| Feature | SCCP (Skinny) | SIP 9.4(2)SR4 | |---------|---------------|----------------| | CUCM integration | Native, full | Good, but no extension mobility | | BLF/Shared line | Yes | Yes (slightly slower) | | SRTP | Yes | Yes | | Multi-platform | No | No | | Final release | 9.4(2)SR6 | 9.4(2)SR5 |
Modify Device Settings: In CUCM Administration, navigate to or individual phone settings. cmterm7975sip942sr4zip 2021