SIP Interface Configuration You enable this feature in the SIP interface configuration. To configure SIP Tel URI support for calls that require the IWF: In Superuser mode, type configure terminal and press Enter. ORACLE# configure terminal Type session-router and press Enter to access the session-related configurations. ORACLE(configure)# session-router Type sip-interface and press Enter. ORACLE(session-router)# sip-interface From this point, you can configure SIP interface parameters. To view see all SIP interface parameters, enter a ? at the system prompt. teluri-scheme—Enable or disable the conversion of SIP URIs to Tel URIs. The default value is disabled. Valid values are: enabled | disabled ORACLE(sip-interface)# teluri-scheme enabled ORACLE(sip-interface)# done