Settings that restrict an extension’s access to a specific Centrex line

Settings that restrict an extension’s dialing once it gets a line

Table 4-5. Dialing Restrictions and Permissions

Type of

Example

Setting for Line

Setting for

Setting for

Restrictions

 

Access

Outgoing Call

Disallowed/Allowed

or

 

Restriction

Restriction

Phone Number Lists

Permissions

 

(#302)

(#401)

(#404/#405)

for the

 

 

 

 

Extension

 

 

 

 

Can only

Example: The

“No access” for

No changes

No changes needed

monitor call

receptionist's phone

that line

needed

 

activity and

has the boss'

 

 

 

pick up held

private line, so the

 

 

 

calls on a

receptionist can see

 

 

 

specific

when the boss is on

 

 

 

Centrex line

the line and can

 

 

 

(cannot place

pick up calls the

 

 

 

or receive

boss has put on

 

 

 

calls on the

hold.

 

 

 

line)

 

 

 

 

Can only

Example: A line is

“Incoming only”

No changes

No changes needed

receive (but

only used for taking

for that line

needed

 

not place)

sales orders.

 

 

 

calls on a

 

 

 

 

specific

 

 

 

 

Centrex line

 

 

 

 

Can only

Example: A line is

“Outgoing only”

No changes

No changes needed

place (but not

only used for

for that line

needed

 

receive) calls

telemarketing.

 

 

 

on a specific

 

 

 

 

Centrex line

 

 

 

 

Can only

Example: Clerks in

“No restriction”

“Inside only”

No changes needed

place inside

a supermarket can

 

 

 

calls (and can

call the service desk

 

 

 

answer any

to check prices, but

 

 

 

call)

they cannot make

 

 

 

 

outgoing calls.

 

 

 

Can only

Example: An

“No restriction”

“Local only”

Any local numbers that

place inside

extension in the

 

 

should not be dialed

and local calls

lobby permits

 

 

from the extension are

(and can

visitors to make

 

 

put into a Disallowed List

answer any

local and inside

 

 

(see page 4-19).

call)

calls, but they are

 

 

 

 

prevented from

 

 

 

 

making

 

 

 

 

long-distance calls.

 

 

 

 

 

 

 

 

Can place

Example: An

“No restriction”

“No restriction”

Any local and

inside, local,

employee can make

 

 

long-distance numbers

and long-

any type of call on

 

 

that should not be dialed

distance calls

lines appearing on

 

 

from the extension are

(and can

his or her phone,

 

 

put into a Disallowed List

answer any

but calls to some

 

 

(see page 4-19).

call)

specific local and

 

 

 

 

long-distance

 

 

 

 

numbers are

 

 

 

 

restricted.

 

 

 

 

 

 

 

 

NOTE:

Emergency numbers, Marked System Speed Dial Numbers, Allowed Phone Numbers, and numbers dialed using the System Password override all dialing restrictions if a user has access to a Centrex line to place the call.

Customizing Your System 4-21

Page 68 Page 70
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AT&T II manual Dialing Restrictions and Permissions
Page 68 Page 70

II specifications

AT&T II, a pivotal case in the landscape of telecommunications regulation, emerged from the expansive antitrust actions against the American Telephone and Telegraph Company (AT&T). Following World War II, AT&T had established itself as a telecommunications behemoth, monopolizing the market. The ramifications of this dominance spurred a significant shift in regulatory measures, leading to the dissolution of the Bell System in 1984, which consisted of AT&T and its regional operating companies.

One key feature of AT&T II is its emphasis on promoting competition in the telecommunications sector. The court's decision aimed to dismantle the monopolistic practices that had stifled innovation and restricted consumer choice. By encouraging competition among various service providers, the ruling paved the way for an environment where new technologies could flourish.

The technologies that emerged post-AT&T II significantly transformed the telecommunications landscape. The introduction of new digital switching systems allowed for improved call quality and increased network efficiency. The evolution of fiber-optic technology also played a crucial role, enabling faster transmission speeds and greater data capacity. Moreover, innovative services, such as mobile telephony and broadband internet, proliferated as competition increased.

Another characteristic of AT&T II is its focus on accessibility and consumer protection. The ruling mandated that telecommunications services be available to a broader swath of the population, ensuring that underserved communities had access to essential communication services. This shift not only democratized access but also laid the groundwork for the modern internet revolution, fostering the growth of the digital economy.

The impact of AT&T II can also be seen in the regulatory frameworks that followed. The Federal Communications Commission (FCC) adopted policies aimed at enhancing market transparency and ensuring fair practices among competitors. These regulatory changes helped to create a more equitable playing field, allowing smaller companies to compete against established giants.

In summary, AT&T II marked a turning point in telecommunications history, characterized by a focus on competition, technological advancements, and consumer protection. The dissolution of AT&T's monopoly allowed for the rapid evolution of technology and services, ultimately benefiting consumers and fostering an environment ripe for innovation. This ruling not only redefined the telecommunications industry but also set a precedent for how markets are regulated in the United States.
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