differentiate between DSL ,ISDN and Leased line internet
Answers
Answer:
ISDN does not transmit data through analog lines. DSL connections are often referred to as "always on" connections, so don't do not need to dial up a number. In DSL, there is only a single route for carrying voice, data and video. Two types of DSL connections are widely: Symmetric DSL (SDSL) and Asymmetric DSL (ADSL).
Explanation:
DSL:
DSL means Digital Subscriber Line. Users get a high speed bandwidth connection from a phone wall jack on a prevailing telephone network. DSL works within the frequencies that the telephone doesn't so you can use the Internet while making telephone calls.
ISDN:
Integrated Services Digital Network is a set of communication standards for concurrent digital transmission of voice, video, data, and other network services over the old-style circuits of the public switched telephone network.
Leased line internet:
A leased line is a private symmetric telecommunications circuit between two or more locations delivered according to a commercial contract