This post is just a
summary note about making a basic call using 2 IP phones with a single CUCM.
After installing CUCM and configuring routing and switching parts, I started doing it through following steps.
Devices used are a CUCM, a 3900 series Router, a 2960 POE switch and 2 Cisco 7945 IP phones
No detailed overview, just required steps are mentioned in an order.
01. Activate Services & Features in Cisco Unified Serviceability Interface
Go to
Tools > Service Activation
Mandatory Services to activate include
Cisco CallManager, Cisco TFTP, Cisco CTIManager, Cisco WebDialer Web Service etc
From here onwards, you will configure the following under Cisco Unified CM Administration Interface
02. Create Application Users
Go to
User Management > Application User
03. Change CUCM name to IP address for DNS independence
Go to
System > Server
Go to
System > Enterprise Parameters &
change the Phone URL parameters too
04. Configure a Unified CM Group
Go to
System > Cisco Unified CM Group
05. Configure a phone NTP reference
Go to
System > Phone NTP Reference
06. Configure a Date/Time group
Go to
System > Date/Time Group
07. Configure a Region
Go to
System > Region
In the
Modify Relationships to Other Regions section, define the codec that will be used
08. Configure Locations
Go to
System > Locations
09. Configure Device Pools
Go to
System > Device Pool
10. Create a Phone Button Template
Go to
Device > Device Settings > Phone Button Template
11. Create a Softkey Template
Go to
Device > Device Settings > Softkey Template
12. Create a Common Phone Profile
Go to
Device > Device Settings > Common Phone Profile
13. Configure Partitions
Go to
Call Routing > Class of Control > Partiotion
14. Configure a CSS
Go to
Call Routing > Class of Control > Calling Search Space
15. Configure a H.323 Gateway or SIP Trunk
Go to
Device > Gateway / Trunk
16. Configure a Route Group
Go to
Call Routing > Route/Hunt > Route Group
17. Configure a Route List
Go to
Call Routing > Route/Hunt > Route List
18. Configure a Route Pattern
Go to
Call Routing > Route/Hunt > Route Pattern
19. Add Users via LDAP Synchronization
Cisco DirSync Service must be enabled first
Go to
System > LDAP > LDAP System
Go to
System > LDAP > LDAP Directory
20. Create an End User
Go to
User Management > End User
21. Configure LDAP Authentication for End Users
Go to
System > LDAP > LDAP Authentication
22. Add an IP phone Manually
Go to
Device > Phone
Add a DN on the phone line
23. Add phones using Auto Registration
Go to
System > Cisco Unified CM
Click on a CUCM and go inside an enter Starting & Ending Directory Numbers
24. Adding End Users and Phones with the BAT
Cisco Bulk Provisioning Service must be enabled first
Go to
Bulk Administration > Upload/Download Files
