What result do you get if you change the last line into: 

$chall = Compress::Zlib::uncompress($temp); # ...($chall) -> ...($temp
+)

[download]
? It appears, your script tries to uncompress an undefined scalar.

HTH, but if it works it is only the first step. See comment by lostjimmy.

In reply to Re: Reading a GZIP network stream by Perlbotics
in thread Reading a GZIP network stream by weismat

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