[Freeswitch-users] Phone not registering

[Miha]

@Michael,

thank you for your explanation.

Regards,
Miha

On 5/11/2012 5:24 PM, Michael Collins wrote:
> You just have to be careful because the force rport can mess up phones 
> that properly handle NAT. If you plan to use only this model of phone 
> - or only phones that require force rport - then you'll be fine. If 
> you find that you have a mix of phone models then it's best to create 
> a separate profile to handle phones that are NAT friendly and then 
> keep the current profile for phones that need the force rport.
>
> -MC
>
> On Fri, May 11, 2012 at 12:18 AM, Miha <miha at softnet.si 
> <mailto:miha at softnet.si>> wrote:
>
>     Hi @Michael,
>
>     after I put
>
>     <param name="NDLB-force-rport" value="true"/>
>
>     in my internal sip profile FS send back to right dst_port.
>
>     If I use this on live fs server, could this be causing any problems on registered phones or any easier abuse?
>
>     Thanks!
>
>     Miha
>
>
>     On 5/11/2012 8:25 AM, Miha wrote:
>>     Hi @Michael,
>>
>>     thanks for your reply.
>>
>>     I also noticed after I send you an email that this is NAT issue.
>>     Phone send registration packet on port 5060 (src port is 50006),
>>     but FS do not reply back to port 50006 but instead reply on 5060
>>     due to this phone does not receive 401 and and send another
>>     REGISTER packet.
>>
>>     How can I deal whit this issue?
>>
>>     Thank you very much for all your help!
>>
>>     p.s.: I also send you separately wireshark trace that you can see
>>     this issue.
>>
>>     Regards,
>>     Miha
>>
>>     On 5/10/2012 8:30 PM, Michael Collins wrote:
>>>     It's definitely a NAT issue. The phone is not responding to your
>>>     401 and is instead just sending another REGISTER packet. Notice
>>>     that FS is responding on port 5060. Is that the port your phone
>>>     is expecting to receive on?
>>>
>>>     -MC
>>>
>>>     On Thu, May 10, 2012 at 5:30 AM, Miha <miha at softnet.si
>>>     <mailto:miha at softnet.si>> wrote:
>>>
>>>         Hi,
>>>
>>>         here is pastebin of siptrace
>>>         (http://pastebin.freeswitch.org/19029).
>>>
>>>         Phone on local network are registered on FS. After I put
>>>         between local
>>>         network and Phone router, phones are unable to registered on FS.
>>>
>>>         On other softswitch which is not FS phones are registering
>>>         (same port,
>>>         same scenario, etc.).
>>>
>>>         Phones are SPA922.
>>>
>>>         What could be causing the problem?
>>>
>>>         Thanks!
>>>
>>>         Miha
>>>
>>>
>>>
>>>
>>>
>>>
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>>
>>
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>
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