CFT OPEN mode enhancement with 2.6.4 SP3 - relative path information now prohibited

Since version 2.6.4 SP3 the MODE=OPEN have been enhanced so the requester can no longer have relative path information in the NFNAME provided.

Transfer is now rejected when a transfer in 'Open Mode' contains in the NFNAME the following chars:
 ..    ./   /.  .\   \.

 1) When requester receiver:

  cftsend id       = XXXX  ,
          fname    = cc,
          nfname   = '..\test\cc'
 

  cftrecv id       = XXXX  ,
          fname    = 'c:\k26x\bin\&nfname'

 cftutil send part=bclpm,idf=xxxx
 CFTT01E PART=BCLPRM   IDF=XXXX     IDT=D0815095 _ Open mode not allowed
 CFTH13E PART=BCLPM    FPDU Remote reject DIAGI=904 DIAGP=ACR 226
 CFTT82E PART=BCLPRM   IDF=XXXX     IDT=D0815095 transfer aborted
 + 404
 CFTT71E PART=BCLPM    IDF=XXXX     IDT=D0815095 remote creation reject
 + 904 ACR 226  

The same control apply when requester sender