TSM: IBM Tivoli Storage Manager V5.5 End of Support EOS 04/30/2014

Software withdrawal and service discontinuance (EOS): IBM Tivoli and IBM Security selected products
IBM United States Withdrawal Announcement 913-063
April 9, 2013
5608-ISM  IBM Tivoli Storage Manager V5.5                                04/30/2014
5608-ISX  IBM Tivoli Storage Manager Extended Edition V5.5      04/30/2014

Source:
http://www-01.ibm.com/common/ssi/cgi-bin/ssialias?subtype=ca&infotype=an&appname=iSource&supplier=897&letternum=ENUS913-063#h2-wprodx
http://www-01.ibm.com/support/docview.wss?uid=swg21635108&lnk=uctug_tivoli_nwsltr_TSM