/mcp• Redirect, on page 147 • Redirect Set Original Called ID, on page 148 • Redirect to Device, on page 149 • Redundancy, on page 150 • Redundancy in CTI Managers, on page 150 • Ringback on SIP 183 for Transferred Calls, on page 153 • Routing, on page 153 • Secure Conferencing, on page 155 • Secure Real-Time Protocol Key Material, on page 156 • Secured Monitoring and Recording, on page 162 • SelectRoute Interface Enhancement, on page 163 • selectRoute() with Calling Search Space and Feature Priority, on page 164 • Set MessageWaiting, on page 164 • Shared Line Support, on page 165 • Silent Monitoring, on page 167 • Single Sign-On, on page 170 • Single Step Transfer, on page 171 • SIP 3XX Redirection, on page 172 • SIP Phone Support, on page 173 • SIP REFER or REPLACE, on page 176 • SIP Trunk Early Offer, on page 177 • Star (*) 50 Update, on page 180 • Super Provider (Disable Device Validation), on page 180 • Superprovider and Change Notification, on page 181 • Support for Cisco Unified IP Phone 6901, on page 183 • Support for Cisco Unified IP Phone 6900 Series, on page 184 • Support for 100+ Directory Numbers, on page 185 • Support for VMware, on page 186 • Swap or Cancel and Transfer or Conference Behavior, on page 187 • Terminal and Address Capability Settings, on page 188 • Terminal and Address Restrictions, on page 189 • SHA-512 Support for Digital Signatures, on page 193 • Transfer, on page 193 • Transfer and Conference Extensions, on page 196 • Transfer and DirectTransfer, on page 196 • Translation Pattern Support, on page 197 • Transport Layer Security (TLS), on page 198 • Unicode Support, on page 205 • Unrestricted Unified CM, on page 207 • URI Dialing, on page 208 • Version Format Change, on page 209 • Verification Involving PSTN Reachability, on page 209 • Video Capabilities and Multi-Media Information, on page 209 • Video On Hold Support, on page 213 • Voice MailBox Support, on page 214 • XSI Object Pass Through, on page 214 Cisco Unified JTAPI Developers Guide for Cisco Unified Communications Manager, Release 15 and SUs 32 Features Supported by Cisco Unified JTAPI