hadi motamedi wrote: > I tried for the other engaged rpm packages one-by-one . But at last , > only the following one remained as unresolved : > [root at mss-1 tmp]# rpm -Uvh > yum-fastestmirror-1.1.16-13.el5.centos.noarch.rpm > warning: yum-fastestmirror-1.1.16-13.el5.centos.noarch.rpm: Header V3 > DSA signature: NOKEY, key ID e8562897 > error: Failed dependencies: > yum >= 3.0 is needed by > yum-fastestmirror-1.1.16-13.el5.centos.noarch > Can you please let me know why it does not come to an end ? Try installing both at once... # rpm -Uvh yum-....rpm yum-fastestmirror-xxx.....rpm and if that still doesn't work, try... # rpm -Uvh --nodeps yum-fastestmirror-xxx.yyy.rpm # rpm -Uvh yum-xxx.yyy.....rpm for whatever xxx-yyy files you got.