Hi everyone:

I need pas traffic of one my server to other server wich has the VoIP provider, is did the next config
Server 1 - No provider:
**************
iax.conf

[telonline]
type=friend
host=<IP SERVER 2>
allow=g729
allow=gms
context=from-sip
disallow=all
port=5060
allow=ulaw

******************
server 2 with ISP Provider
iax.conf
[telonline]
type=friend
host=<IP SERVER 1>
allow=g729
allow=gms
context=from-sip
disallow=all
port=5060
allow=ulaw

and on my dial plan have:
exten => 4447,1,Dial(iax2/telonline43/${EXTEN})

and when I try to call 9999 wich is a local exten on server 2

I got :

    -- Executing Dial("SIP/Alex-e14e", "iax2/telonline43/9999") in new stack
    -- Called telonline43/9999
Apr  6 10:18:09 NOTICE[24847]: chan_iax2.c:2835 auto_congest: Auto-congesting call due to slow response
    -- IAX2/telonline43-1 is circuit-busy
    -- Hungup 'IAX2/telonline43-1'
  == Everyone is busy/congested at this time (1:0/1/0)
    -- Executing Hangup("SIP/Alex-e14e", "") in new stack
  == Spawn extension (from-sip, 4447, 2) exited non-zero on 'SIP/Alex-e14e'

Please Help....