Create a Third Party Phone Security profile.

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Choose the Type Third Party SIP Device (Basic).

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Enable Digest Authentication.

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Create a local user account. Set the password and PIN to any value you want. But pay attention to the value you set in User Digest Authentication. This is what you will use for authenticating the SIP phone.

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Create a SIP phone on CUCM with type Third-party SIP Device (Basic).

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Set the MAC address to anything unique. The important fields are:

  • Onwer User ID
  • Device Security Profile
  • Digest User

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Add a line to the device.

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Create a DN 1003 and then configure Device Association.

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Select the SIP phone and associate it to the end user.

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Set the primary extension for the end user.

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Now to the X-Lite phone. Launch it and go to Account settings. Have settings like in the screenshot below:

  • User ID: the phone DN
  • Domain: the CUCM IP address
  • Password: the same as entered in End User page
  • Authorization name: the SIP Digest User account

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After you hit OK, X-Lite shows that the account is enabled. At this point, the phone is registered and is ready to make and receive calls.

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Let’s dial another DN to see if it works:

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The line 1000 on the other phone rings.

Categories: Geek Stuff

Keyboard Banger

Keyboard Banger is a network engineer from Africa. He has been working in network support and administration since 2008. He started writing study notes about certification exams and technology topics a couple of years ago. When he's not writing articles, he can be found wandering on technical forums.


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