<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii">
<TITLE>Mensaje</TITLE>
<META content="MSHTML 6.00.2800.1264" name=GENERATOR></HEAD>
<BODY>
<DIV><SPAN class=725243315-12112003><FONT face=Arial size=2>Hi, I have this
scenario</FONT></SPAN></DIV>
<DIV><SPAN class=725243315-12112003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=725243315-12112003><FONT face=Arial size=2>Cisco 5300 (public
ip. 200.47.xx.xx) <---> Asterisk (public ip: 64.76.xx.xx) <--> Cisco
3600 (public ip: 64.76.xx.xx , same network than * )</FONT></SPAN></DIV>
<DIV><SPAN class=725243315-12112003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=725243315-12112003><FONT face=Arial size=2>When a calls comes
in Cisco 5300, this send this calls with SIP to *, asterisk plays a welcome
message and resend call to Cisco 3600 that have 4 analog lines connected... but
after cisco play welcome message and when send SIP to 3600, I have this
error:</FONT></SPAN></DIV>
<DIV><SPAN class=725243315-12112003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=725243315-12112003><FONT face=Arial size=2>v=0<BR>o=root 20045
20045 IN IP4 64.76.xx.xx -> asterisk ip address<BR>s=session<BR>c=IN IP4
64.76.xx.xx -> asterisk ip address.<BR>t=0 0<BR>m=audio 15372 RTP/AVP 0
101<BR>a=rtpmap:0 PCMU/8000<BR>a=rtpmap:101 telephone-event/8000<BR>a=fmtp:101
0-16<BR> (no NAT) to 64.76.xx.xx:5060 -> 3600 ip address<BR>Sip read:
LI><BR>SIP/2.0 400 Bad Request - 'Media Negotiation Failed'<BR>Via:
SIP/2.0/UDP 64.76.xx.xx:5060;branch=z9hG4bK31ba01da -> asterisk ip
address<BR>From: "1143724956" <sip:1143724956@64.76.xx.xx>;tag=as33c45436
-> * ip address<BR>To: <sip:1152672000@64.76.xx.xx> -> 3600 ip
address<BR>Call-ID: <A
href="mailto:28b30df021508ba32b21208459e10765@64.76.126.30">28b30df021508ba32b21208459e10765@64.76.126.30</A><BR>Warning:
304 64.76.xx.xx:0 "Media Type(s) Unavailable" -> 3600 ip address<BR>CSeq: 102
INVITE</FONT></SPAN></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><SPAN class=725243315-12112003><FONT face=Arial size=2>then I have too
another GW 5300, with same IOS and same config.. and with it, all work
OK!!!... I don't understand what is the problem!!...</FONT></SPAN></DIV>
<DIV><SPAN class=725243315-12112003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=725243315-12112003>
<DIV><SPAN class=725243315-12112003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=725243315-12112003><FONT face=Arial size=2>IT WORKS
OK!!!..</FONT></SPAN></DIV>
<DIV><SPAN class=725243315-12112003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=725243315-12112003><FONT face=Arial size=2>Cisco 5300 (public
ip. 64.76.xx.xx) <---> Asterisk (public ip: 64.76.xx.xx) <--> Cisco
3600 (public ip: 64.76.xx.xx , same network than * )</FONT></SPAN></DIV>
<DIV><SPAN class=725243315-12112003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=725243315-12112003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=725243315-12112003><FONT face=Arial size=2>Some
clue?....</FONT></SPAN></DIV></SPAN></DIV></BODY></HTML>