User Guide for the SIP-T46G IP Phone1903. Enter the SIP URI (e.g., sip:moh@sip.com) in the Music Server URI field.4. Click Confirm to accept the change.When you place a call on hold, the held party can hear the music.NoteAutomatic Call Distribution (ACD)ACD is often used in offices for customer service, such as call center. The ACD system handleslarge volumes of incoming calls from callers who have no need to talk to a specific person butwho require assistance from any of multiple persons at the earliest opportunity. ACD on theSIP-T46G IP phone allows the ACD system to distribute large volumes of incoming calls to theregistered ACD users. To use this feature, you should configure an ACD key in advance. Formore information on ACD key icon indicators, refer to Icon Instructions on page 3.NoteTo configure an ACD key via phone user interface:1. Press Menu->Features->DSS Keys.2. Select the desired DSS key.3. Press or , or the Switch soft key to select ACD from the Type field.For this feature to function, all involved parties cannot use encrypted RTP (SRTP).Music on hold server is configurable via web user interface only.Make sure ACD is enabled on your IP phone. For more information, contact your systemadministrator.