The set of security attributes necessary for trusted routing is called the SRI (for security routing information). The SRI always includes a minimum and a maximum label to establish the route's accreditation range:
As described on the route(1M) man page, the SRI can also incorporate other security attributes. The SRI is obtained from one of two possible sources:
The dynamic routing software initially derives the SRI from the template assigned to the computer on the router.
The Security Administrator role can enter the SRI manually in a static routing table.