Communications System Owner Manual
Table Of Contents
- Table of Contents
- ABOUT THIS DOCUMENT
- 1. INTRODUCTION TO CONNECTIVITY
- 2. COMMUNICATION SYSTEM NETWORKING (em AN OVERVIEW
- 3. TANDEM TIE TRUNK NETWORKS
- 4. MAIN-SATELLITE/TRIBUTARY (MS/T) NETWORKS THROUGH THE UDP OR MULTIPREMISES PACKAGES
- 5. ELECTRONIC TANDEM NETWORK (ETN) THROUGH THE ETN AND PNA PACKAGES
- 6. DISTRIBUTED COMMUNICATIONS SYSTEM (DCS)
- 7. DATA CONNECTIVITY - AN OVERVIEW
- 8. DATA COMMUNICATIONS CAPABILITIES
- 9. DATA COMMUNICATIONS CONFIGURATIONS
- A. RELATED DOCUMENTS
- B. SYNCHRONIZATION OF DIGITAL FACILITIES
- THE NEED FOR SYNCHRONIZATION
- SYNCHRONIZATION HIERARCHY
- CHANGES TO THE SCS SOFTWARE MADE AVAILABLE VIA SOFTWARE PATCHES
- NETWORK SYNCHRONIZATION AND ENGIINEERING
- AVAILABILITY OF SYNCHRONIZATION SOURCES
- CONCLUSIONS ON SYNCHRONIZATION
- USE OF GENERIC 2 AS A SYSTEM CLOCK REFERENCE
- USE OF GENERIC 1 AS A SYSTEM CLOCK REFERENCE
- C. TRUNKING TERMS AND CAPABILITIES
- D. COMMUNICATIONS PROTOCOLS
- E. LEAD DEFINITIONS
- F. NETWORKING FEATURES - AVAILABILITY MATRIX
- ABBREVIATIONS
- GLOSSARY
- INDEX
TRUNKING TERMS AND CAPABILITIES C-17
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TRUNKING CHARACTERISTICS TABLE
D ——identifies the DEFAULT supervision option on the Generic 2 for the associated trunk group type and the
only option for R2V3 and earlier releases.
-## ——identifies a 1- or 2-digit number that corresponds to a particular
DIMENSION PBX and/or System 85
signaling type. Beginning with System 85 R2V4, some trunk types may also be optioned (via administration
procedures) for signaling types other than the default.
Note: Where appropriate the default designator (D) and the signaling type designator (-##) are combined to identify
the default signaling type; for example, the table entry ‘‘D-1’’ means that the default signaling is ‘‘Ground Start.’’
The table entries apply to Generic 2 trunk connections. However, they may also be true for earlier versions of the
switch.
Signaling Types:
1 —Ground start
2 —Ground start with party test
3 —Loop/reverse battery, wink start
4 —E&M immed in/immed out
5 —E&M wink-start in/immed-start out
6 —ANI signaling
7 —Auxiliary equipment
8 —E&M delay-dial in/immed-start out
9 —E&M delay-dial in/wink or delay-dial with
dial-tone out
10 —E&M wink-start in/wink or delay-dial with
dial-tone out
11 —E&M wink-start in/wink or delay-dial out
(universal sequence)
12 —E&M immed in/wink or delay-dial out
13 —E&M release link trunk out
14 —E&M release link trunk in
15 —E&M main satellite immed start
16 —E&M main satellite wink start
17 —E&M main satellite delay-dial out
18 —S-channel signaling, host access GPP, host
access EIA
19 —Loop start
20 —DMI ISDN-MOS
21 —E&M wink-start in/wink-start out
22 —E&M delay-dial in/delay-dial out
23 —E&M delay-dial in/wink or delay-dial out
24 —E&M delay-dial in/wink or delay-dial out
25 —E&M immed-start in/wink or delay-dial
out with fail on timeout
26 —E&M wink-start in/wink or delay-dial out
with fail on timeout
27 —Analog line loop
28 —E&M automatic in/immed-start out
29 —E&M automatic in/wink-start out
30 —Loop/reverse battery, immed-start
31 —E&M immed-start in/automatic out
32 —E&M automatic in/automatic out