Scope and Limits of Testing [Modify the existing text in this sub-clause as shown below.] Interoperability testing for trunking@ as described in this document@ is limited to functional operations integral to the performance of voice procedures between subscriber radios and FNE under management of a trunking controller. Physically@ the test procedures are confined to SUs (mobile and portable) and FNE. The specific features that are tested herein are limited to those functions identified as Recommended Scope 1 features in the Trunked table found at the end of [4].