Cisco Networking/CCNA Voice/642-436 CVoice
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642-436 CVOICE - Cisco Voice over IP. This exam is geared towards a broader understanding of VOIP telephony and larger or enterprise telephony installations using dial plans, and the implementation of gateways, gatekeepers and IP-IP gateways.
This exam is one option for aquiring the CCNA Voice certification.
This exam is also a requirement for the CCVP certification.