I'm a CCIE Collaboration 28528 CCVP/CCNP/CCNA/PMP working as Consultant in Cisco Golden Partner with more than 12 years' experience with Cisco products.
During those years I been working with Cisco Networking products starting from Switches, Routers, and Access Points ending by Telepresence products, I have heavy knowledge of Networking and Security which helping me to identify Voice issues in most cases.
• L2 and L3 Switching.
• Routing Protocols, Access Lists & Nating.
• Voice over IP (VOIP) and IP Trunking (SIP & H3