Helping to Achieve ROI Targets with SIP Trunking Steven Johnson, Ingate Systems

Steps to SIP Trunking Enabling SIP Trunking to the Enterprise: NAT/Firewall traversal Interoperability between IP-PBX and Service Provider Quality of Service (QoS) Security An Ingate solution can also enable Unified Communications: 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

Ingate SIParator® Used with Existing Firewall for SIP Trunking Service over Internet Bandwidth.com 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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