CCNA RS
CCNA Voice
CCNP Voice
CCNA Collaboration
CCNP Collaboration
experience with many deployments - MRA, telepresence, B2B, Cisco Jabber, Cisco Jabber Guest, WebEx, CUCM, CUCM IM&P, UCCX, CUC, CME, voice gateway, CUBE, VCS-C, VCS-E, EXP-C, EXP-E, TMS, QoS etc...