I am doing a new install of IPCC express 3.0(3a) using ip phone agents. I have the service configured on my ccm and the phones are subscribed. When I select the service to try to log I get a host not found error on the display.
If you are not using Domain Name System (DNS), you must use the Enterprise Parameters Configuration screen in Cisco CallManager Administration. Making these changes allows Cisco IP Phones to access Authentication, Directories, Help, Information, and Services.
If you are not using DNS and you do not make these changes, users that press the Services button on their Cisco IP Phone will see the error message, "Host not found."
Change these fields in the Enterprise Parameters Configuration page:
In each of these fields, replace the host name with the IP address of the SPE
IntroductionCUCM Routing RulesDial String implementation PolicyCUCM Routing LogicSIP URI Call Routing Analysis+++ Case Study: 1 ++++++ Case Study: 2 +++Conclusion
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