[asterisk-users] SIP over 3G Mobile Network using NAT

[Mitul Limbani]

Oops its qualify= n not notify=

Also check if your asterisk sip server I available with ports on the public
ip that your phone is trying to register from 3G nw.
 On 09-Oct-2014 6:56 PM, mitul at enterux.in wrote:

> Remove Notify= setting in your sip.conf device section.
> On 09-Oct-2014 6:52 PM, "Chirag Ajmera" <chirag at ncc.co.in> wrote:
>
>>  Dear,
>>
>> Kindly guide with the 2 issues mentioned below
>>
>> *#1* - *Host unreachable 0 last qualify 0 (only in 3G**)*
>>
>> I am trying to use SIP client over 3G. It registers and call can be
>> initiated from the client but it can't receive call; cause *asterisk
>> sever *marks it as unreachable immediately after registration.
>>
>>  "[2014-10-08 14:32:47] NOTICE[1610]: chan_sip.c:29596
>> sip_poke_noanswer: Peer '1007' is now UNREACHABLE! Last qualify: 0"
>>
>> The above work well when I turn off 3g and switch over to my office wifi.
>> Kindly guide if there are specific settings for 3G / mobile network.
>>
>> *#2* - *SIP retransmits - no reply to our critical packet*
>>
>> Issue occurs when dialing a call out from a remote wifi network ( in my
>> case office wifi ), Its auto disconnected within 10s with SIP
>> Retransmissions notice / warning message
>>
>> However if a call is initiated from home local network ( ipad ) to the
>> phone ( registered with asterisk over office wifi )... all works well !
>>
>>    *Issues with call sequence in a table form*  *Local Device* Asterisk
>> SIP Server & Router with NAT Port Forwards iPad with Bria SIP Client
>>
>>   *Remote Device* iPhone with Bria SIP Client
>>
>>
>>
>>
>>
>>
>>
>>   *CALL SEQUENCE*  *Remote Network* *From * *To* *Works/Failed* *Issue*
>> *3G* Ipad ( local ) Iphone ( remote ) FAILED Host unreachable 0 last
>> qualify 0 !
>>
>>  Iphone ( remote ) Ipad ( local via NAT ) WORKS – both Audio & Video
>>
>>
>>
>>
>>
>>   *Office Wifi / Broadband* Ipad ( local ) Iphone ( remote ) WORKS –
>> both Audio & Video
>>
>>  Iphone ( remote ) Ipad ( local via NAT ) FAILED SIP retransmits - no
>> reply to our critical packet ! Call disconnects within 10s
>>
>> Kindly guide
>>
>> --
>> Thank You
>> Best,
>> Chirag A.
>>
>> --
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>
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