Server Message Block (SMB) is an application-layer network protocol that facilitates network communication while providing shared access to client files, printers and serial ports. SMB is prevalent in Microsoft Windows operating systems released prior to the Active Directory protocol, where it was known as Microsoft Windows Network. SMB is also...
A telephone company (telco) provides telephone and data communication services. Most telephone companies offer Internet/telephone packages for a fixed monthly fee. Bundled telephony services are usually cheaper than individual services.This term is also known as telecommunications operator, communications service provider (CSP) and, in the U.S., local exchange carrier (LEC).
Customers use telco services for local, long distance and international phone calls. Fees for long distance and international calls are usually higher than local calls. Additionally, fees are usually charged for phone line rentals. There are also services with discounts for certain call types, including local, long distance and international calls.
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