Recent questions tagged sip

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sip - Asterisk API - How to redirect a call?

EDIT: When I use uniqueId of the call instead of channel name it works! I want to redirect a call with ... /stackoverflow.com/questions/65884232/asterisk-api-how-to-redirect-a-call...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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463 views

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sip - exosip always answer twice when receive invite event

I'm new in sip and use exosip to develop a sip gateway. I found my gate way is always send answer ... .com/questions/65938443/exosip-always-answer-twice-when-receive-invite-event...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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506 views

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sip - I'm developing RTP server. I'm not get ACK to my OK. What am I doing wrong?

This is the message I INVITE I got. INVITE sip:[email protected] SIP/2.0 Via: SIP/2.0/UDP 31.168.230.133:5060;branch ... -rtp-server-im-not-get-ack-to-my-ok-what-am-i-doing-wrong...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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467 views

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sip - I'm developing RTP server. I'm not get ACK to my OK. What am I doing wrong?

This is the message I INVITE I got. INVITE sip:[email protected] SIP/2.0 Via: SIP/2.0/UDP 31.168.230.133:5060;branch ... -rtp-server-im-not-get-ack-to-my-ok-what-am-i-doing-wrong...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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466 views

1 answer

sip - Registration message over TCP

I have implemented SIP calls over TCP. Now I intend to extrapolate it to REGISTRATION over TCP. I have a reference PCAP ... , so src and dest message code is within my realm....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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517 views

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sip 发送invite nvr返回400？

nvr已经在sip服务器注册成功，并且获取nvr设备列表信息等正常发送invite时，一直返回400. sip服务id：37070000082008000001 nvr id：37070000081118000001 nvr ... 90000 a=rtpmap:96 PS/90000 a=rtpmap:97 MPEG4/90000 a=recvonly...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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781 views

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sip - Mediaproxy with OpenSIPS 3.1 as mid-registrar not solving lack of audio due to NATed SDP

I am trying to configure Mediaproxy 4.0.4 (mediaproxy.ag-projects.com) with OpenSIPS 3.1 to handle RTP traffic coming from ... solving my audio problems. What am I doing wrong????...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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