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Solved: Re: SIP/2.0 404 Not Found - CUCM_TO_CUBE_ITSP ...

    https://community.cisco.com/t5/ip-telephony-and-phones/sip-2-0-404-not-found-cucm-to-cube-itsp-provider/m-p/3326585
    Amigo, this will remain a guessing game. the provider is sending a 404, so there is something they are not liking either the called number or calling number. I suggest you get in touch with them and let them tell you want they require, so …

SIP/2.0 404 Not_Found - FreePBX Community Forums

    https://community.freepbx.org/t/sip-2-0-404-not-found/41969
    Hi, I’m facing an issue for the first time. I have a SIP trunk that is successfully registered with the provider. I’m able to do outgoing calls. Incoming calls are not working. Our SIP provider is giving us the below trace: U 2017/06/15 11:18:04.732776 69.10.37.184:5060 -> OUR_IP:5060 SIP/2.0 404 Not Found. Via: SIP/2.0/UDP …

SIP/2.0 404 Not Found - social.technet.microsoft.com

    https://social.technet.microsoft.com/forums/lync/en-US/09c397f0-6390-4af3-a9ba-c97bcdc84327/sip20-404-not-found
    1. create A records in your external dns for lync web, meet, dialin and lyncdiscover all will be pointed to one ip. 2. on cisco create a rule to accept this on 443 and 80. 3. once cisco will receive the request from this ip then it should forward the request to …

Troubleshoot AudioCodes Configuration Wizard wrong ...

    https://blog.matrixpost.net/troubleshoot-audiocodes-configuration-wizard-wrong-settings-for-dtag-and-teams/
    The AudioCodes SBC will acknowlege with an ACK to Teams. Finally AudioCodes will sent an Outgoing SIP Message to the DTAG SIP Trunk with the 404 Not Found Messages received itself from Teams. The DTAG SIP Trunk itself will …

Microsoft Teams Direct Routing – SIP 404 Not Found ...

    https://www.junknet.net/2021/02/26/microsoft-teams-direct-routing-sip-404-not-found/
    I have the SBC all set up and outbound calls are working fine, yet inbound calls don’t seem to be working, as I’m getting a “404 Not Found” reply to the SBC invites in the SIP traces. Ugh… Initial research led me to a lot of posts regarding this problem with autoattendant numbers, not user numbers, and some people claim to have had to ...

Asterisk responds with 404 to OPTIONS even when an ...

    https://community.asterisk.org/t/asterisk-responds-with-404-to-options-even-when-an-endpoint-is-matched/76238
    Hi all, Asterisk 15.6. I’ve got an issue where Asterisk is not replying to an OPTIONS ping with “200 OK”. It’s matching the endpoint by IP OK but still replying with a 404, which upsets our ITSP. Am I missing anything? Thanks! debug log: <--- Received SIP request (421 bytes) from UDP:YYY.YYY.YYY.YYY:5060 ---> OPTIONS sip:[email protected]:5060 SIP/2.0 Via: …

SIP Message Manipulation, Conditions and Call ... - …

    https://www.audiocodes.com/media/13395/sip-message-manipulation-reference-guide-ver-72.pdf
    Pursuant to the WEEE EU Directive, electronic and electrical waste must not be disposed of with unsorted waste. Please contact your local recycling authority for disposal of this product. Customer Support Customer technical support and services are provided by AudioCodes or by an authorized AudioCodes Service Partner.

Problems with AudioCodes MP-114 - 3CX Forums

    https://www.3cx.com/community/threads/problems-with-audiocodes-mp-114.2934/
    It is not using the proxy (but it can) nor is it registering. The Audiocodes unit merely receives the PSTN call, converts to voip and transfers it based on the routing rule and the autodial rules to the 3CX box. Outbound calls do ring and are passed to the Audiocodes box, but they do not get outside of this box.

Teams Direct Routing w/ Avaya - Office 365 - Spiceworks

    https://community.spiceworks.com/topic/2184688-teams-direct-routing-w-avaya
    After all configurations within our Avaya PBX and Audiocodes, I am able to make outbound calls. I am however not able to make inbound calls. When tracing the call, I notice that I am getting the error: SIP/2.0 480 Temporarily Unavailable (User not registered) as well as: SIP/2.0 404 Not Found (No route available).

List of SIP response codes - Wikipedia

    https://en.wikipedia.org/wiki/List_of_SIP_response_codes
    404 Not Found The server has definitive information that the user does not exist at the domain specified in the Request-URI. This status is also returned if the domain in the Request-URI does not match any of the domains handled by the recipient of …

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