SYNOPSIS

$0 [--src src-range(default `hostname`)] --dst dst-range --sp src-path [--dp dst-path] \
   [--timeout seconds(default 300)]
   [--max number(default 128)]
   [--retry number(default 2)]
   [--gave number(default 3)]

   [--user username(default `id -un`)] 
   [--sudo user1 ] 
   [--chown root]
   [--chmod 777]
   [--cc]

    -1      Forces grsync to try protocol version 1
    -2      Forces grsync to try protocol version 2
    -3      Forces grsync to try protocol version 3