The document is called the External Call History manual and it only covers the uucp method. If you want to transport the data file via FTP it is best to buy the Avaya Professional Services ECH scripts, as for a decoder, you will either make your own or buy the Avaya PSO option in the PSO ECH scripts. This option can convert the data file to an ASCII delimited flat file.
"Been there, done that and got the teeshirt