This best practices describes how Cisco IT planned and managed the large-scale global deployment of more than 54,000 IP phones in Cisco sites worldwide.

In 2000, Cisco began an enterprisewide migration to IP telephony at its San Jose, California corporate headquarters. Within a year, 55 buildings and nearly 20,000 users were converted in the largest deployment of LAN infrastructure and IP telephony in industry history.

Benefits of Cisco IP telephony include:

  • Immediate return on investment (ROI) by reducing total cost of network ownership through one converged network
  • Cost savings through reduced equipment and infrastructure cost
  • Increased employee productivity
  • Simplified network management
  • Significant annual savings in competitor-leased equipment and PBX maintenance costs