8. Adding an on-site gateway and relying on the phone doing the routing Chicago Omaha Media Gateway PSTN WAN PSTN Local Analog Media Gateway Primary Back-up or 911 Still no phone-to-phone dialing
9. Gateway with Stand Alone Survivability Media Gateway PSTN WAN PSTN MediaPack Local Media Gateway With SAS Chicago Omaha Relays SIP messages and upon WAN failure re-routes the calls
10. Media Gateways with SAS Mediant 2000 Scalable Digital Media Gateway Mediant 1000 Modular Media Gateway MediaPack MP-11x Analog Media Gateway PCIx TP-260 Media Gateway
11. Adding an on-site Proxy Media Gateway PSTN WAN PSTN Local Analog Media Gateway Chicago Omaha Makes all local call routing decisions
12. Gateway with Integrated Asterisk Business Edition Media Gateway PSTN WAN PSTN Mediant 1000 With OSN running Asterisk Business Edition Chicago Omaha Integrates Asterisk and Gateway into one appliance
21. For more information, whitepapers, copies of the presentation slides or to view previously archived webinars, go to: www.audiocodes.com/breakfree Join me on “The SIP Invite” blog at: http://blog.tmcnet.com/sip-invite