McDewey

© 2023 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information 3 VG400-8FXS VG420-144FXS VG420-84FXS/6FXO VG420-132FXS/6FXO VG450/K9* VG450-72FXS/K9 VG450-144FXS/K9 *Requires a NIM Supported Features: The following supplementary services are supported. Call Hold Call Waiting Call Transfer (unattended/attended) Call Forward no Answer Audio Message Waiting Indicator Call Forwarding Unrestricted Call Forward Busy Call Park Directed Call Pickup Directed Call Pickup Group Three-way Conference Configure To implement supplementary services for Foreign Exchange Station (FXS) ports the call control server (CUCM) should be able to subscribe to the hookflash or onhook events. This requires FXS ports to be registered to CUCM as SIP endpoints. The use of SIP over SCCP facilitates features such as SIP Header modification, endpoint based call routing and enables new features such as directed call retrieval. Network Diagram