From c0b608289bc2d83c78060620d5b29e7e1e273fc9 Mon Sep 17 00:00:00 2001
From: phoomin2012 <phoomin009@gmail.com>
Date: Sun, 21 Feb 2021 11:03:07 +0700
Subject: [PATCH 1/3] Handle discover address is false

If _selectAddress method return false. The server will ignore to reply to host.
---
 lib/dhcp.js | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/lib/dhcp.js b/lib/dhcp.js
index e009e81..dff669f 100644
--- a/lib/dhcp.js
+++ b/lib/dhcp.js
@@ -287,7 +287,10 @@ Server.prototype = {
     } else if (_static[clientMAC]) {
       return _static[clientMAC];
     }
-
+    
+    const _ignoreRange = this.config('ignoreRange');
+    if(_ignoreRange)
+      return false;
 
     const randIP = this.config('randomIP');
     const _tmp = this.config('range');
@@ -363,7 +366,9 @@ Server.prototype = {
     lease.server = this.config('server');
     lease.state = 'OFFERED';
 
-    this.sendOffer(req);
+    if(lease.addres) {
+      this.sendOffer(req);
+    }
   },
   sendOffer: function(req) {
 
@@ -408,7 +413,9 @@ Server.prototype = {
     lease.state = 'BOUND';
     lease.bindTime = new Date;
 
-    this.sendAck(req);
+    if(lease.addres) {
+      this.sendAck(req);
+    }
   },
   sendAck: function(req) {
     //console.log('Send ACK');

From e3995f7ea72c1da7cc4be26ee125fbee95348fb4 Mon Sep 17 00:00:00 2001
From: phoomin2012 <phoomin009@gmail.com>
Date: Sun, 21 Feb 2021 11:17:05 +0700
Subject: [PATCH 2/3] Fix miss spelling

---
 lib/dhcp.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/dhcp.js b/lib/dhcp.js
index dff669f..68f4adb 100644
--- a/lib/dhcp.js
+++ b/lib/dhcp.js
@@ -366,7 +366,7 @@ Server.prototype = {
     lease.server = this.config('server');
     lease.state = 'OFFERED';
 
-    if(lease.addres) {
+    if(lease.address) {
       this.sendOffer(req);
     }
   },
@@ -413,7 +413,7 @@ Server.prototype = {
     lease.state = 'BOUND';
     lease.bindTime = new Date;
 
-    if(lease.addres) {
+    if(lease.address) {
       this.sendAck(req);
     }
   },

From 7730a2b61f7dba201a5924f6936fcff8366c43a3 Mon Sep 17 00:00:00 2001
From: phoomin2012 <phoomin009@gmail.com>
Date: Sun, 21 Feb 2021 11:18:03 +0700
Subject: [PATCH 3/3] Add ignore range to options

---
 lib/options.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/options.js b/lib/options.js
index b5f597a..5b0c168 100644
--- a/lib/options.js
+++ b/lib/options.js
@@ -537,6 +537,12 @@ const opts = {
     type: 'Bool',
     config: 'randomIP',
     default: true
+  },
+  9999: {
+    name: 'Ignore Range',
+    type: 'Bool',
+    config: 'ignoreRange',
+    default: false
   }
 };