[asterisk-dev] SIP compliance question

Johansson Olle E olle at voop.com
Tue Oct 17 07:40:49 MST 2006


17 okt 2006 kl. 15.34 skrev Roy Sigurd Karlsbakk:

>>>>>> yes - using the IP address in a sip URI is possible, but your  
>>>>>> Provider [asterisk]
>>>>>> uses the IP Adress of the SwyxServer in the uri ~INVITE
>>>>>> sip:+4721973541 at 80.239.107.95:65002 SIP/2.0
>>>>>>
>>>>>> thats the wrong part - he must use a) his realm or b) his  
>>>>>> public IP
>>>>>> address.
>>>>>
>>>>> thanks for any help
>>>>
>>>> btw, this is not the realm, they mean SIP domain. "Realm" is  
>>>> only used in
>>>> authentication. Please ask them to read the RFC :-)
>>>>
>>>> The Swyx server seems to me to have some strange things in their  
>>>> implementation.
>>>
>>> Anyway, is it true as they say that Asterisk is supposed to use  
>>> its own IP in the INVITE?
>>
>> In the INVITE uri?????
>>
>> I wonder if these guys have read the executive summary of the  
>> RFC... He he.
>>
>> This discussion is far away from ASterisk development. I guess we  
>> could sell SWYX
>> some SIP consulting.
>
> Now what's strange, is that it might look like SWYX may be right  
> here. Paragraph 4 in section 4 in the RFC says:
>
>    Alice "calls" Bob using his SIP identity, a type of Uniform  
> Resource
>    Identifier (URI) called a SIP URI. SIP URIs are defined in Section
>    19.1.  It has a similar form to an email address, typically
>    containing a username and a host name.  In this case, it is
>    sip:bob at biloxi.com, where biloxi.com is the domain of Bob's SIP
>    service provider....
>
> This somehow implies that asterisk, when dialling back, should  
> default to using it's own domain name in the host part in the  
> INVITE, right?

Roy - read the text. Alice calls Bob. Biloxi com is the domain of  
Bob's SIP service provider.

Where does this suggest that Alice should call bob with  
phonenumber at aliceserversip ????

Again, this is not Asterisk development...

/O


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