Black Box LRU4240 Pattern Error Counter, CRC or CRC4 Errors, Code Violations, Out of Frame Event

Dual Trunk E1 Router

	Field	Definition — Options	Default
	Pattern Error Counter	The number of pattern errors occurring during the current	0
		test. This will only display when Pattern Test reads
		Locked Seconds or Relocked Seconds.
	CRC (or CRC4) Errors	The number of CRC (or CRC4) errors occurring during the	0
		current test.
	Code Violations	The number of Code Violations occurring during the	0
		current test.
	Out of Frame Event	Indicates 2 bits out of 4 bits framing errors for both ESF	0
		and D4 modes
	Frame Error Event	Indicates 2 bits out of 4 bits framing errors	0
	Last Self Test Result	The result of the last test performed. Read only.	0 (if no self-test
		Options:	has been
		Self Test Passed	performed)
		Error nn (0 to 5)
	Next Test (port, fraction)	The next test to run is set in this field. Options:	Self Test
		1. Self Test†
		3. Loop NET
		4. Loop Payload*
		5. Loop Up Remote *
		6. Loop Down Remote*
		7. QRW Pattern*
		8. 1:7 Pattern*
		9. 3:24 Pattern*
		10. 1:1 Pattern*
		11. All 1s Pattern*
		12. All 0s Pattern*
		13. 1:2 Pattern*
		14. 1:4 Pattern*
		15. User 1 Pattern*
		16. User 2 Pattern*
		17. Smart Jack Set‡
		18. Smart Jack Reset‡
		19. Lamp Test†
		*All of these tests offer the option of selecting which
		fraction of the T1/E1 signal the test applies to (NET1,
		NET2). FULL applies to the entire T1/E1 signal
		(including IDLE timeslots).
	Next Test Length	The length of the next test is set in this field.	Unlimited
		15 min., 1 min., 60 min., Unlimited
		With the Self Test, Loop Up Remote and Loop Down
		Remote, this parameter does not apply.
	Full Bandwidth Loop Code	The Loop code to use in the next test is set in this field.	Standard
		Options: Standard, Alternate, Disabled
	Fractional Loop Code	The Loop code to use in the next test is set in this field.	Standard
		Options: Standard, Alternate, Disabled, and ITU-T V.54
Dual Trunk E1 Router User’s Guide		TECHNICAL: 0118 931 2233		131