diff --git a/@overflow/discovery/component/discovery.component.ts b/@overflow/discovery/component/discovery.component.ts
index 13d9dc4..db30700 100644
--- a/@overflow/discovery/component/discovery.component.ts
+++ b/@overflow/discovery/component/discovery.component.ts
@@ -15,7 +15,7 @@ import { DiscoverySubscriber, DiscoveryNotify } from '../subscriber/discovery.su
   templateUrl: './discovery.component.html',
   animations: Anim
 })
-export class DiscoveryComponent  {
+export class DiscoveryComponent {
 
   @Input() probeHostID;
   pending$: Observable<boolean>;
@@ -24,6 +24,7 @@ export class DiscoveryComponent  {
 
   selectedProbe: ProbeHost;
   requested: boolean;
+  discoverZone: DiscoverZone;
 
 
   constructor(
@@ -35,9 +36,7 @@ export class DiscoveryComponent  {
 
   onRequestDiscovery(dz: DiscoverZone) {
     this.requested = true;
-
-    this.requested = true;
-
+    this.discoverZone = dz;
     this.discoverySubscriber.observable().pipe(
       tap(() => {
         this.discoveryService.discoverZone(this.selectedProbe.probe.probeKey, dz);
@@ -80,13 +79,13 @@ export class DiscoveryComponent  {
         }
       }),
       catchError(error => {
-
         return of();
       }),
     ).subscribe();
   }
 
   onRequestDiscoveryStop() {
+    this.discoverZone = null;
     this.requested = false;
   }
 }
diff --git a/@overflow/discovery/component/request-summary.component.html b/@overflow/discovery/component/request-summary.component.html
index f79671f..6ece8a4 100644
--- a/@overflow/discovery/component/request-summary.component.html
+++ b/@overflow/discovery/component/request-summary.component.html
@@ -1,9 +1,16 @@
 <div *ngIf="discoverZone">
-    <of-key-value [key]="'Host Range'" [value]="hostRange"></of-key-value>
-    <of-key-value [key]="'Port Range'" [value]="portRange"></of-key-value>
-    <span *ngIf="discoverZone.discoverHost.discoverPort.includeTCP">TCP</span>
-    <span *ngIf="discoverZone.discoverHost.discoverPort.includeUDP">UDP</span>
-    <div *ngFor="let service of services">
-      <span>{{service}}</span>
-    </div>
-</div>
+  <of-key-value [key]="'Host Range'" [value]="hostRange"></of-key-value>
+  <of-key-value [key]="'Port Range'" [value]="portRange"></of-key-value>
+  <span *ngIf="discoverZone.discoverHost.discoverPort.includeTCP">TCP</span>
+  <span *ngIf="discoverZone.discoverHost.discoverPort.includeUDP">UDP</span>
+
+  <div *ngIf="services.length > 0">
+    <p-overlayPanel #op>
+      <div *ngFor="let service of services">
+        {{service}}
+      </div>
+    </p-overlayPanel>
+
+    <button type="text" pButton label="{{services.length}} services has selected." (click)="op.toggle($event)"></button>
+  </div>
+</div>
\ No newline at end of file