diff --git a/network_crawler.go b/network_crawler.go
index b1612bf..43a62ac 100644
--- a/network_crawler.go
+++ b/network_crawler.go
@@ -30,6 +30,8 @@ import (
 	"loafle.com/overflow/ssh_protocol_crawler_go"
 	"loafle.com/overflow/telnet_protocol_crawler_go"
 	"loafle.com/overflow/wmi_protocol_crawler_go"
+	"loafle.com/overflow/cassandra_protocol_crawler_go"
+	"loafle.com/overflow/http_protocol_crawler_go"
 )
 
 var g_crawlers map[string]crawler.Crawler
@@ -100,6 +102,8 @@ func initCrawlers() {
 	AddDelegate(pb.Crawlers_HEALTH_SSH.String(), ssh_protocol_crawler_go.NewSSHHeahthCrawler())
 	AddDelegate(pb.Crawlers_HEALTH_TELNET.String(), telnet_protocol_crawler_go.NewTelnetHeahthCrawler())
 	AddDelegate(pb.Crawlers_HEALTH_WMI.String(), wmi_protocol_crawler_go.NewWMIHeahthCrawler())
+	AddDelegate(pb.Crawlers_HEALTH_CASSANDRA.String(), cassandra_protocol_crawler_go.NewCassandraHealthCrawler())
+	AddDelegate(pb.Crawlers_HEALTH_HTTP.String(), http_protocol_crawler_go.NewHTTPHealthCrawler())
 }
 
 func start(rc pb.ConfigServer,rd pb.DataServer) {