CIPT Accelerated 

...y features for hardening of applications and hardware for
VoIP, and command-line tools and monitoring devices that
Cisco provides for troubleshooting voice and data networks.
This course includes lab practice where you will install and configure
Cisco CallManager; configure gateways, gatekeepers, and switches; build route plans to place intra- and intercluster
Cisco IP phone calls; configure
more...