<div dir="ltr">I heard some people said that it is the ALG of some routers that modify the SIP message, hence cause the errors</div><div class="gmail_extra"><br><br><div class="gmail_quote">On Sun, Mar 17, 2013 at 8:39 PM, Khoa Pham <span dir="ltr"><<a href="mailto:onmyway133@gmail.com" target="_blank">onmyway133@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">@Sergey<div><br></div><div>Hi, thanks for the response. I check the INVITE many times, and make sure it is OK.</div>
<div>This problem somestimes happens</div></div><div class="gmail_extra"><div><div class="h5"><br><br>
<div class="gmail_quote">On Sun, Mar 17, 2013 at 8:28 PM, Sergey Okhapkin <span dir="ltr"><<a href="mailto:sos@sokhapkin.dyndns.org" target="_blank">sos@sokhapkin.dyndns.org</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Why you're sure that INVITE message is OK?<br>
<div><br>
On Sunday 17 March 2013 20:22:21 Khoa Pham wrote:<br>
> Hi,<br>
><br>
> When A calls B. The INVITE goes through Kamailio. In the Kamalio 's log<br>
> file, I see it say "bad Via", bad port. And it doesnot reply A with 100<br>
> Trying not forwarding INVITE to B.<br>
><br>
> The INVITE message (espcially the Via header) is OK.<br>
><br>
> This problem sometimes happens. Do you know why ?<br>
><br>
> Please help. Thanks<br>
<br>
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</blockquote></div><br><br clear="all"><div><br></div></div></div><div class="im">-- <br><span style>Khoa Pham</span><br style><span style>HCMC University of Science</span><br style>
<span style>Faculty of Information Technology</span><br>
</div></div>
</blockquote></div><br><br clear="all"><div><br></div>-- <br><span style="color:rgb(0,0,0)">Khoa Pham</span><br style="color:rgb(0,0,0)"><span style="color:rgb(0,0,0)">HCMC University of Science</span><br style="color:rgb(0,0,0)">
<span style="color:rgb(0,0,0)">Faculty of Information Technology</span><br>
</div>