4. Managed IP Services Layer 4+ Data Services Contoh Aplikasi per Layer OSI System Integrator Layer 7 Application & Outsourcing Service Provider Layer 2 - 3 IP VPN Wireless Data Metro Optical Ethernet Internet Access Data Transport TDM Transport Enhanced Communication Transaction Processing Application Hosting Application Development System Management System Integration Business Process Consulting Hardware Management &support Network Operation & Management Application Management Content Delivery LAN Management IP Voice PBX/IP Centrex Storage Disaster Recovery Web Hosting Managed Security Video Conferencing
5. Prinsip kerja MPLS Routing Qos POLICY Forwading PAKET OUT PAKET IN SIGNALLING