Hi. I am new to this world, so please help.<br>I am trying to set up a lab. I have 2 DHCP servers and a SIP server.<br><br>My DHCP server ans OpenSIPS are working fine. But, when I register my clients to SIP server, I can not see there presence, though I can make call between clients. <br>
<br>I get these messages, <br><br><br>"INFO:presence:handle_expired_subs: notify"<br><br>"INFO:presence:send_notify_request: NOTIFY <a href="mailto:sip%3Amika@172.17.100.5">sip:mika@172.17.100.5</a> via <a href="mailto:sip%3Amika@172.16.102.11">sip:mika@172.16.102.11</a> on behalf of <a href="mailto:sip%3Amika@172.17.100.5">sip:mika@172.17.100.5</a> for event presence.winfo, to_tag=b11fa29be7deff2756188f5829692e66-e5da, cseq=3"<br>
<br>"ERROR:tm:msg_send: udp_send failed"<br>"ERROR:tm:t_forward_nonack: sending request failed" <br><br><b>Please help. Thank you.</b><br><br><br>