diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9654157..75bcad7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -30,7 +30,8 @@ For major (breaking) changes - version 3 and 2 see end of page.
 
 | Version        | Date           | Comment  |
 | -------------- | -------------- | -------- |
-| 4.16.0         | 2019-11-27     | `networkInterfaces()` bug fix (osx) |
+| 4.17.0         | 2020-01-04     | `networkInterfaces()` added dhcp, dnsSuffix, ieee8021xAuth, ieee8021xState |
+| 4.16.1         | 2020-01-02     | `networkInterfaces()` bug fix (osx) |
 | 4.16.0         | 2019-11-27     | `networkGatewayDefault()` added |
 | 4.15.3         | 2019-11-10     | type definitions and docs update |
 | 4.15.2         | 2019-11-10     | `mem()` improved calculation linux |
diff --git a/README.md b/README.md
index 0fa7fe8..b7a974c 100644
--- a/README.md
+++ b/README.md
@@ -98,13 +98,13 @@ si.cpu()
 
 (last 7 major and minor version releases)
 
+- Version 4.17.0: `networkInterfaces()` added dhcp, dnsSuffix, ieee8021xAuth, ieee8021xState
 - Version 4.16.0: `networkGatewayDefault()` added
 - Version 4.15.0: `cpu()` added governor (linux)
 - Version 4.14.0: `processes()` added process path and params
 - Version 4.13.0: `networkConnections()` added PID, process
 - Version 4.12.0: `networkInterfaces()` added property virtual
 - Version 4.11.0: `wifiNetworks()` added available wifi networks
-- Version 4.10.0: `graphics()` added windows multiple display support, added display size, connection, ...
 - ...
 
