[[Explain why [Tcl]'s [VFS] capabilities make this an almost indescribably exciting topic.]]
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   * [ftp]
   * [Hamachi]
   * [http], and its [WebDAV] extension
   * [NFS]
   * P2P stuff, including ...
   * [Samba]
   * various uses of [ssh] (and, in sufficiently archaic situations, [telnet]) (work [SSL] in here?)
   * [tftp]



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[Remote execution]