Hi, unfortunately Cisco Softphone is not supported on Mac OSx, and I know of none (see attach) It say it support Mac OS Tiger() with Macromedia Flash . Get secure, reliable communications with soft-phone features using Cisco Jabber for Access Cisco Jabber directly from Microsoft Office for Mac applications. And when you get this working consider trying this much cleaner and "Mac like" softphone: adopteesofcolor.org Brandon. -- please remember to . No Cisco softphones are available for the Macintosh that would work with the UC Cisco has the Unified Personal Communicator that will work with the Mac . Mac OS. you can verify with install guide and release notes. which softphone i can use to work on MAC OS with cisco call manager Communications Applications; Messaging; Unified Personal Communicator; Unified Personal Communicator (CUPC) System Software; Mac OS - (1a). There is a Cisco softphone that can be installed on Mac OS ie CUPC however it require CUPS(Cisco Unified Presence Server) for its. You can try to use a emulator such as Parallels -- but the current Cisco solution for Macs is the Cisco Unified Personal Communicator. This is the Cisco Jabber Data Sheet for Mac that explains the with individuals and groups, IP telephony, soft-phone voice and video, visual. Cisco does have a Jabber client for Mac that can be used as an IP Telephony softphone but that client requires a CUPS server or a Web Ex.