25Network deploymentThis chapter contains the following topics:• "MCC 3100 for Windows Mobile and MCC 3100 for Windows Mobilewith VPN network deployment" (page 25)• "MCC 3100 for BlackBerry and MCC 3100 for Nokia networkdeployment" (page 32)• "Mobile Communication Gateway 3100 network deployment" (page 35)MCC 3100 for Windows Mobile and MCC 3100 for Windows Mobilewith VPN network deploymentThe Mobile Communication Client (MCC) 3100 for Windows Mobile andMCC 3100 for Windows Mobile with VPN require the following networkinfrastructure:• Wireless Local Area Network (WLAN)— Any open standards-based WLAN infrastructure is supported.— Nortel recommends the Nortel WLAN 2300 series to ensurecompatibility.• Virtual Private Network (VPN) routers and gateways— The MCC 3100 for Windows Mobile with VPN requiresindustry-leading VPN routers or gateways. The application supportsup to eight profiles for each user to connect to the various VPNinstances in the Enterprise. The administrator creates the profiles forthe Nortel Contivity Series and the Cisco VPN/Unified Client routers.— Nortel recommends the Nortel VPN Router Portfolio (Release 6.0or later).• Communication servers— Nortel Communication Server (CS) 1000 including the CS 1000SIP Proxy Server— Nortel Multimedia Communication Server (MCS) 5100Nortel Mobile Communication 3100 Series PortfolioNortel Mobile Communication 3100 — Planning and EngineeringNN42030-200 01.09 StandardRelease 2.0 1 November 2007Copyright © 2007, Nortel Networks.