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PBB-TE vs T-MPLS comparison.
4G backhaul needs upgrades. The fourth generation and the increase of bandwidth requirements are the guilty ones. Telecom operators know that it is time to upgrade their mobile backhaul, in order to prepare it for the next generation services and their demands. Wireless incoming technologies, such as WiMAX and LTE are going to be too much for the present backhaul.
Without a proper backhaul optimization, neither your backbone nor your access can stay current. An old fashioned backhaul will be a gigantic bottleneck. Carriers are aware of this fact so they are managing some options to upgrade their Networks.
Which technologies could help carriers to deal with this problem? Lets see a little description of some possible candidates: PBB-TE vs T-MPLS