Translated with Google translate
-------------------------Windows server 2012 R2 Download:
Tips: After downloading, please be sure to check SHA1 is correct!
File Name: cn_windows_server_2012_r2_datacenter_preview_x64_dvd_2358525.iso
Languages: Chinese - Simplified
SHA1: A0A1CB15E80C377F36156DD1F8F267AD2929E1A5
File Name: en_windows_server_2012_r2_datacenter_preview_x64_dvd_2358570.iso
Languages: English
SHA1: DF8396B8EA3EB74E0D678E098D050CB51D2FCC36
File Name: tw_windows_server_2012_r2_datacenter_preview_x64_dvd_2358529.iso
Languages: Chinese - Taiwan
SHA1: 3C0FD5C6862BCFFF58205385834EC314F7A9EF9F
Microsoft's official address: (thanks Monkey mighty)
Datacenter Preview:
Simplified Chinese:
http://care.dlservice.microsoft.com/dl/ ... CN_DV5.ISO
English:
http://care.dlservice.microsoft.com/dl/ ... US_DV5.ISO
Traditional Chinese:
http://care.dlservice.microsoft.com/dl/ ... TW_DV5.ISO
Thunder fast pass Address:
English: http://kuai.xunlei.com/d/dEndBwLihgDyI8lR863 (thanks cathay)
Simplified Chinese: http://kuai.xunlei.com/d/8D6AAAJJiADJKclR392
Baidu network disk streaming:
Simplified Chinese: http://pan.baidu.com/share/link?shareid ... 3172914321 (thanks l451841014)
Essentials Preview:
English:
http://care.dlservice.microsoft.com/dl/ ... US_DV5.ISO
Windows Server 2012 R2 Preview now supports two activation methods:
Data center product key:
JGXYY-7NMTC-MHKY3-QCC9B-VQRG7
Datacenter Server virtual machines automatically activated (AVMA) Key:
XVNRV-9HTX4-TH2JD-HVJQD-QRQWG
EDIT: One more source - MDL
Windows Server 2012 R2 (“Blue”) Preview Now Publicly Available On MSDN & TechNet