[Serusers] Using SER to bypass port-5060 filter

[Atle Samuelsen]

Just an idea quick.. Enable record routing..

/Atle


* Miguel Cruz <mnc-serusers at u.nu> [050106 15:33]:
> My ISP, which holds both the broadband and landline telephony monopolies 
> in this area, blocks port 5060. Also, I am behind NAT (at this location; 
> my router has a real address).
> 
> I am hoping it would be possible to set up a proxy at a 3rd location to
> make it possible to use the Broadvoice service. I am able to use FWD for
> incoming and outgoing without trouble, so I don't think there are any
> other obstacles.
> 
> I tried setting up my 3rd-location server to simply reflect packets that 
> hit it on UDP port 7000, so they went to Broadvoice's server on port 5060. 
> Unsurprisingly, I suppose, that didn't work. Tcpdump showed that nothing 
> ever came back along that route; I am not sure whether Broadvoice's server 
> was sending replies anywhere, but they sure weren't making it to my 
> intermediate reflecting machine.
> 
> So I guess there needs to be some rewriting going on. It seems like SER 
> may be the tool for this, but after looking through many example 
> configurations, I was unable to find something as simple as what I'm 
> after. Does anyone have any ideas about a good place for me to start? Is 
> SER in fact an appropriate tool for this task?
> 
> Thanks.
> 
> miguel
> 
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