The Implementing Cisco Unified Communications Manager, Part 2 v8.0 (CIPT2 v8.0) 642-457 is the exam associated with the CCNP Voice certification. This exam tests a candidates skills in implementing a Cisco Unified Communications Manager solution in a multisite environment, applying a dial plan for a multisite environment, configuring survivability for remote sites during WAN failure, and implementing solutions to reduce bandwidth requirements in the IP WAN.