url: Tramp

 
 4.12 URL Types Supported via Tramp
 ==================================
 
 Some additional URL types are supported by passing them to Tramp (See
 The Tramp Manual (tramp)Top.).  These protocols are listed in the
 ‘url-tramp-protocols’ variable, which you can customize.  The default
 value includes the following protocols:
 
 ‘ftp’
      The file transfer protocol.  Seefile/ftp.
 
 ‘ssh’
      The secure shell protocol.  See(tramp)Inline methods.
 
 ‘scp’
      The secure file copy protocol.  See(tramp)External methods.
 
 ‘rsync’
      The remote sync protocol.
 
 ‘telnet’
      The telnet protocol.