DBL Technology HTM series Instrukcja Użytkownika Pobierz pdf (Strona 64)

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DBL Technology Limited GoIP User Manual

Web: www.dbltek.com

Tel: +86 755 8829 0211

MESSAGE, INFO, SUBSCRIBE

Content-Type: application/sdp

Content-Length: 226

Mode 2:

When a short message of “8675588228822” is sent from the mobile phone number

(+86)13800000000 to the GoIP, the GoIP will send the following call requests. When the GoIP

sends a call request through the SIP number of the GoIP, the GoIP will automatically add the

number of the short message sender to the PSTN Forwarding Number in Call Forwarding (VoIP

Incoming Call, Forwarding to the PSTN Immediately);

In this mode, when the GoIP receives the call from the SIP server, the GoIP will forward the

call to the short message sending equipment through the GSM network.

The SMS dial prefix is still valid in this mode;

The call request signaling in this mode is as follows:

Sending Message to 192.168.2.1:5060:

INVITE sip:8675588228822@192.168.2.1:5060;transport=udp SIP/2.0

Via: SIP/2.0/UDP 192.168.2.237:5060;branch=z9hG4bK363969813

From: <sip:[email protected]:5060>;user=phone;tag=65248630

To: <sip:8675588228822@192.168.2.1>

CSeq: 2 INVITE

Contact: <sip:[email protected]:5060>

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DBL Technology HTM series Instrukcja Użytkownika Strona 64