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Symmetric Digital Subscriber Line (SDSL) is a more expensive and sophisticated form of fixed-line broadband provision for internet access, and generally used only by businesses. It is called Symmetric because Upload speed (to the internet) is the same as the Download speed (from the internet). It is therefore good for applications like VPNs (Virtual Private Networks) where the server on a VPN link may need to upload quite a lot of data. See also ADSL (Asymmetric Digital Subscriber Line).

Office Update Error
18th Jan 2019

Microsoft Office Click-To-Run software can sometimes encounter an error during update.  "Something went wrong" and error code 30015-26. This seems to be because corruption has occurr...