From ed74bebcf3800bbd2c3fffbc414248b87c349a3d Mon Sep 17 00:00:00 2001
From: jenish <jenish@netsolitsolution.com>
Date: Fri, 5 Mar 2021 14:42:41 +0530
Subject: [PATCH 1/2] added one more v4 multicast address

---
 lib/src/discovery.dart | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/lib/src/discovery.dart b/lib/src/discovery.dart
index c08d93b..86640e5 100644
--- a/lib/src/discovery.dart
+++ b/lib/src/discovery.dart
@@ -1,6 +1,7 @@
 part of upnp;
 
 final InternetAddress _v4_Multicast = new InternetAddress("239.255.255.250");
+final InternetAddress _v4_Multicast_1 = new InternetAddress("239.255.255.250");
 final InternetAddress _v6_Multicast = new InternetAddress("FF05::C");
 
 class DeviceDiscoverer {
@@ -81,6 +82,11 @@ class DeviceDiscoverer {
       socket.joinMulticast(_v4_Multicast);
     } on OSError {
     }
+    
+    try {
+      socket.joinMulticast(_v4_Multicast_1);
+    } on OSError {
+    }
 
     try {
       socket.joinMulticast(_v6_Multicast);
@@ -92,6 +98,11 @@ class DeviceDiscoverer {
         socket.joinMulticast(_v4_Multicast, interface);
       } on OSError {
       }
+      
+      try {
+        socket.joinMulticast(_v4_Multicast_1, interface);
+      } on OSError {
+      }
 
       try {
         socket.joinMulticast(_v6_Multicast, interface);
@@ -141,6 +152,11 @@ class DeviceDiscoverer {
           socket.send(data, _v4_Multicast, 1900);
         } on SocketException {
         }
+        
+        try {
+          socket.send(data, _v4_Multicast_1, 1900);
+        } on SocketException {
+        }
       }
 
       if (socket.address.type == _v6_Multicast.type) {

From b2d0cf622ee72189cb3f72225c20fe656d18c913 Mon Sep 17 00:00:00 2001
From: jenish <jenish@netsolitsolution.com>
Date: Fri, 5 Mar 2021 14:46:58 +0530
Subject: [PATCH 2/2] update ip address

---
 lib/src/discovery.dart | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/src/discovery.dart b/lib/src/discovery.dart
index 86640e5..c8dbd7e 100644
--- a/lib/src/discovery.dart
+++ b/lib/src/discovery.dart
@@ -1,7 +1,7 @@
 part of upnp;
 
 final InternetAddress _v4_Multicast = new InternetAddress("239.255.255.250");
-final InternetAddress _v4_Multicast_1 = new InternetAddress("239.255.255.250");
+final InternetAddress _v4_Multicast_1 = new InternetAddress("255.255.255.255");
 final InternetAddress _v6_Multicast = new InternetAddress("FF05::C");
 
 class DeviceDiscoverer {