Bellsouth and Redbacks

Just curious if anyone from Bellsouth can comment on why they're
changing from existing vendor to Redbacks? Please take it offline.

http://www.redback.com/PTE?rbAction=press&operation=op_one&nextPage=pressInfo.jsp&regionId=1&localeId=en-US&tableId=1&pressId=1014&cOrA=C