[asterisk-users] Weird SIP stuff

2014-12-04 Thread Eric Wieling

We are seeing something weird we haven't come across before. It seems they are 
sending us a different IP in the SIP from URI, than the IP they are actually 
sending us the traffic from.

Basically, the traffic is coming from 65.211.180.237 but the header is:

f: 
sip:+1347545xxx@199.173.94.80:5060;user=phone;tag=4-45026-159e4a6-995949f-159e4a6


Does anyone know if this is normal and how I might make it work with Asterisk.  
 Incoming calls are not matching the we auth on IP only

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Re: [asterisk-users] Weird SIP stuff

2014-12-04 Thread James Cloos
 EW == Eric Wieling ewiel...@nyigc.com writes:

EW Basically, the traffic is coming from 65.211.180.237 but the header is:

EW f: 
sip:+1347545xxx@199.173.94.80:5060;user=phone;tag=4-45026-159e4a6-995949f-159e4a6

The From: header and the socket ip are often different.

Check for Via: headers.  Those show the path of the SIP.  In your
example, look for a Via which mentions 65.211.180.237.

Note that the From does not necessary have to be a sip address reachable
from the outside.

-JimC
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James Cloos cl...@jhcloos.com OpenPGP: 0x997A9F17ED7DAEA6

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