Firstly , EMCC suppoted starting from CUCM v8.0
Yes , you can enable extensin mobility throug cluster and in the samecuster .Please check the below link for EMCC
http://www.cisco.com/en/US/docs/voice_ip_comm/cucm/admin/8_0_2/ccmfeat/fsemcc.pdf
for EM in same cluster
- From the Navigation menu select Cisco Unified CallManager Serviceability
- Select Tools > Control Center – Feature Services
- Make sure that the Cisco Extension Mobility service shows status Activated
Configure Extension Mobility Service
- From the Navigation menu select Cisco Unified CallManager Administration
- Select Device > Device Settings > Phone Services
- Click Add New
- In the Service Name field, type Extension Mobility
- In the Service Description field, type Login and logout service
- In the Service URL field, Enter the following URL:
- Click Save
Modify Enterprise Parameters to Reflect IP Address of CallManager
- Select System > Enterprise Parameters
- Under Phone URL parameters, change all fields from CCMNAME:8080 to IPADDR:8080. Change ONLY your existing server name to the correct IP address.
- Click Save
- Click Ok from the pop-up warning.
- Click Reset
- In the pop-up window select Reset
- Click Close
Create a Device Profile Default for Each Phone Model (using Cisco Extension Mobility)
- Select Device > Device Settings > Default Device Profile
- From the drop down list, select the phone model to be configured, for example, Cisco 7960.
- Under Description, enter a description of this profile.
- Under Phone Button Template, select Standard 7960 SCCP.
- Click Save
- Repeat for each model phone to be configured
Create Device User Profile for a User
- Choose Device > Device Settings > Device Profile and click Add New.
- From the drop down list, select the phone model to be configured, for example, Cisco 7960
- Click Next
- Enter a Device Profile Name, for example “Your Name” .
- From the Phone Button Template field, select Standard 7960 SCCP.
- Click Save.
- On the left hand side of the screen, click the link Line [1] – Add a new DN.
- Choose a valid DN from your internal dialing plan for the location, enter that DN in the Directory Number field.
- Under Route Partition, select your city’s Headquarters Partition.
- Under Directory Number Settings choose a CSS of appropriate access.
- Enter any Call Forward and Call Pickup Settings as necessary.
- In the Display (Internal Caller ID), enter the User’s name.
- Click Save.
- From the Related Links: menu, select Subscribe/Unsubscribe Services.
- In the Select a Service, select Extension Mobility, then click Next.
- Click Subscribe.
- Click Save.
- Repeat for any additional lines.
Associate User Device Profile to a User
- From the menu, select User Management > End User.
- Click Find
- Select the user from the list that matches the profile that was created.
- Under Extension Mobility > Available Profiles, select the profile and move it to the Controlled Profiles selection.
- Under Default Profile, select the profile.
- Click Save.
Configure and Subscribe Cisco Unified Ip Phones to Service and Enable
- Select Device > Phone from the menu.
- Select the phone from the list of devices.
- In the Related Links: field, select Subscribe/Unsubscribe Services and click Go
- In the pop-up window, under Service Information, in the Select a Service pull down menu, selectExtension Mobility.
- Click Next
- Click Subscribe
- Click Save
- Close the pop-up window.
- Under Extension Information, check the Enable Extension Mobility box.
- Under the Logout Profile field, select – Use Current Device Settings –
- Click Save.
- Click Ok from the pop-up warning.
- Click Reset
- In the pop-up window select Reset.
- Click Close.
Thank you
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