On 28 July 2017 at 20:21, Jose David Jurado Alonso <josedavid@zennio.com> wrote:
My current configuration is the next:

vars.xml:

  <X-PRE-PROCESS cmd="set" data="bind_server_ip=auto"/>
  <X-PRE-PROCESS cmd="set" data="external_rtp_ip=host:mydomain.us"/>
  <X-PRE-PROCESS cmd="set" data="external_sip_ip=host:mydomain.us"/>


try making it:

<X-PRE-PROCESS cmd="set" data="bind_server_ip=auto"/>
<X-PRE-PROCESS cmd="set" data="external_rtp_ip=135.44.55.123"/>
<X-PRE-PROCESS cmd="set" data="external_sip_ip=135.44.55.123"/>

Stop and start FreeSeWITCH and see if it helps

Also, maybe something is blocked by some ALG in the clients' router? Try to connect via TLS...

Hope this help,

-giovanni