Enterprise Infrastructure Solutions for SIP Trunking Steven Johnson, Ingate Systems
Steps to SIP Trunking Basic Requirements: Beyond SIP Trunking: 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
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
Two Ways to Connect to a SIP Trunk Over a Managed Line Over the Public Internet PSTN Public Internet SIP Trunking Provider Network GW SIP System Data & VoIP LAN IP- PBX SIP Trunk over Internet Firewall PSTN SIP Trunking Provider Network GW Public Internet SIP System Managed SIP Trunk Firewall IP- PBX Data & VoIP LAN
SIP Trunking Provider Network Managed SIP Trunk Connected to Separate Enterprise VoIP LAN in Operator’s Space SIP Trunking Provider Network Public Internet GW PSTN SIP System No Remote Users! Operator: Security Warning! Managed SIP Trunk Firewall Enterprise: Security Warning! IP-PBX Data LAN VoIP LAN ?? No Soft or Multimedia Clients!
SIP Trunking Provider Network Managed SIP Trunking with SBC Adapting SIP to NAT:ed Space of the Enterprise LAN SIP Trunking Provider Network Public Internet GW PSTN SIP System No Remote Users! Enterprise: Can we trust having our LAN pulled to the operator? Other customers Managed SIP Trunk Firewall IP-PBX VoIP& Data LAN
SIP Trunking Provider Network Ingate Firewall® Creating a Common Data and VoIP LAN for Managed SIP Trunking Service SIP Trunking Provider Network Public Internet GW PSTN SIP System Remote Users Managed SIP Trunk Ingate Firewall® IP-PBX Demarcation point and SIP communication via both WAN pipes. Data & VoIP LAN Soft Clients and Multimedia Terminals
SIP Trunking Provider Network Ingate SIParator® Used with Existing Firewall for Managed SIP Trunking Service SIP Trunking Provider Network Public Internet GW PSTN SIP System Remote Users Managed SIP Trunk Ingate SIParator® IP-PBX Firewall Demarcation point and SIP communication via both WAN pipes. Data & VoIP LAN Soft Clients and Multimedia Terminals
Ingate Firewall® Creating a Common Data and VoIP LAN for SIP-Trunking over the Internet SIP Trunking Provider Public Internet PSTN GW SIP System Remote Users Data & VoIP LAN with QoS SIP Trunk over Internet Ingate Firewall® Firewall Demarcation point and bringing SIP communication to the LAN IP PBX Data LAN Soft Clients and Multimedia Terminals
Ingate SIParator® Used with Existing Firewall for SIP Trunking Service over Internet SIP Trunking Provider Public Internet PSTN GW SIP System Remote Users Data & VoIP LAN SIP Trunk over Internet Ingate SIParator® Firewall Demarcation point and bringing SIP communication to the LAN IP PBX Data LAN Soft Clients and Multimedia Terminals
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