[Serusers] SER and the SPA3000

[Jan Janak]

SER should relay 401 responses back to the UA, if it does not then it it
either a bug in SER or the replies get dropped somewhere in the
configuration file.

Could you generate SIP message dumps on SER server and send them to me ?

  Jan.

On 09-08 12:49, Andres wrote:
> We are planning to roll out services to our customers with the Sipura 
> 3000 FXO gateway.  The idea is that customers will be able to have their 
> own personal PSTN gateway wherever they want.
> 
> In order to provide security, the SPA3000 allows you to configure digest 
> authentication.  The idea is that an incoming INVITE will get challenged 
> via a 401 response and then end device will generate that INVITE again 
> with the proper credentials.  The idea here would be to fill in the same 
> username/password details on the customer's FXO gateway as the ones we 
> have on SER (where his other UA registers and places calls).  Something 
> like:
> 
> UA1 ------>SER------>FXO1
> 
> We would expect that the UA1 sends the INVITE to SER, it gets challenges 
> and autheticated properly, then that INVITE is routed to the FXO1, which 
> challeneges it as well with a 401.  That 401 should be relayed back to 
> UA1 so that it can generate the proper credentials again (this time for 
> the FXO1). 
> 
> Unfortunatelly the 401 that the FXO1 sends back gets ACKed by SER but 
> never relayed back to UA1. 
> 
> Is this doable, or should we switch to another means of authenticating 
> that call on the FXO1?
> 
> Thanks,
> 
> -- 
> Andres
> Network Admin
> http://www.telesip.net
> 
> 
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