tarbal is broken

[Логвинов Андрей]

>> Today I download this file: 
>> ftp://ftp.freebsd.org/pub/FreeBSD/ports/ports/ports.tar.gz and him was 
>> broken.
>> 
>> This problem i seems not at first time.
>> 
>> Please, use test archive before uploading to FTP server.
> 
> Please, next time use binary mode for your FTP downloads.  The archive 
>does
> not appear to have any problems.
> 

$ ls -al ports.tar.gz
-rwx------+ 1 Andrew_Logvinov  37228570 Feb 19 13:33 ports.tar.gz
$ md5sum.exe ports.tar.gz
d7ddb3d6b344901eabf105c1f66fd039 *ports.tar.gz
$ gzip -t ports.tar.gz

gzip: ports.tar.gz: invalid compressed data--format violated

What i do wrong?

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