On Wed, 26 Mar 2014 21:37:07 -0700 (PDT) Hersh Parikh wrote: > Examining glibc-2.7-12.2mnb1.x86_64.rpm: 6:glibc-2.7-12.2mnb1.x86_64 I think "mnb" means that you have a Mandriva rpm there; nothing to do with Centos. The current version of glibc on Centos 5 is glibc-2.5-118.el5_10.2 -- MELVILLE THEATRE ~ Real D 3D Digital Cinema ~ www.melvilletheatre.com