diff --git a/.classpath b/.classpath
index 0bef9f8..7257e27 100644
--- a/.classpath
+++ b/.classpath
@@ -4,6 +4,7 @@
 		<attributes>
 			<attribute name="optional" value="true"/>
 			<attribute name="maven.pomderived" value="true"/>
+			<attribute name="test" value="true"/>
 		</attributes>
 	</classpathentry>
 	<classpathentry kind="src" output="target/classes" path="src/main/java">
@@ -770,6 +771,7 @@
 		<attributes>
 			<attribute name="optional" value="true"/>
 			<attribute name="maven.pomderived" value="true"/>
+			<attribute name="test" value="true"/>
 		</attributes>
 	</classpathentry>
 	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
diff --git a/.settings/org.eclipse.core.resources.prefs b/.settings/org.eclipse.core.resources.prefs
index 839d647..f877530 100644
--- a/.settings/org.eclipse.core.resources.prefs
+++ b/.settings/org.eclipse.core.resources.prefs
@@ -2,4 +2,6 @@ eclipse.preferences.version=1
 encoding//src/main/java=UTF-8
 encoding//src/main/resources=UTF-8
 encoding//src/test/java=UTF-8
+encoding//target/generated-sources/localizer=UTF-8
+encoding//target/generated-test-sources/injected=UTF-8
 encoding/<project>=UTF-8
diff --git a/.settings/org.eclipse.jdt.core.prefs b/.settings/org.eclipse.jdt.core.prefs
index 6b5aebc..eb58131 100644
--- a/.settings/org.eclipse.jdt.core.prefs
+++ b/.settings/org.eclipse.jdt.core.prefs
@@ -8,6 +8,9 @@ org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
 org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=ignore
+org.eclipse.jdt.core.compiler.release=disabled
 org.eclipse.jdt.core.compiler.source=1.7
diff --git a/pom.xml b/pom.xml
index ef0d91d..7c37820 100644
--- a/pom.xml
+++ b/pom.xml
@@ -24,7 +24,7 @@
    <properties>
       <!-- Baseline Jenkins version you use to build the plugin. Users must have this version or newer to run. -->
       <jenkins.version>2.7.3</jenkins.version>
-      <java.level>7</java.level>
+      <java.level>8</java.level>
       <!-- Other properties you may want to use:
           ~ jenkins-test-harness.version: Jenkins Test Harness version you use to test the plugin. For Jenkins version >= 1.580.1 use JTH 2.0 or higher.
           ~ hpi-plugin.version: The HPI Maven Plugin version used by the plugin..
@@ -47,7 +47,7 @@
       <dependency>
          <groupId>org.jenkins-ci.plugins</groupId>
          <artifactId>jsch</artifactId>
-         <version>0.1.54.1</version>
+         <version>0.1.55.1</version>
       </dependency>
       <dependency>
          <groupId>org.jenkins-ci.plugins</groupId>
diff --git a/src/main/java/io/jenkins/plugins/sample/MTRBuilder.java b/src/main/java/io/jenkins/plugins/sample/MTRBuilder.java
index be19605..4b1bf48 100644
--- a/src/main/java/io/jenkins/plugins/sample/MTRBuilder.java
+++ b/src/main/java/io/jenkins/plugins/sample/MTRBuilder.java
@@ -46,6 +46,9 @@ public class MTRBuilder extends Builder implements SimpleBuildStep {
     private String sshPassword;
     private int sshPort;
 
+    private int packetSize;
+    private int reportCount;
+
     private String ip2locationPyPath;
 
     private StringBuffer mtrOutputs;
@@ -53,12 +56,14 @@ public class MTRBuilder extends Builder implements SimpleBuildStep {
     private Integer id;
 
     @DataBoundConstructor
-    public MTRBuilder(String nodes, String sshUsername, String sshKeyfile, String sshPassword, int sshPort, String ip2locationPyPath) {
+    public MTRBuilder(String nodes, String sshUsername, String sshKeyfile, String sshPassword, int sshPort, int packetSize, int reportCount, String ip2locationPyPath) {
         this.nodes = nodes;
         this.sshUsername = sshUsername;
         this.sshKeyfile = sshKeyfile;
         this.sshPassword = sshPassword;
         this.sshPort = sshPort;
+        this.packetSize = packetSize;
+        this.reportCount = reportCount;
         this.ip2locationPyPath = ip2locationPyPath;
     }
 
@@ -102,6 +107,22 @@ public void setSshPort(int sshPort) {
         this.sshPort = sshPort;
     }
 
+    public int getPacketSize() {
+        return packetSize;
+    }
+
+    public void setPacketSize(int packetSize) {
+        this.packetSize = packetSize;
+    }
+
+    public int getReportCount() {
+        return reportCount;
+    }
+
+    public void setReportCount(int reportCount) {
+        this.reportCount = reportCount;
+    }
+
     public String getIp2locationPyPath() {
 		return ip2locationPyPath;
 	}
@@ -178,7 +199,7 @@ public void perform(Run<?, ?> run, FilePath workspace, Launcher launcher, TaskLi
             n2.setTitle(title);
             mtrReport.addNode(n2);
 
-            String mtrCommand = String.format("sudo mtr --report-wide -s 10 -r -c 10 %s", dNode);
+            String mtrCommand = String.format("sudo mtr --report-wide -s %s -r -c %s %s", getPacketSize(), getReportCount(), dNode);
             listener.getLogger().println("running command '" + mtrCommand + "' on " + sNode);
 
             executeCommand(listener.getLogger(), mtrCommand, false, sNode, mtrOutput);
diff --git a/src/main/resources/io/jenkins/plugins/sample/MTRBuilder/config.jelly b/src/main/resources/io/jenkins/plugins/sample/MTRBuilder/config.jelly
index a5e1e9e..a5ba19e 100644
--- a/src/main/resources/io/jenkins/plugins/sample/MTRBuilder/config.jelly
+++ b/src/main/resources/io/jenkins/plugins/sample/MTRBuilder/config.jelly
@@ -18,4 +18,10 @@
     <f:entry title="${%Nodes}" field="nodes">
         <f:textarea />
     </f:entry>
+    <f:entry title="${%PacketSize}" field="packetSize">
+        <f:textbox default="10" />
+    </f:entry>
+    <f:entry title="${%ReportCount}" field="reportCount">
+        <f:textbox default="10" />
+    </f:entry>
 </j:jelly>
diff --git a/src/main/resources/io/jenkins/plugins/sample/MTRBuilder/config.properties b/src/main/resources/io/jenkins/plugins/sample/MTRBuilder/config.properties
index 59d9a15..278813f 100644
--- a/src/main/resources/io/jenkins/plugins/sample/MTRBuilder/config.properties
+++ b/src/main/resources/io/jenkins/plugins/sample/MTRBuilder/config.properties
@@ -3,4 +3,6 @@ SSHKeyfile=SSH KeyFile
 SSHPassword=SSH Password
 SSHPort=SSH Port
 IP2LocationPyPath=IP2Location python path
-Nodes=Node Pair
\ No newline at end of file
+Nodes=Node Pair
+PacketSize=Packet Size
+ReportCount=Report cycle count
\ No newline at end of file