This is related to Cisco Call Manager up gradation case from the existing CCM 5.1.1 Version to CCM 7.2
The existing setup is as below:
MCS 7815, CPU 2.80GHz, RAM 2GB
DL units= 20
CCM Version 5.1.1
HDD :40 GB
Can the CCM up gradation take place without changing the MCS server machine?