Telecommunications
Glossary
- LATA
- Local
Access Transport Areas (200 in the U.S.). A geographic service area
defined in the AT&T Modified Final Judgement. The RBOCs (baby Bells)
and GTE are restricted to operations within, but not between, LATAs.
Long distance service within a LATA is provided by the LEC. Service
between LATAs is provided by an IEC. LATAs are represented by a 3-character
code, and there are 164 of them across the country.
LEC - See Local Exchange Carrier
-
- LEC
BAN - Billing Account Number
- 3-digit
number appended to the billing phone number used as the LEC customer
number. Groups all ANIs for a customer.
LEC Billing
- Arrangement
whereby the Local Exchange Carrier invoices the customer for some or
all telecommunications services.
LEC Card
- The billing
arrangement which enables the caller to bill calls to an authorized
calling card issued by a local exchange carrier.
LEC Charges
- Charges
that are the responsibility of the local exchange carrier.
Letter Of Agency - LOA
- A document
that authorizes changing the service provider. (See RespOrg, 800 Portability)
Local Access
- Local
Loop. The connection from a subscriber to the Central Office. The portion
of a circuit connecting the LEC's CO with the customer's premise equipment
across the local network.
Local Access Provider
- Any organization
that is authorized to provide local access. (May or may not be the LEC.)
Local Exchange Carrier - LEC
- The local
or regional telephone company that owns and operates lines to customer
locations and Class 5 Central Office Switches. LECs have connections
to other COs, Tandem (Class 4 Toll) offices and may connect directly
to IECs like WorldCom, AT&T, MCI, Sprint, etc.
Local Exchange Service
- Local
phone calls.
Long Distance Carrier
- A company
providing long-distance phone service between LECs and LATAs.
Telecommunications glossary
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Telecommunications Glossary "L"
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