicates revision ID of the main program being run by
	the Switch’s bottom port board (all of the port boards
	should be running the same version). A new main
	program may be downloaded into the Switch through
	one of its serial ports; see Section 7.2.3.
Main Program	Reports results of checksum calculation of main
	program memory. Any result other than GOOD
	terminates the diagnostic sequence, indicating a
	hardware failure.

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