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Glossary
Roaming – Roaming is an ability to allow users from one cell (or BSS) to another without
losing connection via a wireless device.
SSID – SSID, Service Set Identifier, is a 32-character unique identifier for a workgroup of the
wireless network. An SSID of one WLAN should be different from that of others, so all access
points and other devices intending to communicate with a specific WLAN cannot achieve
successful network connectivity unless presenting the identical SSID. From some perspective,
an SSID performs as a kind of password to supply a measure of security on the WLAN.
However, if an access point is configured to "broadcast" its SSID, this essential security is no
longer remained. An SSID is also known as a Network Name.
USB – USB, standing for Universal Serial Bus, was designed to make a connection between
the computer and its peripherals, such as keyboards, scanners, webcams, printers, etc., via
an easy operation of plug-and-play. USB has proved to be a good solution that allows users to
quickly and easily connect and add peripherals to computers. Through the USB interface,
there's even no need to turn the computer off while adding new peripherals mentioned above
to a computer. Due to its convenience and simplicity, USB has won worldwide popularity, and
most peripherals for computers these days are designed for the USB standard.
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