diff --git a/json/json_port_test3.sh b/json/json_port_test3.sh
index ee893ce7..5ed3599d 100755
--- a/json/json_port_test3.sh
+++ b/json/json_port_test3.sh
@@ -5,6 +5,8 @@ unset http_proxy
 Q='"'
 q="'"
 S='*'
+m=40
+n=42
 application_json="application/json"
 accept_json="Accept: $application_json"
 accept_html='Accept: text/html'
@@ -12,9 +14,11 @@ accept_text='Accept: text/plain'
 #accept_any="'Accept: */*'" # just dont use
 content_plain='Content-Type: text/plain'
 content_json="Content-Type: $application_json"
-switches='-sqv'
+headers="/var/tmp/headers.$$"
+switches="-s -D $headers -o $result"
 #switches='-sq'
 data_file=/var/tmp/data.$$
+result=/var/tmp/result.$$
 
 function Kurl() {
    echo "======================================================================================="
@@ -34,19 +38,33 @@ function Jurl() {
    echo "=J====================================================================================="
 }
 
+function Kuurl() {
+   echo "URL: ${@:$#}"
+   echo "" > $result
+   echo "" > $headers
+   #curl $switches  -H "$accept_json" -H "$content_json" -X POST  -d"@$data_file" "$@" ||:
+   set -x
+   curl "$@" ||:
+   set +x
+   grep 'HTTP/1.1 200' $headers || (echo "${@:$#}"; cat $headers)
+}
+
 #url="http://jed-f24m64-9119:8080"
 url="http://127.0.0.1:8080"
 
 function PortDown() {
+   switches="-s -D $headers -o $result"
    echo "{\"shelf\":1,\"resource\":3,\"port\":\"$1\",\"current_flags\":1, \"interest\":8388610}" > $data_file
-   curl $switches -H "$accept_json" -H "$content_json" -X POST  -d"@$data_file" "$url/cli-json/set_port" || :
+   Kuurl $switches -H "$accept_json" -H "$content_json" -X POST  -d"@$data_file" "$url/cli-json/set_port"
    sleep 0.3
    for f in `seq 1 10`; do
       echo "{\"shelf\":1,\"resource\":3,\"port\":\"$1\"}" > $data_file
-      curl $switches -H "$accept_json" -H "$content_json" -X POST -d"@$data_file" "$url/cli-json/nc_show_ports" || :
-      sleep 0.5 
-      curl $switches "$url/port/1/3/$1?fields=alias,ip,down" | json_pp > /var/tmp/result
-      grep '"down" : true' /var/tmp/result && break || :
+      cat $data_file
+      Kuurl $switches -H "$accept_json" -H "$content_json" -X POST -d"@$data_file" "$url/cli-json/nc_show_ports"
+      sleep 0.5
+      Kuurl $switches "$url/port/1/3/$1?fields=alias,ip,down"
+      json_pp < $result || cat $result
+      grep '"down".*true' $result && break || :
    done
 }
 
@@ -54,40 +72,75 @@ function PortUp() {
    #set_port 1 3 sta3101 NA NA NA NA 0 NA NA NA NA 8388610
    echo "{\"shelf\":1,\"resource\":3,\"port\":\"$1\",\"current_flags\":0, \"interest\":8388610}" > $data_file
    curl $switches -H "$accept_json" -H "$content_json" -X POST  -d"@$data_file" "$url/cli-json/set_port"
-   sleep 1 
+   sleep 1
    for f in `seq 1 100`; do
       echo "{\"shelf\":1,\"resource\":3,\"port\":\"$1\"}" > $data_file
       #Jurl -d"@$data_file" "$url/cli-json/nc_show_ports"
       curl $switches -H "$accept_json" -H "$content_json" -X POST -d"@$data_file" "$url/cli-json/nc_show_ports"
-      sleep 0.5 
-      curl $switches "$url/port/1/3/$1?fields=alias,ip,down" | json_pp > /var/tmp/result || :
-      #cat /tmp/result
-      grep '"down" : false' /var/tmp/result && break || :
+      sleep 0.5
+      curl $switches "$url/port/1/3/$1?fields=alias,ip,down"
+      json_pp < $result || cat $result
+      grep '"down".*false' $result && break || :
    done
 }
 
 function CxToggle() {
    echo "{\"test_mgr\":\"all\",\"cx_name\":\"$1\",\"cx_state\":\"$2\"}" > $data_file
-   curl $switches -H "$accept_json" -H "$content_json" -X POST  -d"@$data_file" "$url/cli-json/set_cx_state" || :
+   cat $data_file
+   Kuurl $switches -H "$accept_json" -H "$content_json" -X POST  -d"@$data_file" "$url/cli-json/set_cx_state"
 }
 
