I would like to know what is the exact difference between call manager and call manager express ?
https://communities.cisco.com/thread/6562?start=0&tstart=0
https://supportforums.cisco.com/discussion/9946831/difference-between-cm-cme
How do know a specific router can run call manager express ? where do i buy the licences for the CME ?
http://www.cisco.com/c/en/us/support/unified-communications/unified-communications-manager-express/products-device-support-tables-list.html
at my work I have a 2801 router that acts as the call manager , does any router with the same series is able to run the telephony service ?
Same link as above
How do i make the phone connect or stablish a connection with the CME router in this case the 2801 series router I mentied ealier
http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucme/admin/configuration/guide/cmeadm.html
Regards
Deepak