
Intranet IP-VPN (Virtual Private Network) Solution
221
IPSec
termination
Firewall
Contivity VPN
Switch
Contivity VPN
Switch
Contivity VPN
Switch
Contivity VPN Switch
Site 4 Branch
Site 3 Headquarters
Site 2 Branch
Site 1 Branch
IPSec Tunnels
Dial access
DSL access
IPSec tunnels Internet traffic
Cable access
ATM/FR access
LAN
Managed IP
Network or Internet
Secure Remote Connectivity - Intranet IP-VPN
(Virtual Private Network) Solution
Customer Needs
• Integrate inter-office communications across an IP infrastructure
• Minimise expense of leased lines and international private line circuits
• Leverage Internet economics in the WAN
• Provide encryption and strong authentication between sites
• Implement a low-cost mesh between sites
Nortel Networks Solution
The Nortel Networks
Contivity VPN Switch
integrates all of the elements needed to build a high
performance, scalable and secure VPN – routing,
firewall, bandwidth management, encryption,
authentication and data integrity – into one single
platform for secured tunnelling across the Internet.
The range of VPN solutions in the Contivity portfolio
allows the implementation of solutions tailored to
fit small, medium and large companies.
• Contivity switches are placed at each
branch office
• Connectivity into the managed IP network
is via any available transport technology
• Secure IPSec tunnels encrypt and encapsulate
traffic between sites
Figure 1: Nortel Networks Intranet IP-VPN Solution
Business Connectivity via the Internet
Summary of Contents for Nortel Passport 8100
Page 5: ...Table of Contents ...
Page 8: ...P R O D U C T G U I D E Nortel Networks ...
Page 9: ...Nortel Networks Product Guide ...
Page 19: ...10 BayStack 420 Switch ...
Page 29: ...20 OPTera Metro 1000 Ethernet Service Module ...
Page 33: ...24 Passport 1424 Switch ...
Page 37: ...28 Passport 8000 Series Switches ...
Page 41: ...32 Passport 8000 Chassis ...
Page 47: ...38 OPTera Metro 5000 Multiservice Switch ...
Page 53: ...44 BayRS Backbone Node BN ...
Page 59: ...50 Contivity Secure IP Services Gateway ...
Page 61: ...52 Passport 2430 BayRS Access Router ...
Page 63: ...54 Passport 5430 BayRS Router ...
Page 69: ...60 Passport 6400 Multiservice Enterprise Switch ...
Page 73: ...64 Passport 7400 Multiservice Switch ...
Page 79: ...70 OPTera Metro 5000 Multiservice Switch ...
Page 85: ...76 Alteon Content Director ACD ...
Page 99: ...90 Internet Telephones ...
Page 105: ...96 Business Communications Manager Release 3 0 ...
Page 113: ...104 Power over LAN Hub Power In Line Patch Panel ...
Page 121: ...112 USB Headset Adapter ...
Page 131: ...122 Internet Telephony Gateway ITG Trunk ...
Page 151: ...142 M3900 Digital Telephones ...
Page 161: ...152 Messaging Meridian Mail ...
Page 165: ...156 Messaging CallPilot Unified Messaging ...
Page 173: ...164 Symposium Call Centre Server ...
Page 177: ...168 Symposium Express Call Centre ...
Page 185: ...176 Symposium Web Client ...
Page 189: ...180 Symposium Web Centre Portal ...
Page 195: ...186 Media Processing Server 100 MPS 100 ...
Page 199: ...190 Media Processing Server 1000 MPS 1000 ...
Page 210: ...S O L U T I O N S G U I D E Nortel Networks ...
Page 211: ...Nortel Networks Solutions Guide ...
Page 215: ...206 One Network A World of Choice ...
Page 219: ...210 IP Contact Centre Solution ...
Page 223: ...214 Multimedia Customer Contact Centre Solution ...
Page 241: ...232 Optical Ethernet Solution ...
Page 245: ...236 IP Telephony Solutions ...
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