diff --git a/resources/templates/provision/yealink/t43u/{$mac}.cfg b/resources/templates/provision/yealink/t43u/{$mac}.cfg
index 8c44d5f1e3..4a54ed3663 100644
--- a/resources/templates/provision/yealink/t43u/{$mac}.cfg
+++ b/resources/templates/provision/yealink/t43u/{$mac}.cfg
@@ -185,7 +185,7 @@ account.1.auto_answer=
 ################################################################
 account.1.nat.udp_update_enable=
 account.1.nat.udp_update_time=
-account.1.nat.rport=
+account.1.nat.rport= {$yealink_rport}
 
 account.1.dtmf.type= {$yealink_dtmf_type}
 account.1.dtmf.info_type=
@@ -753,7 +753,7 @@ account.2.auto_answer=
 ################################################################
 account.2.nat.udp_update_enable=
 account.2.nat.udp_update_time=
-account.2.nat.rport=
+account.2.nat.rport=  {$yealink_rport}
 
 account.2.dtmf.type= {$yealink_dtmf_type}
 account.2.dtmf.info_type=
@@ -1321,7 +1321,7 @@ account.3.auto_answer=
 ################################################################
 account.3.nat.udp_update_enable=
 account.3.nat.udp_update_time=
-account.3.nat.rport=
+account.3.nat.rport= {$yealink_rport}
 
 account.3.dtmf.type= {$yealink_dtmf_type}
 account.3.dtmf.info_type=
@@ -1889,7 +1889,7 @@ account.4.auto_answer=
 ################################################################
 account.4.nat.udp_update_enable=
 account.4.nat.udp_update_time=
-account.4.nat.rport=
+account.4.nat.rport= {$yealink_rport}
 
 account.4.dtmf.type= {$yealink_dtmf_type}
 account.4.dtmf.info_type=
@@ -2457,7 +2457,7 @@ account.5.auto_answer=
 ################################################################
 account.5.nat.udp_update_enable=
 account.5.nat.udp_update_time=
-account.5.nat.rport=
+account.5.nat.rport= {$yealink_rport}
 
 account.5.dtmf.type= {$yealink_dtmf_type}
 account.5.dtmf.info_type=
@@ -3025,7 +3025,7 @@ account.6.auto_answer=
 ################################################################
 account.6.nat.udp_update_enable=
 account.6.nat.udp_update_time=
-account.6.nat.rport=
+account.6.nat.rport= {$yealink_rport}
 
 account.6.dtmf.type= {$yealink_dtmf_type}
 account.6.dtmf.info_type=