Hi Rajesh,
How to configure "Fastdials" via the IP Phone. These are the only ones that can be set from the IP Phone itself;
Fastdials
http://www.cisco.com/comm/applications/CCNP/qlm/7961/index.htm
IP Phone Services - Built In (Fastdials)
http://www.cisco.com/en/US/products/sw/voicesw/ps556/products_administration_guide_chapter09186a00803ed6bd.html#wp90868
Configuring the Personal Fast Dials Service
You configure Personal Fast Dials by adding the service to Cisco CallManager Administration and configuring the appropriate service parameters. To configure the Personal Fast Dials service, perform the following steps.
Procedure
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Step 1 Choose Feature > Cisco IP Phone Services.
The Cisco IP Phone Services Configuration window displays.
Step 2 In the Service Name field, enter the name of the service you want to display in the menu of available services on the Cisco IP Phone User Options window, for example, My Fast Dials.
Step 3 In the Service Description field, enter a description of the content provided by the service, for example, Personal Directory - Personal Fast Dials.
Step 4 In the Service URL field, enter the URL of the server where the application for the Personal Address Book service is located:
http:///ccmpd/xmlFastDials.asp
Step 5 Click Insert.
Step 6 Click the New button to the right of the Parameters list box.
The Configure Cisco IP Phone Service Parameter window appears.
Step 7 Add each parameter as described in Table A-2, beginning with UserID. When specified, enter the parameter name exactly as it appears in the table.
Step 8 Click Insert to add the parameter.
Step 9 When you have added the last service parameter, click Insert and Close to insert that parameter and close the window.
The Cisco IP Phone Services Configuration window displays.
Step 10 Click Update Subscriptions.
From this good doc;
http://www.cisco.com/univercd/cc/td/doc/product/voice/c_callmg/3_2/sys_ad/3_2_1/ccmcfg/b09pd.htm#wp1004854
Hope this helps!
Rob
