diff --git a/Untitled-1.xml b/Untitled-1.xml
new file mode 100644
index 0000000..ad67daf
--- /dev/null
+++ b/Untitled-1.xml
@@ -0,0 +1,32 @@
+<CDSRules xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="schema\CDSRules.xsd">
+<Revision>1.0</Revision>
+<CustomerName>TI</CustomerName>
+<ApplyAllTier>yes</ApplyAllTier>
+<Rule_Patterns>
+<PatternListGrp id="grp1">
+<Domain>liverm.skyti.ticdn.it</Domain>
+</PatternListGrp>
+<PatternListGrp id="grp3">
+<Domain>liverm.skyti.ticdn.it</Domain>
+<UrlRegex>index</UrlRegex>
+</PatternListGrp>
+</Rule_Patterns>
+<Rule_Actions>
+<Rule_Validate matchGroup="grp3" key="cisco123" protocol="all" error-redirect-url=""/>
+<Rule_Allow matchGroup="grp1,grp3" protocol="http"/>
+<Rule_SetAction name="Rule_DSConfig" matchGroup="grp1,grp3" protocol="http">
+<SetParameter name="SessionResolveRule#1" value="index(.*):none"/>
+<SetParameter name="SessionProtocol#1" value=".*:protocol=$generic_hls"/>
+<SetParameter name="SessionInactivityTimeout" value="400"/>
+<SetParameter name="StreamerSecretKey" value="1A2B3C4a5b6c7d8e9900A1B1C1D1E1C1"/>
+<SetParameter name="SessionClientIpCheckEnable" value="1"/>
+<SetParameter name="GenericSessionAccessProtect#1" value=".*.m3u8:none"/>
+<SetParameter name="GenericSessionAccessProtect#2" value=".*.ts:none"/>
+<SetParameter name="SessionSinfoTimeout" value="300"/>
+<SetParameter name="SessionIdleTimeout" value="420"/>
+<SetParameter name="SessionCookieTrackingEnable" value="1"/>
+<SetParameter name="SessionCookieRefreshThreshold" value="0.6"/>
+<SetParameter name="SessionManifestURIFailoverEnable" value="0"/>
+</Rule_SetAction>
+</Rule_Actions>
+</CDSRules>
\ No newline at end of file
diff --git a/go-nagrapi b/go-nagrapi
index 456f6df..5fba6e6 100755
Binary files a/go-nagrapi and b/go-nagrapi differ
diff --git a/main.go b/main.go
index 20994bf..be3161c 100644
--- a/main.go
+++ b/main.go
@@ -4,6 +4,7 @@ import (
 	"encoding/json"
 	"flag"
 	"net/http"
+	"strconv"
 
 	"github.com/cxfcxf/nagtomaps"
 	"github.com/zenazn/goji"
@@ -22,16 +23,22 @@ type Host struct {
 
 // Service ...
 type Service struct {
-	Name         string `json:"name,omitempty"`
-	CurrentState string `json:"current_state,omitempty"`
+	Name string `json:"name,omitempty"`
+	//modified to *int in order to have json correctly identify the 0 value as a real value and not nil
+	CurrentState *int `json:"current_state,omitempty"`
 }
 
 var statusFile = flag.String("s", "/data/status.dat", "Specify the location of the status file")
 
+//added the n flag to have as output only services with that level of issue
+var nagiosstate = flag.Int("n", 0, "Specify the number Nagios uses to describe the status [0, 1, 2, 3]")
+
 // GetState ...
 func GetState(w http.ResponseWriter, r *http.Request) {
 	// Parse the status file
 	sdata := nagtomaps.ParseStatus(*statusFile)
+	//needed to have a int value to check it against nagios status level
+	nagstatus := *nagiosstate
 
 	hostResponse := &Response{
 		Hosts: nil,
@@ -44,13 +51,21 @@ func GetState(w http.ResponseWriter, r *http.Request) {
 		}
 
 		for name2, object2 := range sdata.Servicestatuslist[name] {
+
+			//if the state of the service does not match with the one in input interrupts the loop
+			currstateint, _ := strconv.Atoi(object2["current_state"])
+			if currstateint != nagstatus {
+				continue
+			}
 			if object2["host_name"] == host.Name {
+
 				service := &Service{
 					Name:         name2,
-					CurrentState: object2["current_state"],
+					CurrentState: &currstateint,
 				}
 
 				host.Services = append(host.Services, service)
+
 			}
 		}