Calls between SCCP Phone (example 7942 with latest version of firmware) to SOP phone (8811 with latest firmware) require MTP resources? I couldn’t find any document clearly explaining this call scenario in detail

We are running cucm ver 9.1. Could it possible to restrict MOH only for off net calls ( PSTN) but between IP phones ( ONnet calls) should not get the MOH

Is there any system generate “Reason code “available for agent not ready state for following scenario, When agent login and he is in ready state receiving an active ACD calls but, as soon as agent phone ring, agent hit not ready state to avoid taking...