diff --git a/patches/systemvm/debian/config/root/redundant_router/backup.sh b/patches/systemvm/debian/config/root/redundant_router/backup.sh
index 989c06907a5..78875e08a8b 100644
--- a/patches/systemvm/debian/config/root/redundant_router/backup.sh
+++ b/patches/systemvm/debian/config/root/redundant_router/backup.sh
@@ -23,9 +23,9 @@ then
 fi
 
 echo To backup called >> /root/keepalived.log
-/root/redundant_router/disable_pubip.sh 2>1&>> /root/keepalived.log
+/root/redundant_router/disable_pubip.sh >> /root/keepalived.log 2>&1
 echo Disable public ip $? >> /root/keepalived.log
-/root/redundant_router/primary-backup.sh backup 2>1&>> /root/keepalived.log
+/root/redundant_router/primary-backup.sh backup >> /root/keepalived.log 2>&1
 echo Switch conntrackd mode backup $? >> /root/keepalived.log
 echo Status: BACKUP >> /root/keepalived.log
 
diff --git a/patches/systemvm/debian/config/root/redundant_router/disable_pubip.sh b/patches/systemvm/debian/config/root/redundant_router/disable_pubip.sh
index 6f77902de4a..9a9a2c6f72f 100644
--- a/patches/systemvm/debian/config/root/redundant_router/disable_pubip.sh
+++ b/patches/systemvm/debian/config/root/redundant_router/disable_pubip.sh
@@ -1,3 +1,4 @@
 #!/bin/bash
 
 ifconfig eth2 down
+service dnsmasq stop
diff --git a/patches/systemvm/debian/config/root/redundant_router/fault.sh b/patches/systemvm/debian/config/root/redundant_router/fault.sh
index 3c4dccc01a8..7e09fd58543 100644
--- a/patches/systemvm/debian/config/root/redundant_router/fault.sh
+++ b/patches/systemvm/debian/config/root/redundant_router/fault.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
 echo To fault called >> /root/keepalived.log
-/root/redundant_router/disable_pubip.sh 2>1&>> /root/keepalived.log && \
-/root/redundant_router/primary-backup.sh fault 2>1&>> /root/keepalived.log
+/root/redundant_router/disable_pubip.sh >> /root/keepalived.log 2>&1
+/root/redundant_router/primary-backup.sh fault >> /root/keepalived.log 2>&1
 echo Status: FAULT >> /root/keepalived.log
diff --git a/patches/systemvm/debian/config/root/redundant_router/master.sh b/patches/systemvm/debian/config/root/redundant_router/master.sh
index c4ab5b80b0a..d17abfa9199 100644
--- a/patches/systemvm/debian/config/root/redundant_router/master.sh
+++ b/patches/systemvm/debian/config/root/redundant_router/master.sh
@@ -23,9 +23,9 @@ then
 fi
 
 echo To master called >> /root/keepalived.log
-/root/redundant_router/enable_pubip.sh 2>1&>> /root/keepalived.log
+/root/redundant_router/enable_pubip.sh >> /root/keepalived.log 2>&1
 echo Enable public ip $? >> /root/keepalived.log
-/root/redundant_router/primary-backup.sh primary 2>1&>> /root/keepalived.log
+/root/redundant_router/primary-backup.sh primary >> /root/keepalived.log 2>&1
 echo Switch conntrackd mode primary $? >> /root/keepalived.log
 echo Status: MASTER >> /root/keepalived.log