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ATT Definity Addendum 1 For Ds1, Dmi, Isdn Pri Instructions Manual

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Page 131

ADMINISTRATION OPTIONS AND REQUIREMENTS — GENERIC 27-53
GENERIC 2
Depending on whether the switch provides private network ISDN service or public network ISDN
services, whether the switch functions as an endpoint or as a tandem node, will determine whether other
features should be administered before ISDN-PRI. Primarily, these other features include tandem tie
trunk access, trunk-to-trunk calling, and miscellaneous trunk restrictions. When applicable, these
features are administered with procedures 275,...

Page 132

7-54ADMINISTRATION OPTIONS AND REQUIREMENTS — GENERIC 2
Field 14For Generic 2, field 14 must always be translated. Field encodes and their descriptions
are:½
—
0
1(Dash) required when ISDN is not provided. Current policy is to always ship
ISDN-PRI software with the switch. However, the administration software still
provides the option to assign this software as unprovided.
Must be translated when ISDN is provided but disabled.
Must be translated to enable ISDN service.½
½
½
½
Procedure 276 Word 1: Other...

Page 133

ADMINISTRATION OPTIONS AND REQUIREMENTS — GENERIC 27-55
ENHANCED MODE — PROCEDURE: 250, WORD: 1
CARRIERS
CARRIER LOCATIONLOCAL RMI LOCATION
1.
2.
3.Module:
Cabinet:
Carrier:
12.
13.
14.
15.Module:
Cabinet:
Carrier:
Slot:
4. Carrier Type:
MODULE CONTROL
5.
6.
7.
8.I/O:
PDS:
Duplicated:
TMS:
9.
10.
11.Port Electrical Carrier:
TMS Electrical Carrier:
SC Equipped:
Connected to CC0 ON-LINE
enter command:
Figure 7-27. Procedure 250 Word 1: System Configuration — Carriers (Generic 2)½
DS1 circuit packs may only...

Page 134

7-56ADMINISTRATION OPTIONS AND REQUIREMENTS — GENERIC 2
Field 4Translates a particular type of carrier (such as DS1/MFAT, module control, or TMS) to
the equipment location identified by fields 1-3. For DS1/DMI/ISDN-PRI applications,
field encodes and their descriptions are:½
2 Universal Module Control 0
3 Universal Module Control 1
4 TMS 0 Control
5 TMS 0 Growth
6 Traditional Module Control 0
7 Traditional Module Control 1
8 TMS 1 Control
9 TMS 1 Growth
10 Universal port
11 DS1 port carrier
Depending on...

Page 135

ADMINISTRATION OPTIONS AND REQUIREMENTS — GENERIC 27-57
ENHANCED MODE — PROCEDURE: 260, WORD: 1
DS1/ISDN AND RG CIRCUIT PACK ASSIGNMENTS
EQUIPMENT LOCATIONSC
1.
2.
3.
4.Module:
Cabinet:
Carrier:
Slot:
12.
13.Equipment Type:SC Reference:
SIGNALING14.
15.
16.
17.
18.
19.Application:
Bit Inversion:Link Type:
SA/FX:
Loop Length:
E Bit:
6.
7.
8.
9.
Framing:
23B+D/24B:
24C/RBS:
ZCS/ B8ZS:
10.
11.Slip Enable:External Loop:
DISPLAY ONLY
20. SC Information:
Connected to CC0 ON-LINE
enter command:
Figure 7-28....

Page 136

7-58ADMINISTRATION OPTIONS AND REQUIREMENTS — GENERIC 2
Fields 1-4Assigns the circuit pack to an equipment location. Table 7-6, Equipment Parameters
and Permitted Translation Encodes, depicts the permitted ranges for these encodes.
TABLE 7-6. Equipment Parameters and Permitted Translation Encodes
Equipment
Parameter
Traditional
ModuleUniversal
Module
Module Number0-300-30
Cabinet Number
0-7
0
DS1 Carrier ID
0-3
c-e
Slot Numbers (Note 1)
ISDN-PRI Trunks
Line+Trunk Mode
OPS Line-Only Mode5 and 18 (Note...

Page 137

ADMINISTRATION OPTIONS AND REQUIREMENTS — GENERIC 27-59
Field 7If field 14 is defined as non-ISDN (0, 1, or 2) this field is equivalent to the Per-
Channel Signaling and common channel signaling options used with System 85 R2V4.
However, the terms have been changed to facility associated signaling (FAS) and
NFAS.½
If field 14 is defined as ISDN (5), this field is used to specify the method used to
construct signaling bits for each DS0 B-channel. The 23B + 1D option is also called
FAS. If this interface...

Page 138

7-60ADMINISTRATION OPTIONS AND REQUIREMENTS — GENERIC 2
Field 9Assigns the line coding format that will be used to forcibly ensure that the data meets
T1-carrier ones-density requirement. Field encodes and their descriptions are:
l    Zero Code Suppression (ZCS)
l    Bipolar 8 Zero Code Suppression (B8ZS).
The ZCS line-coding format (restricted) scans each byte for the all-zeroes octet and, on
detecting this bit sequence, substitutes a one for the zero in bit position 2. The ZCS
format is the most common...

Page 139

ADMINISTRATION OPTIONS AND REQUIREMENTS — GENERIC 27-61
Field 10This option enables (1) or disable (0) collection of slip data to support excessive slip
rate based on switching between the primary, secondary, or internal high-accuracy
clocks. The decision to switch from one source to the other is normally based on an
internal slip count calculation (software record). However, hardware events (such as
primary link failures) may take precedence over any software controls.½
½
½
Slips are caused by...

Page 140

7-62ADMINISTRATION OPTIONS AND REQUIREMENTS — GENERIC 2
Field 11Offers the options external loop not available (0) or available (1).
The external loop available option should be selected only when demand diagnostic
maintenance is done and then only after the interface has been busied out. This option
is used with procedure 620, test 2, to extend the range of the test to include the
network channel-terminating equipment (NCTE) and the connecting facility (any
external equipment to the point of the DS1...
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