##opensips.cfg
# ------------------ module loading ----------------------------------

fork=yes
#port=5060
listen=udp:10.0.1.12:5060
debug=4

mpath="/usr/local/lib/opensips/modules/"
loadmodule "uri.so"
loadmodule "xlog.so"

# -------------------------  request routing logic -------------------

# main routing logic

route {
  xlog("L_ERR", "Jason Marker = <$fn> <$fu> <$fU>");

  if (uri=~"^sip:jsgoecke@") {
    rewritehost("presenceco.net");
    forward();
    exit;
  };
}

##Asterisk extensions.conf
[test_opensips]
exten => _7X.,1,Set(CALLERID(number)=14157044517)
exten => _7X.,n,Dial(SIP/jsgoecke@10.0.1.12:5060)
exten => _7X.,n,Hangup

##Output to syslog by OpenSIPS
Sep 16 17:57:26 callisto opensips[26091]: Jason Marker = <"Test 9998"> <sip:14157044517@10.0.1.12:5061> <14157044517>