IEEE 802.16-arrangement are required to give broadband remote access to a mixed bag of media administrations. The Wimax Forum has characterized a two-layered versatility administration to minimize handover postponement and bundle misfortune. The gauges just characterize the Access Service Network Gateway ASN GW migration strategies without defining when the ASN GW movement ought to be performed. So to address it long ago Gateway Relocation Admission Control (GRAC) was created, which consolidates ASN GW movement and Admission Control (AC) calculation to boost framework limit. GRAC joins customary Admission Control (AC) and Wiener Process (WP)-based forecast calculations to focus when to complete ASN GW movement. Sadly, it is suitable just for Inter-ASN interchanges on account of the powerlessness to help vertical hand off correspondences (heterogeneous systems). The choice for vertical handover relies on upon numerous elements (expense, burden, system transfer speed, scope, security rate, power utilization and so forth.) that need to be viewed as together with the indicator quality in the complex heterogeneous nature's turf. Accordingly, we propose to utilize a vertical handover choice calculation focused around the client's pace and session's necessity (non-continuous or ongoing administration) of the versatile hubs. Conveys would do well to channel usage and jam Qos prerequisites of the portable endorsers and a functional execution accepts our case.