For manual definition updates (Intelligent Updater), visit the Broadcom Security Center
In the management console, go to Admin > Servers , right-click your local site, and select Download LiveUpdate Content . Manual/Offline Updates (.jdb files) symantec endpoint protection update download
For environments where the cannot access the internet, download a .jdb file. For manual definition updates (Intelligent Updater)
The SEPM is the control center. Configure a to reduce internet bandwidth. Set a schedule: go to Admin > Servers