[Asterisk-Users] RTP routing..

[Low, Adam]

I can restrict the RTP ports used with my Cisco 79xx phones and on my Cisco AS5300 and I think you can with Asterisk by using the rtp.conf but I'm not completely sure, I'd suggest diving into the source for that one ...

> -----Original Message-----
> From: Andre Lomonaco [mailto:Lomonaco at microcity.com.br] 
> Sent: 26 September 2003 14:31
> To: 'asterisk-users at lists.digium.com'
> Subject: RES: [Asterisk-Users] RTP routing..
> 
> 
> 
> Hi,
> 
> Sorry for my bad english but I´ll try to explain my problem
> 
> I got an Asterisk running in my house with ADSL... 
> I´m using X100P and TDM400P cards....
> 
> My intention is get calls via PSTN to my house and
> Redirect to my computer in my work using X-Lite by SIP...
> 
> Here´s the map with Firewalls
> 
> Call for anyone to my house => PSTN => X100P => EXTENSIONS =>
> SIP/RTP => ISA MICROSOFT FIREWALL => COMPUTER IN MY WORK WITH XLITE
> 
> It´s working very nice, but I had to disable iptables in my
> Asterisk Box(Home)...
> 
> I was using my linux with PPPoe Client, DynamicDnsClient and 
> IPTABLES...
> 
> I´d like to know if is possible to using IPTABLES again. 
> My stupid question is: Can I restrict the ports that Asterisk uses
> to transmit RTP. 
> 
> When I was using IPTABLES with only port 5060 open , the SIP 
> registration
> works nice but I didn´t receive sound...
> 
> 	Andre Lomonaco
> 
> 
> -----Mensagem original-----
> De: Low, Adam [mailto:ALow at Prioritytelecom.com] 
> Enviada em: Friday, September 26, 2003 9:06 AM
> Para: 'asterisk-users at lists.digium.com'
> Assunto: RE: [Asterisk-Users] RTP routing..
> 
> WipeOut,
> 
> I just started to whiteboard this and had some realisations/questions:
> 
> 1. I guess/hope your ADSL connection is not NAT'd ?
> 2. You will need two NIC's as I assume you will have two 
> separate next hop
> gateways with each ADSL connection!
> 3. How would you load balance the inbound calls over the two 
> connections
> (ensuring each doesn't exceed capacity)?
> 
> The more I think about this the more I feel that a better 
> solution would be
> to place a router between the Asterisk server and the two 
> ADSL modems with
> some kind of NAT setup ...
> 
> Adam
> 
> 
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This message and any attachment are confidential and may be privileged or otherwise protected from disclosure and may include proprietary information. If you are not the intended recipient, please telephone or email the sender and delete this message and any attachment from your system. If you are not the intended recipient you must not copy this message or attachment or disclose the contents to any other person