[Freeswitch-users] Odd Media issue

[Jerry Kendall]

The issues has been resolved...

On Grandstream phones, you need STUN setup and you need to have the NAT-Traversal set to STUN.

Thanks,
Jerry



On 1/1/2023 12:50 AM, Jerry Kendall wrote:
>
> Another bit of hopefully useful info - the video shows up on all phones when they are answered.
>
> Jerry
>
>
> On 12/31/2022 10:47 PM, Jerry Kendall wrote:
>> So I did a quick check,
>>
>> I ran 'tcpdump net 10.0.0.0/8'
>>
>> I got thousands of packets immediately on dialing a ring group. So, it seems that FS is indeed NOT processing the NAT mapping correctly... I could be wrong... I'm not above that...
>>
>> to draw a sort of image...
>>
>> [phones on 10.0.0.x net] ----------- [ FW ]  --------------- { internet } ------------- [ FS Server on public IP ]
>>
>> The traffic to/from the phones goes correctly unless I have the group setup to send early media to allow ringing phones to show early media video...
>>
>> If the group is setup to send early media, the ringing phones are NOT getting the earling media traffic..
>> The phones have the video screen active AND showing but NO video is displayed as it is sent from FS on the public IP to the phones PRIVATE IP...
>>
>> I am doing this using a hard coded test dialplan conference call like so...
>> ==================
>> <context name="registered-ext">
>> <extension name="dial-videocom">
>> <condition>
>> <action application="set" data="conference_auto_outcall_timeout=5"/>
>> <action application="set" data="conference_auto_outcall_caller_id_name=Intercom"/>
>> <action application="set" data="conference_auto_outcall_caller_id_number=350"/>
>> <action application="set" data="conference_auto_outcall_skip_member_beep=false"/>
>> <action application="set" data="conference_auto_outcall_prefix={sip_auto_answer=false}"/>
>> <action application="set" data="conference_auto_outcall_profile=pager"/>
>> <action application="set" data="conference_utils_auto_outcall_flags=mute"/>
>>
>> <action application="export" data="bridge_early_media=true"/>
>> <action application="export" data="ignore_early_media=false"/>
>>
>> <action application="set" data="ringback=%(2000,4000,440.0,480.0)"/>\n";
>>
>> <action application="conference_set_auto_outcall" data="sofia/customer/500%domain"/>
>> <action application="conference_set_auto_outcall" data="sofia/customer/501%domain"/>
>> <action application="conference_set_auto_outcall" data="sofia/customer/502%domain"/>
>> <action application="conference_set_auto_outcall" data="sofia/customer/503%domain"/>
>>
>> <action application="conference" data="vid_intercom_808 at domain++flags{mute|endconf|moderator}"/>
>> </condition>
>> </extension>
>> <context>
>> ==================
>>
>>
>> Does anyone have any ideas where I need to change things...??
>>
>>
>> Regards,
>> Jerry
>>
>>
>> On 12/31/2022 9:47 PM, Jerry Kendall wrote:
>>> Hey there...
>>>
>>> I've come across an odd issue with the outbound media from FS...
>>>
>>> I have a phone, calls a ring group at say 22.
>>> Now if the phones and FS are on the same network, the early media is sent to all phones properly...
>>> If the phones are on different networks connected via VPN, again, the early media is sent to all phones properly...
>>>
>>> not if the phones are on different networks and a firewall is between without vpn tunneling.... The early media is NOT delivered properly...
>>>
>>> It seems as thought he SDP payload is not fully processed - again, it seems....
>>>
>>>
>>> So, how do I tell FS to send the early media to the phones when the phones are on private IP space behind a firewall.???
>>> It almost looks like the private IPs and not being mapped properly when sending early media.
>>> (the phones are replying to the INVITE with 183 progress status that includes SDP)
>>>
>>> I have NAT working properly and calls, even confererce calls with and without video all work fine - ONCE the call has been answered.
>>> I have been trying to get early media(video) and works but, only when there is no firewall between FS and the phones.
>>>
>>> This, of course is not acceptable for customer based setups.
>>>
>>> Anyu ideas on where to look for the cause?
>>>
>>> Jerry
>>>
>>> _________________________________________________________________________
>>>
>>> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
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>>> Build your next product on our scalable cloud platform.
>>>
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>>
>>
>>
>> _________________________________________________________________________
>>
>> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
>> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN services.
>> Build your next product on our scalable cloud platform.
>>
>> Join our online community to chat in real time https://signalwire.community
>>
>> Professional FreeSWITCH Services
>> sales at freeswitch.com
>> https://freeswitch.com
>>
>> Official FreeSWITCH Sites
>> https://freeswitch.com/oss
>> https://freeswitch.org/confluence
>> https://cluecon.com
>>
>> FreeSWITCH-users mailing list
>> FreeSWITCH-users at lists.freeswitch.org
>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>> https://freeswitch.com
>
>
>
> _________________________________________________________________________
>
> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN services.
> Build your next product on our scalable cloud platform.
>
> Join our online community to chat in real time https://signalwire.community
>
> Professional FreeSWITCH Services
> sales at freeswitch.com
> https://freeswitch.com
>
> Official FreeSWITCH Sites
> https://freeswitch.com/oss
> https://freeswitch.org/confluence
> https://cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> https://freeswitch.com