Preface 23Nortel VPN Router Installation — VPN Router 2700Related publicationsFor complete information about configuring, monitoring, and managing the VPNRouter 2700, formerly known as the Contivity Secure IP Services Gateway 2700,refer to the following publications (included on the software CD):• Release notes provide the latest information, including brief descriptions ofthe new features, problems fixed in this release, and known problems andworkarounds.• Nortel VPN Router Configuration — Basic Features (NN46110-500)introduces the product and provides information about initial configuration.• Nortel VPN Router Security — Servers, Authentication, and Certificates(NN46110-600) provides instructions for configuring authentication serversand services, as well as digital certificates.• Nortel VPN Router Security — Firewalls, Filters, NAT, and QoS(NN46110-601) provides instructions for configuring the VPN RouterStateful Firewall, NAT, and VPN Router interface and tunnel filters.• Nortel VPN Router Configuration — Tunneling Protocols (NN46110-503)provides instructions for configuring the tunneling protocols IPsec, L2TP,PPTP, and L2F.• Nortel VPN Router Configuration — Advanced Features (NN46110-502)provides instructions for configuring 802.1Q VLANs, circuitless IP, advancedWAN settings, PPP, PPPoE, frame relay, ADSL and ATM, T1/E1 CSU/DSUinterfaces, dial services and BIS, DLSw, IPX, and Hardware Acceleratorcards.LED light emitting diodeLOS loss of signalOOF out of framePCI peripheral component interconnectRoHS Restriction of Use of Certain Hazardous SubstancesSSL Secure Sockets LayerVPN virtual private networkWAN wide area network