 You can find all changes here: [detailed changelog][changelog-url]
@@ -447,6 +447,14 @@ I also created a nice little command line tool called [mmon][mmon-github-url]  (
 | | [0].duplex | X | | X | | | duplex |
 | | [0].mtu | X | | X | | | maximum transmission unit |
 | | [0].speed | X | | X | X | | speed in MBit / s |
+| | [0].dhcp | X | | | X | | DHCP address |
+| | [0].dnsSuffix | X | | | X | | DNS suffix |
+| | [0].ieee8021xAuth | X | | | X | | IEEE 802.1x auth |
+| | [0].ieee8021xState | X | | | X | | IEEE 802.1x state |
+    dhcp: boolean;
+    dnsSuffix: string;
+    ieee8021xAuth: string;
+    ieee8021xState: string;
 | | [0].carrierChanges | X | | | | | # changes up/down |
 | si.networkInterfaceDefault(cb) | : string | X | X | X | X | X | get name of default network interface |
 | si.networkGatewayDefault(cb) | : string | X | X | X | X | X | get default network gateway |
diff --git a/docs/history.html b/docs/history.html
index c3763a3..0829360 100644
--- a/docs/history.html
+++ b/docs/history.html
@@ -83,9 +83,14 @@
                   </tr>
                 </thead>
                 <tbody>
+                  <tr>
+                    <th scope="row">4.17.0</th>
+                    <td>2020-01-04</td>
+                    <td><span class="code">networkInterfaces()</span> added dhcp, dnsSuffix, ieee8021xAuth, ieee8021xState</td>
+                  </tr>
                   <tr>
                     <th scope="row">4.16.1</th>
-                    <td>2019-01-01</td>
+                    <td>2020-01-01</td>
                     <td><span class="code">networkInterfaces()</span> bug fix (osx)</td>
                   </tr>
                   <tr>
diff --git a/docs/index.html b/docs/index.html
index 54d70e9..87a1101 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -168,7 +168,7 @@
       <img class="logo" src="assets/logo.png">
       <div class="title">systeminformation</div>
       <div class="subtitle"><span id="typed"></span></div>
-      <div class="version">Current Version: <span id="version">4.16.1</span></div>
+      <div class="version">Current Version: <span id="version">4.17.0</span></div>
       <button class="btn btn-light" onclick="location.href='https://github.com/sebhildebrandt/systeminformation'">View on Github <i class=" fab fa-github"></i></button>
     </div>
     <div class="down">
@@ -191,7 +191,7 @@
     </div>
     <div class="row number-section">
       <div class="col-xl-4 col-lg-4 col-md-4 col-12">
-        <div class="numbers">9,471</div>
+        <div class="numbers">9,756</div>
         <div class="title">Lines of code</div>
       </div>
       <div class="col-xl-4 col-lg-4 col-md-4 col-12">
@@ -199,7 +199,7 @@
         <div class="title">Downloads last month</div>
       </div>
       <div class="col-xl-4 col-lg-4 col-md-4 col-12">
-        <div class="numbers">231</div>
+        <div class="numbers">233</div>
         <div class="title">Dependends</div>
       </div>
     </div>
diff --git a/docs/network.html b/docs/network.html
index 89865b7..437c49a 100644
--- a/docs/network.html
+++ b/docs/network.html
@@ -195,6 +195,46 @@
                     <td></td>
                     <td>Speed in Mbit / s</td>
                   </tr>
+                  <tr>
+                    <td></td>
+                    <td>[0].dhcp</td>
+                    <td>X</td>
+                    <td></td>
+                    <td></td>
+                    <td>X</td>
+                    <td></td>
+                    <td>DHCP address</td>
+                  </tr>
+                  <tr>
+                    <td></td>
+                    <td>[0].dnsSuffix</td>
+                    <td>X</td>
+                    <td></td>
+                    <td></td>
+                    <td>X</td>
+                    <td></td>
+                    <td>DNS suffix</td>
+                  </tr>
+                  <tr>
+                    <td></td>
+                    <td>[0].ieee8021xAuth</td>
+                    <td>X</td>
+                    <td></td>
+                    <td></td>
+                    <td>X</td>
+                    <td></td>
+                    <td>IEEE 802.1x Auth</td>
+                  </tr>
+                  <tr>
+                    <td></td>
+                    <td>[0].ieee8021xState</td>
+                    <td>X</td>
+                    <td></td>
+                    <td>X</td>
+                    <td>X</td>
+                    <td></td>
+                    <td>IEEE 802.1x State</td>
+                  </tr>
                   <tr>
                     <td></td>
                     <td>[0].carrierChanges</td>
diff --git a/lib/network.js b/lib/network.js
index a4dbff9..a708b92 100644
--- a/lib/network.js
+++ b/lib/network.js
@@ -336,9 +336,7 @@ function getWindowsIEEE8021x(connectionType, iface, ifaces) {
       const iface8021xInfo = ifaces.find((element) => {
         return element.includes(iface + '\r\n');
       });
-
-      const arrayIface8021xInfo = iface8021xInfo.split('\r\n')
-
+      const arrayIface8021xInfo = iface8021xInfo.split('\r\n');
       const state8021x = arrayIface8021xInfo.find((element) => {
         return element.includes('802.1x');
       });
@@ -346,16 +344,13 @@ function getWindowsIEEE8021x(connectionType, iface, ifaces) {
       if (state8021x.includes('Disabled')) {
         i8021x.state = "Disabled";
         i8021x.protocol = "Not defined";
-
       } else if (state8021x.includes('Enabled')) {
         const protocol8021x = arrayIface8021xInfo.find((element) => {
           return element.includes('EAP');
         });
-
         i8021x.protocol = protocol8021x.split(':').pop();
         i8021x.state = "Enabled";
       }
-
     } catch (error) {
       // console.log('Error getting wired information:', error);
       return i8021x;
@@ -493,6 +488,7 @@ function getLinuxIfaceConnectionName(interfaceName) {
 }
 
 function getLinuxIfaceDHCPstatus(connectionName) {
+  let result = false;
   if (connectionName) {
     const cmd = `nmcli connection show "${connectionName}" \| grep ipv4.method;`;
     try {
@@ -502,19 +498,19 @@ function getLinuxIfaceDHCPstatus(connectionName) {
       let dhcStatus = resultFormat.split(" ").slice(1).toString();
       switch (dhcStatus) {
         case 'auto':
-          dhcStatus = true;
+          result = true;
           break;
 
         default:
-          dhcStatus = false;
+          result = false;
           break;
       }
-      return dhcStatus;
+      return result;
     } catch (e) {
-      return 'Unknown';
+      return result;
     }
   } else {
-    return 'Unknown';
+    return result;
   }
 }