Tenn. Comp. R. & Regs. 1220-04-06-.05

Current through December 18, 2024

Section 1220-04-06-.05 - TECHNOLOGY DEPLOYMENT PLAN FOR INDIVIDUAL TELEPHONE COMPANIES

(1) The following is a key to abbreviations used in paragraphs (2) and (3).

(a) Switching Machine Legend List by Vendor.

1.	DCO	Digital Central Office
2.	SXS	AT&T Technologies 350A or #1 SXS
3.	355	AT&T Technologies 355A SXS
4.	RSS	AT&T Technologies IOA Remote Switching System
5.	RSM	AT&T Technologies Remote Switching Module
6.	IAESS	AT&T Technologies #IA Electronic Switching System
7.	2ESS	AT&T Technologies #2 Electronic Switching System
8.	2BES	AT&T Technologies #2B Electronic Switching System
9.	3ESS	AT&T Technologies #3 Electronic Switching System
10.	5XB	AT&T Technologies #5 Crossbar
11.	5ESS	AT&T Technologies #5 Electronic Switching System
12.	SXS-AE	Automatic Electric SXS
13.	REM	Generic Digital Remote
14.	DIG	Generic Digital Switch
15.	TDM	Generic Tandem Switch
16.	TCS-5 ITT	Corporation Analog Electronic Switching System
17.	DSS-1210	ITT Digital Switch
18.	SXS-I	ITT SXS
19.	RM-K	Kellogg Relay-Matic Electromechanical Switch
20.	SXS-K	Kellogg SXS
21.	RM-L	Lenkhurt Relay-Matic Electromechanical Switch
22.	NEAX61K	NEC Digital Switch, Version K
23.	NWC	New Wire Center
24.	NX-2A	North Crossbar Switch
25.	NXI-E	North Crossbar Switch with Processor Control
26.	DMS-200	Northern Telecom Access Tandem/TOPS
27.	SP-1	Northern Telecom Analog Electronic Switching System
28.	DSM-1/200	Northern Telecom Combined Local/Access Tandem
29.	DSM-10	Northern Telecom Digital Multiplexing System
30.	DSM-100	Northern Telecom Local Digital Switch
31.	RLCM	Northern Telecom Remote Line Concentrator Module
32.	RLSE	Northern Telecom Remote Line Switch Equipment
33.	RSC	Northern Telecom Remote Switching Center
34.	RM-S	Stromberg Carlson Electromechanical Switch
35.	ESC-1	Stromberg Carlson Electromechanical Switching Center
36.	XY	Stromberg Carlson Step-by-Step Switch
37.	ITS-5	Vidar Corporation Digital Switch

(b) COUNTY CLASS

1. R = Rural

2. S = Suburban

3. U = Urban

(2) Tennessee Regulatory Authority Telecommunications Technology Deployment Plan, Master Plan Network Switch Configuration.

Click to view Image

Tenn. Comp. R. & Regs. 1220-04-06-.05

Original rule filed August 3, 1992; effective September 17, 1992. Editorial changes made by the Secretary of State pursuant to Public Chapter 305 of 1995; "Commission" and references to the "Commission" were changed to "Authority" and references to the "Authority"; effective March 28, 2003.

Authority: T.C.A. §§ 65-2-102 and 65-4-104.