Contact:<sip:callee@u2.rightprivatespace.com> Record-Route:<sip:gateway.rightprivatespace.com;lr> P1重写它的Record-Route头域参数,提供成为U1能够使用的参数,并且发送给P1: SIP/2.0 200 OK Contact:<sip:callee@u2.rightprivatespace.com> Record-Route: <sip:gateway.leftprivatespace.com;lr> 稍后,U1发...
- A call dialed to a GoIP (right hand side) via GSM is first routed via VoIP and then terminated via a VoIP end point or VoIP Service Provider. - A VoIP call originated from the left hand side is routed to a GoIP on the right hand side and then is dialed out as a GSM call. ...
Newer SIP headers defined by more updated SIP RFC’s contina INFO, PRACK, PUBLISH, SUBSCRIBY, NOTIFY, MESSAGE, REFER, UPDATE. But more methods or headers can be added to baseline SIP packets for customization specific to a particular service provider. In case where a unrecognized SIP header i...
Contact:<sip:callee@u2.rightprivatespace.com> Record-Route:<sip:gateway.rightprivatespace.com;lr> P1重写它的Record-Route头域参数,提供成为U1能够使用的参数,并且发送给P1: SIP/2.0 200 OK Contact:<sip:callee@u2.rightprivatespace.com> Record-Route: <sip:gateway.leftprivatespace.com;lr> 稍后,U1发...
Provider agnostic Allows users to send SMS to France NAT traversal Cross-platform Audio smileys Qt-based GUI Chatting with MSN, AIM, ICQ, Yahoo and XMPP users Encryption via SRTP, but key exchange over Everbee key that is not a Standard ...
A VoIP route provider (GSM termination provider) in Africa is continuously testing his GSM gateway connection: VoIP Status periodically sends test calls to IVR menu and measures audio quality. When internet goes down, or when SIMs get blocked, the customer is immediately notified A cloud IP PBX...
non-technical people with a need to add VoIP to website: copy-paste html code, just set your SIP provider address in the configuration to begin the usage web developers: build any web VoIP solution using the JavaScript API web designers: easily add VoIP call capabilities to any website, mo...
VoIP network: corporate LAN, WAN, internet, VPN, wireless LAN SIP, RTP, SIPS, SRTP RTCP, T.38 DTMF INVITE, REGISTER cloud IP-PBX, IVR, call center SIP gateway, trunk, VoIP provider in-house IP-PBX, IVR, call center SIP phones ...
Pricing: What is the total value and potential scalability of each provider’s offering? How does each provider fare when it comes to international calling rates, toll-free minutes, SMS texting, etc? Platform Security+Reliability: Does each provider offer a 99.9% minimum uptime and security stand...
sip:1-212-555-1212:1234@gateway.com;user=phone sip:123;phone-context=atlanta.example.com@example.com;user=dialstring method-param “method=” Method sip:atlanta.com;method=REGISTER?to=alice%40atlanta.com annc-parameters (announcement)