Hi,

I'm not able to update with YUM. What should i do?

yum update

Loaded plugins: langpacks, product-id, search-disabled-repos, subscription-manager
file:///cdrom/Server/repodata/repomd.xml: [Errno 14] curl#37 - "Couldn't open file /cdrom/Server/repodata/repomd.xml"
Trying other mirror.
No packages marked for update