Cisco Expressway At The Collaboration Edge Design Session

Cisco TelePresence SX20 Quick Set Administrator Guide (TC7.2)

through Collaboration Edge CUCM: If the CUCM is down, the endpoint will automatically re-register to another CUCM. VCS Control and VCS Expressway: If the VCS Control or VCS Expressway goes down, the endpoint will automatically re-register to another VCS Control / VCS Expressway. Call preservation is not supported.

  Cisco, Collaboration, Edges, Expressway, Collaboration edge