+function CxCreate() { # alias, port
+   echo "{\"alias\":\"$1-A\",\"shelf\":1,\"resource\":3,\"port\":\"$2\",\"type\":\"lf_udp\",\"ip_port\":\"AUTO\",\"is_rate_bursty\":\"NO\",\"min_rate\":164000,\"min_pkt\":-1,\"max_pkt\":0}" > $data_file
+   cat $data_file
+   Kuurl $switches -H "$accept_json" -H "$content_json" -X POST  -d"@$data_file" "$url/cli-json/add_endp"
+
+   echo "{\"alias\":\"$1-B\",\"shelf\":1,\"resource\":2,\"port\":\"b2000\",\"type\":\"lf_udp\",\"ip_port\":\"AUTO\",\"is_rate_bursty\":\"NO\",\"min_rate\":64000,\"min_pkt\":-1,\"max_pkt\":0}" > $data_file
+   cat $data_file
+   Kuurl $switches -H "$accept_json" -H "$content_json" -X POST  -d"@$data_file" "$url/cli-json/add_endp"
+
+   echo "{\"alias\":\"$1\",\"test_mgr\":\"default_tm\",\"tx_endp\":\"$1-A\",\"rx_endp\":\"$1-B\"}" > $data_file
+   cat $data_file
+   Kuurl $switches -H "$accept_json" -H "$content_json" -X POST  -d"@$data_file" "$url/cli-json/add_cx"
+
+   echo "{\"endpoint\":\"$1-A\"}" > $data_file
+   Kuurl $switches -H "$accept_json" -H "$content_json" -X POST  -d"@$data_file" "$url/cli-json/nc_show_endpoints"
+
+   echo "{\"endpoint\":\"$1-B\"}" > $data_file
+   Kuurl $switches -H "$accept_json" -H "$content_json" -X POST  -d"@$data_file" "$url/cli-json/nc_show_endpoints"
+}
+
+# create some cx
+for eidcx in `seq $m $n` ; do
+   CxCreate "udp-$eidcx" "sta$((3060 + $eidcx))"
+   sleep 1
+   Kuurl $switches  -H "$accept_json" "$url/endp/udp-$eidcx-A?fields=name,run"
+   Kuurl $switches  -H "$accept_json" "$url/endp/udp-$eidcx-B?fields=name,run"
+   Kuurl $switches  -H "$accept_json" "$url/cx/udp-$eidcx?fields=name,state"
+done
+
+sleep 5
 while true; do
-   for eidcx in `seq 40 61` ; do
-      CxToggle "$eidcx" "STOPPED"
-      curl $switches  -H "$accept_json" "$url/endp/$eidcx?fields=name,run"
+   for eidcx in `seq $m $n` ; do
+      CxToggle "udp-$eidcx" "STOPPED"
+      Kuurl $switches  -H "$accept_json" "$url/endp/udp-$eidcx-A?fields=name,run"
+      Kuurl $switches  -H "$accept_json" "$url/endp/udp-$eidcx-B?fields=name,run"
+      Kuurl $switches  -H "$accept_json" "$url/cx/udp-$eidcx?fields=name,state"
    done
-   for sta in `seq 100 121`; do
+   for sta in `seq 100 120`; do
       stb=$(( $sta + 3000))
       PortDown "sta$stb"
    done
-   for sta in `seq 100 121`; do
+   for sta in `seq 100 120`; do
       stb=$(( $sta + 3000))
       PortUp "sta$stb"
    done
    sleep 4
-   for eidcx in 34 35 36 37 38 39 ; do
-      CxToggle "$eidcx" "RUNNING"
-      curl $switches  -H "$accept_json" "$url/endp/$eidcx?fields=name,run" || :
+   for eidcx in `seq $m $n` ; do
+      CxToggle "udp-$eidcx" "RUNNING"
+      Kuurl $switches  -H "$accept_json" "$url/endp/udp-$eidcx-A?fields=name,run"
+      Kuurl $switches  -H "$accept_json" "$url/endp/udp-$eidcx-B?fields=name,run"
+      Kuurl $switches  -H "$accept_json" "$url/cx/udp-$eidcx?fields=name,state"
    done
    sleep 14
 done