

Call is processed by carrier and returns ring to us. Authentication/registration with the Carrier Occurs and is accepted. SIP Call Setup We go off-hook and dial a number. OPTION: Request Information About the Capabilities of a Server.INVITE: Invite a User or a Service to a New Session/Modify Session.There are Six Basic Methods (RFC 254) for Client Requests It Contains the Method Name, Request URI and SIP Protocol Version.

SIP Methods The Initial Line/Request Line Is Most Important Part of SIP Request.

SIP is an RFC standard (RFC 3261) from the Internet Engineering Task Force (IETF), the body responsible for administering and developing the mechanisms that comprise the Internet. Over the last couple of years, the Voice over IP community has adopted SIP as its protocol of choice for signaling. A session could be a simple two-way telephone call or it could be a collaborative multi-media conference session.SIP is developed purely as a mechanism to establish sessions, it does not know about the details of a session, it just initiates, terminates and modifies sessions. What Is SIP The Session Initiation Protocol (SIP) is a signaling protocol used for establishing sessions in an IP network. 5ĭata Network Carrier Internet Router Hub or Switch KSU VOIB With A Static Public IP Direct Internet Access Diagramĭata Network 1-to-1 NAT Capable Carrier Internet Router 1-to-1 NAT Statement Mapping Static Public IP To Private IP Assigned to VOIB Hub or Switch Do Not Confuse This With Port Forwarding/Port Triggering *Additional Programming on VOIB KSU VOIB With A Static Private IP 1-to-1 NAT Capable Device Internet Access Diagramĭata Network Carrier Internet Router Hub or Switch Routes to Multiple Public IP Addresses Inside the Network KSU VOIB With A Static Public IP Common Network Diagram Using Multiple Public IP’s Dynamic IP Addresses are assigned via DHCP and may change from day to day. Static IP Addresses are manually assigned and do not change.

Wireshark (Free Packet Capture Software).Ethernet Cables (Straight-through and Crossover).Objective To provide Vertical dealers with the necessary tools, information andexperience essential to the successful deployment and implementation of the SBX IP 320 Topic KSU Configuration for Session Initiation Protocol (SIP) Trunks.
