AT&T DS1/DMi/ISDN-PRI manual Terminating Test Line Telephone Digits

7-50	ADMINISTRATION OPTIONS AND REQUIREMENTS — SYSTEM 85
			ENHANCED MODE - PROCEDURE: 108, WORD: 1
			ISDN TERMINATING	TEST LINE ASSIGNMENT
		1. Trunk Group:
		TERMINATING TEST LINE TELEPHONE DIGITS
		2.	Digit 1:	10.	Digit	9:
		3.	Digit 2:	11.	Digit	10:
		4.	Digit 3:	12.	Digit	11:
		5.	Digit 4:	13.	Digit	12:
		6.	Digit 5:	14.	Digit	13:
		7.	Digit 6:	15.	Digit	14:
		8.	Digit 7:	16.	Digit	15:
		9.	Digit 8:	17.	Digit	16:
		DISPLAY ONLY
		18.	Trunk Type:
		Connected to CC0 ON-LINE
		enter	command:
Figure 7-24.Procedure 108 Word 1: ISDN Terminating Test Line Assignments (System 85 R2V4)
Field 1			Translates the termination for each trunk group that identifies the ISDN loop around
			terminating test line. The terminating test line is required for B-channel
			maintenance testing.

As part of the installation and ISDN-PRI services provisioning process, the terminating test line number assignment must be coordinated with the terminating switch.

Fields 2-17Assigns digits for the terminating test line.