enable rhel-7-server-dotnet error

Latest response

I can't enable the repo to install dotnet software:
[ yum.repos.d]# subscription-manager repos --list|grep -i rhel-7-server-dotnet
[yum.repos.d]# subscription-manager repos --list|grep -i rhel-7-server
Repo ID: rhel-7-server-devtools-debug-rpms
Repo ID: rhel-7-server-devtools-beta-debug-rpms
Repo ID: rhel-7-server-devtools-rpms
Repo ID: rhel-7-server-devtools-beta-rpms
Repo ID: rhel-7-server-crw-text-only-rpms
Repo ID: rhel-7-server-devtools-source-rpms
Repo ID: rhel-7-server-devtools-beta-source-rpms
[ yum.repos.d]# subscription-manager repos --enable=rhel-7-server-dotnet-rpms
Error: 'rhel-7-server-dotnet-rpms' does not match a valid repository ID. Use "subscription-manager repos --list" to see valid repositories.
[root@diggwpd01042 yum.repos.d]#

Responses

the server is already registered and I don't see the repo named "rhel-7-server-dotnet-rpms" from repo list, hence the enable action failed with "does not match a valid repository ID", here are consumed repo list on my server:

[ yum.repos.d]# subscription-manager list --consumed|grep -i red Provides: Red Hat Developer Tools (for RHEL Server) Red Hat Developer Tools Beta (for RHEL Server) Red Hat Developer Tools (for RHEL Workstation) Red Hat Developer Toolset (for RHEL Server) Red Hat Developer Tools Beta (for RHEL Workstation) Red Hat Software Collections (for RHEL Server) Red Hat Developer Toolset (for RHEL Workstation) Red Hat Software Collections (for RHEL Client) Red Hat Software Collections (for RHEL Workstation) Red Hat Software Collections Beta (for RHEL Server) Red Hat Software Collections Beta (for RHEL Client) Red Hat Software Collections Beta (for RHEL Workstation) Service Level: Layered what repo has rhel-7-server-dotnet-rpms ? thanks, James