1. Enabling SIP to the Enterprise Steven Johnson, Ingate Systems

2. Steps to SIP Trunking Basic Requirements:  NAT/Firewall traversal  Interoperability between IP-PBX and Service Provider  Quality of Service (QoS)  Security Beyond SIP Trunking:  Connecting remote users to the PBX  Secure interoffice connection  WiFi mobile phone communication  Multimedia communication

3. Benefits of SIP Communications  Monthly cost savings  Single network for all communications  Lower cost of Moves, Adds and Changes  Disaster Recovery / Business Continuity  User provisioning  First step in achieving Unified Communications  Voice, Video, IM, Presence, etc.  Remote workers  WiFi mobile phone communication

4. Two Ways to Connect to a SIP Trunk Over a Managed Line PSTN Public Internet SIP Trunking Provider Network GW SIP System Data & VoIP LAN Firewall IP- PBX Managed SIP Trunk Over the Public Internet PSTN Public Internet SIP Trunking Provider Network GW SIP System Data & VoIP LAN IP- PBX SIP Trunk over Internet Firewall

5. Managed SIP Trunk Connected to Separate Enterprise VoIP LAN in Operator’s Space PSTN Public Internet SIP Trunking Provider Network GW SIP System Data LAN Firewall IP-PBX Managed SIP Trunk No Remote Users! VoIP LAN? No Soft or Multimedia Clients! Operator: Security Warning! Enterprise: Security Warning!

6. SIP Trunking Provider Network Managed SIP Trunking with SBC Adapting SIP to NAT:ed Space of the Enterprise LAN PSTN Public Internet GW SIP System VoIP& Data LAN Firewall IP-PBX No Remote Users! Managed SIP Trunk Enterprise: Can we trust having our LAN pulled to the operator? Other customers

7. SIP Trunking Provider Network Ingate Firewall ® Creating a Common Data and VoIP LAN for Managed SIP Trunking Service PSTN Public Internet GW SIP System Data & VoIP LAN IP-PBX Demarcation point and SIP communication via both WAN pipes. Soft Clients and Multimedia Terminals Remote Users Managed SIP Trunk Ingate Firewall®

8. SIP Trunking Provider Network Ingate SIParator ® Used with Existing Firewall for Managed SIP Trunking Service PSTN Public Internet GW SIP System Data & VoIP LAN IP-PBX Demarcation point and SIP communication via both WAN pipes. Soft Clients and Multimedia Terminals Managed SIP Trunk Ingate SIParator® Firewall Remote Users

9. Data LAN Ingate Firewall ® Creating a Common Data and VoIP LAN for SIP-Trunking over the Internet PSTN Public Internet SIP Trunking Provider GW SIP System IP PBX Firewall Soft Clients and Multimedia Terminals Demarcation point and bringing SIP communication to the LAN Data & VoIP LAN with QoS SIP Trunk over Internet Ingate Firewall® Remote Users

10. Data LAN Ingate SIParator ® Used with Existing Firewall for SIP Trunking Service over Internet PSTN Public Internet SIP Trunking Provider GW SIP System IP PBX Firewall Soft Clients and Multimedia Terminals Demarcation point and bringing SIP communication to the LAN Data & VoIP LAN SIP Trunk over Internet Ingate SIParator® Remote Users

11. The Ingate Family Firewall ® 1190 & SIParator ® 19 50 Calls * 50 Mbit/s 4500 Packets/s Firewall ® 2950 & SIParator ® 95 2000 Calls * 4 500 Mbit/s 400 000 Packets/s *) Calls = Concurrent RTP Sessions = SIP Trunks Firewall ® 1550 & SIParator ® 55 300 Calls * 380 Mbit/s 75000 Packets/s 650 Calls * 385 Mbit/s 125 000 Packets/s Firewall ® 1650 & SIParator ® 65 Firewall ® 1500 & SIParator ® 50 150 Calls * 330 Mbit/s 28500 Packets/s Possible to SW upgrade

12. Indicative List Prices for Fully Configured Products

13. Confirmed Interoperability SIP Trunk Ingate SIParator ® -or- Ingate Firewall  3Com  Aastra  Digium / Asterisk  Avaya  Cisco Call Manager  Ericsson MX-One  Fonality  Innovaphone  Interactive Intelligence  Iwatsu  Microsoft  Mitel  NEC / Sphere  Nortel  Objectworld  SER  Shoretel  Siemens  SIP-Gear  Swyx More in pipeline.... Compliant with  360 Networks  Airespring  AT&T  BandTel  Bandwidth.com  Broadvox  Cablevision  Cbeyond  Cellip  Cordia Corporation  Deltacom  Excel Switching  Gamma  Global Crossing  IP-Only  Nectar  Level 3  Netlogic  NetSolutions  Nexvortex  Nuvox  O1  One Communications  Paetec  Primus  RNK Telecom  Skype  TDC  Tele2  Toplink  VoEX  VoIP Unlimited  Voxbone More in pipeline..... Service providers IP-PBXs Carrier Equipment  Acme Packet  Broadsoft  NexPoint  Sonus  Sylantro

14. Ingate Startup Tool Network Topology Assign IP Addresses, the tool will config the Ingate. Select the deployment according to the picture Status Information, helpful for troubleshooting

15. Ingate Startup Tool IP-PBX Selection Select IP-PBX Vendor and Model Status Information, helpful for troubleshooting Assign the IP-PBX Domain (if required) Assign the IP-PBX IP Address For every IP-PBX vendor on the List Ingate has captured the programming requirements to ensure quick and easy config

16. Ingate Startup Tool ITSP Selection Select ITSP Vendor Status Information, helpful for troubleshooting Assign the ITSP IP Address For every ITSP vendor on the List Ingate has captured the programming requirements to ensure quick and easy config User Account Information, DID Assignment and Registration Authentication

17. Benefits of Ingate for SIP Trunking  Support for all SIP PBX’s in the market  Expansion of Service Provider market of opportunity  Resolution of NAT traversal issues  Security and Control  Demarcation point at the customer premise  Easy expansion to support Unified Communications

18. Please contact me at any time: Steve Johnson President Mail & SIP: steve@ingate.com Direct: 1-603-883-6569