Hi Diego,
SCCP: Configuring Conferencing Options for a Phone
To configure a template of conferencing features such as the add party mode, drop party mode, and soft keys, for multi-party ad hoc, and meet-me conferences and apply the template to a phone, perform the following steps.
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Note The following commands can also be configured in ephone configuration mode. Commands configured in ephone configuration mode have priority over commands in ephone-template configuration mode.
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Restrictions
•The ConfList (including the Remove, Update, and Exit soft keys within the ConfList function) and RmLstC soft keys do not work on a Cisco Unified IP Phone 7902, 7935, and 7936.
SUMMARY STEPS
1. enable
2. configure terminal
3. ephone-template template-tag
4. conference add-mode [creator]
5. conference drop-mode [creator | local]
6. conference admin
7. softkeys connected {[Acct] [ConfList] [Confrn] [Endcall] [Flash] [HLog] [Hold] [Join] [LiveRcd] [Park] [RmLstC] [Select] [TrnsfVM] [Trnsfer]}
8. softkeys hold {[Join] [Newcall] [Resume] [Select]}
9. softkeys idle {[Cfwdall] [ConfList] [Dnd] [Gpickup] [HLog] [Join] [Login] [Newcall] [Pickup] [Redial] [RmLstC]}
10. softkeys seized {[CallBack] [Cfwdall] [Endcall] [Gpickup] [HLog] [MeetMe] [Pickup] [Redial]}
11. exit
12. ephone phone-tag
13. ephone-template template-tag
14. end
Cisco Unified Communications Manager Express System Administrator Guide
Configuring Conferencing
http://www.cisco.com/en/US/docs/voice_ip_comm/cucme/admin/configuration/guide/cmeconf.html#wp1017618
Hope this helps!
Rob
