230 / Network telephone trouble for remote usersDialed feature code gets busy tonePossible problemA resource that the remote feature uses may currently be in use.For example, a remote caller trying to use the paging featurewould get a busy tone if the auxiliary speaker were being used atthe time.Solution1. If repeated attempts to use the remote feature get busy tone,there may be a malfunction in a resource that the featureuses. Check that the remote feature hardware is functioningnormally.Calling through Norstar to another systemThe following troubleshooting procedures focus on a remotecaller trying to use your Norstar trunks to reach another system.Line Pool access code gets overflow tonePossible problemIf the published Line Pool access code is valid, the remote callerdoes not have access to that line pool.Solution1. If the incoming trunk answers with DISA, give the remotecaller a COS password that permits access to that line pool.ORchange the Class of Service for the incoming trunk so that itpermits access to that line pool.ORgive the remote caller a Line Pool access code that ispermitted within the Class of Service on the incoming trunk.Modular DR5 Installer Guide