asterisk users - Jun 2003 - Almost there.... strange error message... anyone???

Hello Everyone -

Well, I think I'm getting closer with the asterisk connection.  This si my 
setup and I keep getting this error below in ,my /var/log/asterisk/messages 
file.  I have opened 5060 port on the firewall box

Jun 26 23:02:17 WARNING[4101]: File chan_sip.c, Line 385 (__sip_xmit): 
sip_xmit of 0xbf1f0200 (len 355) to 192.168.200.104 returned -1: Operation 
not permitted
Jun 26 23:02:21 WARNING[4101]: File chan_sip.c, Line 385 (__sip_xmit): 
sip_xmit of 0xbf1f0a00 (len 294) to 192.168.200.104 returned -1: Operation 
not permitted
Jun 26 23:02:21 WARNING[4101]: File chan_sip.c, Line 385 (__sip_xmit): 
sip_xmit of 0xbf1f0200 (len 355) to 192.168.200.104 returned -1: Operation 
not permitted

I'm using ATA186(cisco adapter) at my 192.168.200.x site
Xten soft sip cient in 192.168.100.x site
ASTERISK running on my GW towards the 192.168.100.x site.

192.168.100.x |(asterisk GW)| public IP ----- INTERNET ------ public IP | 
192.168.200.x


My ata186 box is registering to my asterisk server.  When I so a "sip show 
peers", it shows

Name/username    Host                 Mask             Port     Status
jack/jack  192.168.200.104 (D)  255.255.255.255  5060     Unmonitored
jill/jill    192.168.100.195 (D)  255.255.255.255  5066     Unmonitored

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