Cisco Unified Communications Manager ( CCM )

Cisco Unified Communications Manager ( CCM ) is software published by Cisco for handling calls in an enterprise. The software was previously named Cisco CallManager then Cisco Unified CallManager 

Presentation 

Cisco Unified Communications Manager is software that manages call processing within a Cisco Unified Communications solution. It allows the company to extend telephony services to network equipment such as IP telephones, VoIP gateways or even multimedia applications. The CCM can also manage multimedia conferences, voice mailboxes, softphones, instant messaging software and even SMS services .

Cisco Unified Communications Manager can be installed on an HP or IBM branded server , or it can be preinstalled on Cisco servers (Cisco MCS Series 7800). In the case of a preinstalled server, the CCM has more options. The servers are mounted incluster allowing traffic flow as well as fault tolerance.

History 

The 3 e  version of the software was called Cisco CallManager. It was replaced on 01/29/2004 by Cisco Unified CallManager 4.0. This new version incorporates improvements in various areas such as:

Security: with encryption , identity verification, the ability to ensure data integrity and confidentiality.

Interoperability: with the possibility of connecting Q.SIG systems, but also the improvement of the CCM APIs allowing the integration of more applications in the CCM and in Cisco IP phones.

Use: with the management of multiple calls (up to 200 per device and 16 per line), transfer by abutment (allowing callers to be put on hold in conference mode), transfer in direct mode (allowing two callers on hold in conversation), immediate forwarding ("iDivert", allowing callers to be forwarded directly to their voice mailbox), display of the list of conference participants and the possibility of excluding a participant from a conference.

On 06/10/2004, Cisco released version 4.1 providing new improvements such as:

Expanding the range of devices that can support secure unified communications (Cisco Unified IP Phones 7940G, 7960G, and 7970G, and Media Gateway Control Protocol (MGCP) gateways).

The " Client Matter Code (CMC) " which is used to manage call costs per client or per service.

Improved security and issues with HTTPS .

Interoperability, with ISO / IEC path replacement and call completion.

New administration features that allow you to configure a simultaneous voice mailbox with an IP telephone.

On 03/06/2006 version 4.2 was released and improved the use of functionalities such as call parking, registration or exit of a group of calls, CCM Assistant and the Call Pickup function.

On 08/31/2006 version 4.3 allows the CCM to support Microsoft Windows Server 2003 .

On 03/06/2006 version 5 of the CCM was released; it is now called Cisco Unified Communications Manager and brings new features:

Full support for trunks and SIP endpoints .

Support for presence applications like Cisco Unified Personal Communicator and Cisco IP Phone Messenger.

Cisco servers sold with CCM are now based on a Linux OS . However, version 4 users can update their software.

Improved deployment and administration through support for Linux based appliance models.

Network enhancement by including Cisco RSV Agent.