Update centos-install.rst
Update centos-install.rst
dOpensource/dsiprouter,khorsmann/dsiprouter,khorsmann/dsiprouter,dOpensource/dsiprouter,khorsmann/dsiprouter,khorsmann/dsiprouter,dOpensource/dsiprouter,dOpensource/dsiprouter,dOpensource/dsiprouter