Calling Features• Calling Features Overview, page 1• Basic Call Options, page 1• Additional Call Options, page 4• Call Answer, page 7• Call Disconnect, page 8• Hold and Resume, page 9• Mute, page 10• Multiple Calls, page 10• In-Progress Call Movement, page 12• Call Transfer, page 13• Call Transfer to Voice Message System, page 14• Call Forward, page 15• Do Not Disturb, page 16• Conference Calls, page 17• Intercom Calls, page 22• Advanced Call Handling, page 23Calling Features OverviewYou can perform basic call-handling tasks using a range of features and services. Feature availability canvary; contact your system administrator for more information.Basic Call OptionsHere are some easy ways to place a call on your Cisco Unified IP Phone.Cisco Unified IP Phone 7975G, 7971G-GE, 7970G, 7965G, and 7945G User Guide for Cisco Unified CommunicationsManager 9.0 (SCCP and SIP)1