Cisco Systems v1.0 Manual De Usuario
122 - 165 IP Telephony v1.0 Case Study 1:
Copyright
© 2005, Cisco Systems, Inc.
Case Study 1: Registering IP Phones with a remote Call
Manager
Objectives
• Place calls from IP Phones under R1 to IP Phones under R2
• Place calls from any IP Phone (under R1 and under R2) to the regular PSTN/POTS
• Place calls from any IP Phone (under R1 and under R2) to the regular PSTN/POTS
Phone
• Place calls from the regular PSTN/POTS phone to IP Phones.
Scenario
The ACME Inc. has a new office at another city. In order to save money, a VoIP
environment will be implemented by you. The CME Router will be located at the company’s
main office. At the remote office, the remote router (R2) is not able to run the CME
software. The IP Phones under R2 must register at main office’s CME Router (R1).
environment will be implemented by you. The CME Router will be located at the company’s
main office. At the remote office, the remote router (R2) is not able to run the CME
software. The IP Phones under R2 must register at main office’s CME Router (R1).