Almost 20 years experience with Cisco Call Manager, Unity, Cisco Emergency Responder, Cisco Contact Center Express, including design, implementation, support and upgrades.
Experience with migration from On Premise VOIP systems to several Cloud Phone Systems, including Cisco WebEx Calling, Microsoft Teams VOIP, Zoom Phones, Ring Central & 8x8.
CCNP Collaboration & Routing/Switching. Passed CCIE Collaboration Written Exam.