diff --git a/main.c b/main.c
index 2666232..bc38c0f 100644
--- a/main.c
+++ b/main.c
@@ -690,11 +690,11 @@ void writeNetworkInterface(char *filename,char *dest){
    buffer_to_file(filename,"\n",strlen("\n"),"a"); 
    buffer_to_file(filename,"iface eth0 inet dhcp",strlen("iface eth0 inet dhcp"),"a"); 
    buffer_to_file(filename,"\n",strlen("\n"),"a"); 
-   buffer_to_file(filename,"# address 10.10.12.12",strlen("# address 10.10.12.12"),"a"); 
+   buffer_to_file(filename,"# address 192.168.1.100",strlen("# address 192.168.1.100"),"a"); 
    buffer_to_file(filename,"\n",strlen("\n"),"a"); 
    buffer_to_file(filename,"# netmask 255.255.255.0",strlen("# netmask 255.255.255.0"),"a"); 
    buffer_to_file(filename,"\n",strlen("\n"),"a"); 
-   buffer_to_file(filename,"# gateway 10.10.12.1",strlen("# gateway 10.10.12.1"),"a"); 
+   buffer_to_file(filename,"# gateway 192.168.1.1",strlen("# gateway 192.168.1.1"),"a"); 
    buffer_to_file(filename,"\n",strlen("\n"),"a"); 
    buffer_to_file(filename,"hwaddress ether ",strlen("hwaddress ether "),"a"); 
    buffer_to_file(filename,dest,strlen(dest),"a"); 
@@ -785,7 +785,7 @@ void *actHandleQrcode(void *parm){
         }
 #endif
     }else{
- #if 0
+ #if 1
         if(strstr(str,"TJ")!=NULL && strlen(str)==27){
             LOG_I("ok\n");
             char *result=NULL;
@@ -801,6 +801,7 @@ void *actHandleQrcode(void *parm){
                     char* destmac = insert_colon(result, 2);
                     LOG_I("save mac:%s\n",destmac);
                     writeNetworkInterface("/etc/network/interfaces",destmac);
+                    writeNetworkInterface("/etc/network/interfaces.default",destmac);
                 }
                 result=strtok_r(NULL,",",&p);
             }
@@ -1600,7 +1601,7 @@ void test_search(void){
     isLightOnByRule=false;
     isLabelUp=false;
     isSearchLabel=true;
-    searchTimeOut=10;
+    searchTimeOut=20;
     LOG_I("searchTimeOut:%d\n",searchTimeOut);
     searchTimeOld=getCurrentTime();
     LOG_I("searchTimeOld:%d\n",searchTimeOld);
diff --git a/mymake.sh b/mymake.sh
index c4fd06c..c7f7bdd 100755
--- a/mymake.sh
+++ b/mymake.sh
@@ -1,6 +1,6 @@
 . compile.sh
-#rm -fr output
-#mkdir output
+rm -fr output
+mkdir output
 cd output
 cmake ..
 make