Managing the Archiving Approval Workflow for KM Content

Hello Experts,

Could anyone please provide the pre-requisites and steps for Managing the Archiving Approval Workflow for KM Content in SAP Portal 7.4. I have fallowed the below shown link. But i didn't get the actual requirement. i am unable to see the Archiving option in resource details.

Managing the Archiving Approval Workflow for KM Content - Content Administration - SAP Library