diff --git a/crawler/health/SocketHeahthCrawler.go b/crawler/health/SocketHeahthCrawler.go
index 12562fb..3b380ce 100644
--- a/crawler/health/SocketHeahthCrawler.go
+++ b/crawler/health/SocketHeahthCrawler.go
@@ -8,6 +8,7 @@ import (
 
 	cnsm "git.loafle.net/commons/service_matcher-go"
 	cuej "git.loafle.net/commons/util-go/encoding/json"
+	ocmm "git.loafle.net/overflow/commons-go/model/meta"
 	ocmsc "git.loafle.net/overflow/commons-go/model/sensorconfig"
 	"git.loafle.net/overflow/crawler-go"
 )
@@ -33,16 +34,16 @@ func (s *SocketHealthCrawler) getConnection(config *ocmsc.SensorConfig) (net.Con
 
 	network := ""
 	switch metaIPTypeKey {
-	case "V6":
+	case ocmm.MetaIPTypeEnumV4.String():
 		switch metaPortTypeKey {
-		case "UDP":
+		case ocmm.MetaPortTypeEnumUDP.String():
 			network = "udp6"
 		default:
 			network = "tcp6"
 		}
 	default:
 		switch metaPortTypeKey {
-		case "UDP":
+		case ocmm.MetaPortTypeEnumUDP.String():
 			network = "udp"
 		default:
 			network = "tcp"
@@ -54,7 +55,7 @@ func (s *SocketHealthCrawler) getConnection(config *ocmsc.SensorConfig) (net.Con
 		return nil, err
 	}
 
-	if metaCryptoTypeKey == "TLS" {
+	if metaCryptoTypeKey == ocmm.MetaCryptoTypeEnumTLS.String() {
 		cfg := &tls.Config{
 			InsecureSkipVerify: true,
 			ServerName:         ip,