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docs/about.rst: Reword and remove redundancy. Also avoid "(S)FTP". 

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
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Daira Hopwood 2013-12-04 01:23:11 +00:00
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@ -44,16 +44,13 @@ Here's how it works:
A "storage grid" is made up of a number of storage servers. A storage server A "storage grid" is made up of a number of storage servers. A storage server
has direct attached storage (typically one or more hard disks). A "gateway" has direct attached storage (typically one or more hard disks). A "gateway"
uses the storage servers and provides access to the filesystem over HTTP(S) communicates with storage nodes, and uses them to provide access to the
or (S)FTP to tahoe clients. filesystem over protocols such as HTTP(S), SFTP or FTP.
Note that you can find gateway nodes referred sometimes as client nodes. The
Tahoe-LAFS architecture defines gateways as "nodes that provide access to Note that you can find "client" used to refer to gateway nodes (which act as
files residing in storage nodes". You can see "clients" also referring to a client to storage servers), and also to processes or programs connecting to
processes or programs connecting to a gateway node and performing operations a gateway node and performing operations on the grid -- for example, a CLI
on the grid (for exemple, the CLI binary). command, Web browser, SFTP client, or FTP client.
Gateways give access to files in the grid via protocols such as HTTP, FTP or
SFTP. So, the gateways act as "clients" to other storage nodes at the same
time that they are serving files to client programs (WebUI, (S)FTP clients).
Users do not rely on storage servers to provide *confidentiality* nor Users do not rely on storage servers to provide *confidentiality* nor
*integrity* for their data -- instead all of the data is encrypted and *integrity* for their data -- instead all of the data is encrypted and