Re: SIPit23 Survey Notes

Klaus Darilion wrote:
> Hi Robert!
>
> Robert Sparks schrieb:
>>
>> 19% supported SIP over IPSec
>
> What do you mean with "SIP over IPSec"? Every protocol runs over IPSec 
> as it is transparent to the application.
Well, SIP over IPsec is not really "transparent" to the SIP implementation:
when you want to send a request over an IPSec SA, you MUST be able to 
choose what is the source interface / source port and destination 
interface / destination port. This is not something so easy to implement 
at SIP transport level.
Thomas


>
>> I asked where people were taking bits from messages to display as 
>> caller-id.
>> There were many different kinds of answers, including
>>  P-Asserted-Identity if present, then From
>>  From display name
>>  username part of From uri
>>  P-Asserted-Identity only
>>  Contact uri
>>  Remote IP address
>>  P-Asserted-Identity, then Remote-Party-ID, then From
>>  From, then Remote-Party-ID, then P-Asserted-Identity
>
> So, if the From header is missing ???, the other headers are used?
>
> thanks for the summary
> Klaus
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_______________________________________________
Sip mailing list  https://www.ietf.org/mailman/listinfo/sip
This list is for NEW development of the core SIP Protocol
Use [email protected] for questions on current sip
Use [email protected] for new developments on the application of sip