1. Copyright © 2007 Juniper Networks, Inc. www.juniper.net 1 Presented to Cosmoline April 10, 2008 Juniper Solutions for WiMAX

2. Copyright © 2007 Juniper Networks, Inc. www.juniper.net 2 2 Juniper WiMax AAA Solution  Juniper Networks Carrier SBR (Steal-Belted Radius) provides a proven (more than 150 Active SP customers Worldwide), scalable, reliable solution.  While adding WiMAX support to our carrier class AAA, we are effectively building one multi-access product that can serve rapidly evolving Mobile landscape.  Multi-access SBR provides open and flexible AAA functionality regardless of end user access technology (trough RADIUS, EAP, Http- digest) and integrates multiple access technologies in one AAA platform  Our customizable authentication logic can authenticate on any attribute, starting from per service or access technology or access agnostic authentication logic.  SBR support for complex service and business logic like LDAP Scripting (add-on) and SQL stored procedures plus identity normalization is the clear market differentiator

3. Copyright © 2007 Juniper Networks, Inc. www.juniper.net 3 3 Authentication modules GUI LDAP SNMP SQL LDAP HLR Gateways Proxy RADIUS RADIUS SMS auth SMS auth SIM auth SIM auth CDMA Mobility SBR Carrier Core Step 1: SBR Carrier v 7.0 (Target Q2 08) Modular AAA for Wireless and Wireline carriers Standalone AAA server combining all previously existing Juniper AAA carrier functionality into 1 modular product Adding a mobile WiMAX module OSS Interfaces Front-Ends Back-Ends Mobility modules CLI W i MAX Mobility W i MAX Mobility Optional modules Scripting

4. Copyright © 2007 Juniper Networks, Inc. www.juniper.net 4 4 Optional modules *Only in combination with HA Cluster * Only in combination with Session control module Step 2: SBR Carrier v 7.x (Target Q4 08) Modular Carrier Grade AAA Available standalone or with HA cluster combining all previously existing carrier functionality into 1 product Adding Charging, central address allocation, concurrency and Session Control modules DB HA Cluster Session DB Authentication modules GUI LDAP SNMP SQL LDAP HLR Gateways Proxy RADIUS RADIUS SMS auth SMS auth SIM auth SIM auth CDMA Mobility SBR Carrier Core Front-Ends Back-Ends Mobility modules CLI W i MAX Mobility W i MAX Mobility Scripting SQL* Xml/ https** Xml/ https** Charging Session Control Session Control Concur rency Concur rency Address Allocation Address Allocation OSS Interfaces