aca te paso los log de NAT

Mar 23 11:45:08 magnussolution /sbin/opensips[15435]: DBG:nathelper:check_content_type: type <application/sdp> found valid
 ] x-rtp-session-id:062600716E194B2B8C5A25E6FF91F35B: DBG:nathelper:force_rtp_proxy: Forcing body: [v=0
Mar 23 11:45:08 magnussolution /sbin/opensips[15435]: DBG:nathelper:force_rtp_proxy_body: proxy reply: 36944 127.0.0.1
Mar 23 11:45:08 magnussolution /sbin/opensips[15433]: DBG:core:forward_reply: found module nathelper, passing reply to it
  ontent-Length: 0am release 1003d stamp 30403MTVjMjJiMDM2MGY3NmRhMWY.K-d87543-25527a0d89017473-1--d87543-;rport=56886 428, rest: 71 msg= SIP/2.0 180 Ringing
Mar 23 11:45:12 magnussolution /sbin/opensips[15432]: DBG:core:forward_reply: found module nathelper, passing reply to it
 a=senmap:101 telephone-event/8000.168.1.10 63528 NOTIFY, MESSAGE, SUBSCRIBE, INFO27a0d89017473-1--d87543-;rport=56886 423, rest: 530 msg= SIP/2.0 200 OK
Mar 23 11:45:12 magnussolution /sbin/opensips[15433]: DBG:core:parse_msg:  uri:     <sip:200@186.108.158.77;nat=yes>
 . ntent-Length: 0am release 1003d stamp 30403MTVjMjJiMDM2MGY3NmRhMWY.K-d87543-3a2fc63e4566560b-1--d87543-;rport=56886t=yes SIP/2.0
Mar 23 11:45:13 magnussolution /sbin/opensips[15432]: DBG:core:forward_reply: found module nathelper, passing reply to it
 a=senmap:101 telephone-event/8000.168.1.10 63528 NOTIFY, MESSAGE, SUBSCRIBE, INFO27a0d89017473-1--d87543-;rport=56886 423, rest: 530 msg= SIP/2.0 200 OK
Mar 23 11:45:13 magnussolution /sbin/opensips[15434]: DBG:core:parse_msg:  uri:     <sip:200@186.108.158.77;nat=yes>
 . ntent-Length: 0am release 1003d stamp 30403MTVjMjJiMDM2MGY3NmRhMWY.K-d87543-3a2fc63e4566560b-1--d87543-;rport=56886t=yes SIP/2.0
Mar 23 11:45:19 magnussolution /sbin/opensips[15433]: DBG:core:parse_msg:  uri:     <sip:200@186.108.158.77;nat=yes>
Mar 23 11:45:19 magnussolution /sbin/opensips[15432]: DBG:core:forward_reply: found module nathelper, passing reply to it
Mar 23 11:45:19 magnussolution /sbin/opensips[15434]: DBG:core:parse_msg:  uri:     <sip:200@186.108.158.77;nat=yes>


Iñaki Baz Castillo wrote: 
El día 23 de marzo de 2012 15:40, magnusadilsom@gmail.com
<magnusadilsom@gmail.com> escribió:

ERROR:nathelper:fix_nated_contact_f: SCRIPT BUG - second attempt to change
URI Contact

Revisa tu script, estás llamando dos veces a la función fix_nated_contact().