This attribute indicates the total bandwidth from bandwidthPool
which is specified by provisioned connections except for those
managed by a Vpt CA. Its value is the sum of the equivalent cell
rates (ECR) of the provisioned connections. Provisioned
connections include provisioned AtmIf Vccs, AtmIf Vpcs, AtmIf
Vpts, Vpt Vccs, and Vccs or Vpcs with a Src component under them.