... convergence in the MPLS/ VPN network n 38 Explain the difference between overlay VPN convergence and MPLS/ VPN convergence Optimize individual elements of MPLS/ VPN convergence MPLS VPN Design Guidelines ... This is the case when more complex VPN designs are used, such as overlapping VPNs, Central Services VPN, Management VPN, Hub&Spoke topology 34 MPLS VPN Design Guidelines Copyright © 2000, Cisco ... router MPLS VPN Design Guidelines Copyright © 2000, Cisco Systems, Inc MPLS VPN Convergence Failure Inside Provider Network Site A CE-A1 P-network Site B PE-1 PE-3 CE-A2 CE-3 PE-2 • All MPLS VPN...