asterisk users - Jan 2009 - FWD and IPCall

I tried this
http://lists.digium.com/pipermail/asterisk-users/2008-January/203615.html

But I am NOT getting call in asterisk.


SIP.conf file :
_________________

[general]
port = 5060
bindaddr = 0.0.0.0
context = default
externhost=59.160.44.21
localnet=192.168.0.2/255.255.255.0
; register SIP account on remote machine if using SIP trunks
; register => testSIPtrunk:test at 10.10.10.16:5060
;

[sip]
type=peer
username=fiducia_ag
fromuser=fiducia_ag
authuser=fiducia_ag
secret=password
host=64.56.64.64
nat=no
canreinvite=yes
insecure=very
disallow=all
allow=g729
allow=ulaw
context=default
dtmfmode=rfc2833

[ipkall.com]
host=voiper.ipkall.com
context=from-ipkall
dtmfmode=rfc2833
insecure=invite
type=friend
canreinvite=no
disallow=all
allow=ulaw

Extension.conf:
_________________

[from-ipkall]
exten => 901835,1,NoOp(from-ipkall)
exten => 901835,2,NoOp(${CALLERIDNAME}/${CALLERIDNUM})
exten => 901835,3,Dial(Local/200 at internal)
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I am using Asterisk and
IPKall.<http://lists.digium.com/pipermail/asterisk-users/2008-January/203607.html>
I tried exactly below mentioned configuration
.<http://lists.digium.com/pipermail/asterisk-users/2008-January/203607.html>

http://lists.digium.com/pipermail/asterisk-users/2008-January/203607.html

But I get an Error as
<http://lists.digium.com/pipermail/asterisk-users/2008-January/203607.html>


== Parsing '/etc/asterisk/sip_notify.conf': Found
-- Executing NoOp("SIP/66.54.140.46-b781b470",
"from-ipkall") in new stack
-- Executing NoOp("SIP/66.54.140.46-b781b470", "INTL.
NUMBER/"INTL. NUMBER"
<2067770020>") in new stack
-- Executing Dial("SIP/66.54.140.46-b781b470", "Local/200 at
internal") in
new stack
-- Called 200 at internal
-- Executing AGI("Local/200 at internal at default-f232,2",
"agi://
127.0.0.1:4577/call_log") in new stack
-- AGI Script agi://127.0.0.1:4577/call_log completed, returning 0
-- Executing Dial("Local/200 at internal at default-f232,2",
"SIP/200 at
internal at sip64||tTor") in new stack
-- Called 200 at internal at sip64
-- Local/200 at internal at default-f232,1 is ringing
Jan 15 17:18:43 ERROR[2636]: chan_sip.c:11355 handle_request: Missing Cseq.
Dropping this SIP message, it's incomplete.
== Spawn extension (default, 200 at internal, 2) exited non-zero on
'Local/200 at internal at default-f232,2'
-- Executing DeadAGI("Local/200 at internal at default-f232,2",
"agi://
127.0.0.1:4577/call_log") in new stack
== Spawn extension (from-ipkall, 901835, 3) exited non-zero on
'SIP/66.54.140.46-b781b470'
-- AGI Script agi://127.0.0.1:4577/call_log completed, returning 0
-- Executing DeadAGI("Local/200 at internal at default-f232,2",
"agi://
127.0.0.1:4577/VD_hangup--HVcauses--PRI-----NODEBUG-----0-----CANCEL----------)")
in new stack
-- AGI Script
agi://127.0.0.1:4577/VD_hangup--HVcauses--PRI-----NODEBUG-----0-----CANCEL----------)
completed, returning 0
== Refreshing DNS lookups.


Any Solution ?
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