Table 1 Summary of the feasibility of virtualized/centralized control functions
From: Towards next generation software-defined radio access network–architecture, deployment, and use case
Color function | Enforcement entity | Suitable for virtualized? | Positive reasons | Negative reasons |
|---|---|---|---|---|
Power allocation and control | eNodeB | N | NC | DS |
Resource allocation | eNodeB | N | Not NC,DS | |
CoMP | eNodB | N | NC | DS, BC, not AV |
Mobility management (handoff) | MME eNodeB | A | NC not BC | DS |
Access control | eNodeB | Y | NC not DS, not BC, AV | |
Interface management | eNodeB | Y | NC, not DS, not BC, AV | |
Inter-RAT coordination | eNodeB via X2 | Y | NC not DS, not BC, AV | |
Loading balancing | eNodeB via X2 | Y | NC not DS, not BC, AV |