Thanks for the feedback. I said previously, Asterisk receives packets like extens...@192.168.0.10 is trying to register to it. So, Asterisk sends out to local LAN an ACK which obviously is not right. SPA-2102 should send SIP request like extens...@123.123.123.123 (public IP).
Thanks On Fri, Oct 8, 2010 at 3:32 PM, Kevin P. Fleming <kpflem...@digium.com>wrote: > On 10/06/2010 02:50 PM, bruce bruce wrote: > > Hi Guys, > > > > This is such an annoying issue whenever it comes up. The sender and > > receive always receive the source public IP no matter what in the IP > > packets but then SIP packets go out with something like 192.168.0.20. > > > > In this instance, a Bell Canada DSL modem is installed and I saw the > > SPA-2102 register properly but only to fail later on due to sending it's > > LAN IP to the Asterisk server. > > > > So, I put NAT=yes and NAT_ALIVE=yes but that didn't help at all. I also > > put the device on DMZ in the Bell Canada DSL modem and still the same > issue. > > > > I am wondering when would manufacturers finally fully comply the SIP > RFC?! > > Exactly how is this behavior non-compliant with "the" (sic) SIP RFC? > There is nothing in any SIP RFC that mandates that a SIP UA must be > aware of multiple IP addresses over which it can be reached, and select > the proper one to include in SIP requests and responses. > > In fact, many SIP UAs, Asterisk included, work just fine behind NAT > devices without ever knowing what their external IP addresses are. > > If you had actually described how the device failed, we might be able to > tell you what you could do to resolve the problem. In general, Asterisk > works just fine with endpoints that are behind NAT devices and never > send their external IP addresses in their SIP messages... there are > probably millions of devices working that way every day. > > -- > Kevin P. Fleming > Digium, Inc. | Director of Software Technologies > 445 Jan Davis Drive NW - Huntsville, AL 35806 - USA > skype: kpfleming | jabber: kflem...@digium.com > Check us out at www.digium.com & www.asterisk.org > > -- > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > New to Asterisk? Join us for a live introductory webinar every Thurs: > http://www.asterisk.org/hello > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users >
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