diff --git a/resources/templates/provision/yealink/t42g/{$mac}.cfg b/resources/templates/provision/yealink/t42g/{$mac}.cfg
index 99f976c4bc..0bd7def694 100644
--- a/resources/templates/provision/yealink/t42g/{$mac}.cfg
+++ b/resources/templates/provision/yealink/t42g/{$mac}.cfg
@@ -143,8 +143,7 @@ account.1.advanced.timer_t1 =
 account.1.advanced.timer_t2 = 
 account.1.advanced.timer_t4 = 
 
-
-voice_mail.number.1 = 
+voice_mail.number.1 = *97
 
 
 #######################################################################################
@@ -153,11 +152,11 @@ voice_mail.number.1 =
 ## ¡°X¡± ranges from 1 to 6;
 ##account.X.subscribe_mwi = 
 
-account.1.subscribe_mwi = 0
+account.1.subscribe_mwi = 1
 account.1.subscribe_mwi_expires = 3600
 
 #Enable or disable the phone to subscribe to the voicemail through the message waiting indicator; 0-Disabled (default), 1-Enabled;
-account.1.subscribe_mwi_to_vm = 
+account.1.subscribe_mwi_to_vm = 1
 
 account.1.subscribe_acd_expires= 3600
 
@@ -600,8 +599,7 @@ account.2.advanced.timer_t1 = 0.5
 account.2.advanced.timer_t2 = 4
 account.2.advanced.timer_t4 = 5
 
-
-voice_mail.number.2 = 
+voice_mail.number.2 = *97
 
 
 #######################################################################################
@@ -610,11 +608,11 @@ voice_mail.number.2 =
 ## ¡°X¡± ranges from 1 to 6;
 ##account.X.subscribe_mwi = 
 
-account.2.subscribe_mwi = 0
+account.2.subscribe_mwi = 1
 account.2.subscribe_mwi_expires = 3600
 
 #Enable or disable the phone to subscribe to the voicemail through the message waiting indicator; 0-Disabled (default), 1-Enabled;
-account.2.subscribe_mwi_to_vm = 0
+account.2.subscribe_mwi_to_vm = 1
 
 account.2.subscribe_acd_expires= 3600
 
@@ -980,7 +978,6 @@ account.3.sip_listen_port = 5060
 {if $sip_transport_3 == 'tls'}account.3.transport = 2{/if}
 {if $sip_transport_3 == 'dns srv'}account.3.transport = 3{/if}
 
-
 #######################################################################################
 ##                          Failback                                                 ##
 #######################################################################################
@@ -1094,8 +1091,7 @@ account.3.advanced.timer_t1 = 0.5
 account.3.advanced.timer_t2 = 4
 account.3.advanced.timer_t4 = 5
 
-
-voice_mail.number.3 = 
+voice_mail.number.3 = *97
 
 
 #######################################################################################
@@ -1104,11 +1100,11 @@ voice_mail.number.3 =
 ## ¡°X¡± ranges from 1 to 6;
 ##account.X.subscribe_mwi = 
 
-account.3.subscribe_mwi = 0
+account.3.subscribe_mwi = 1
 account.3.subscribe_mwi_expires = 3600
 
 #Enable or disable the phone to subscribe to the voicemail through the message waiting indicator; 0-Disabled (default), 1-Enabled;
-account.3.subscribe_mwi_to_vm = 0
+account.3.subscribe_mwi_to_vm = 1
 
 account.3.subscribe_acd_expires= 3600
 
@@ -1587,8 +1583,7 @@ account.4.advanced.timer_t1 = 0.5
 account.4.advanced.timer_t2 = 4
 account.4.advanced.timer_t4 = 5
 
-
-voice_mail.number.4 = 
+voice_mail.number.4 = *97
 
 
 #######################################################################################
@@ -1597,11 +1592,11 @@ voice_mail.number.4 =
 ## ¡°X¡± ranges from 1 to 6;
 ##account.X.subscribe_mwi = 
 
-account.4.subscribe_mwi = 0
+account.4.subscribe_mwi = 1
 account.4.subscribe_mwi_expires = 3600
 
 #Enable or disable the phone to subscribe to the voicemail through the message waiting indicator; 0-Disabled (default), 1-Enabled;
-account.4.subscribe_mwi_to_vm = 0
+account.4.subscribe_mwi_to_vm = 1
 
 account.4.subscribe_acd_expires= 3600
 
@@ -2079,8 +2074,7 @@ account.5.advanced.timer_t1 = 0.5
 account.5.advanced.timer_t2 = 4
 account.5.advanced.timer_t4 = 5
 
-
-voice_mail.number.5 = 
+voice_mail.number.5 = *97
 
 
 #######################################################################################
@@ -2089,11 +2083,11 @@ voice_mail.number.5 =
 ## ¡°X¡± ranges from 1 to 6;
 ##account.X.subscribe_mwi = 
 
-account.5.subscribe_mwi = 0
+account.5.subscribe_mwi = 1
 account.5.subscribe_mwi_expires = 3600
 
 #Enable or disable the phone to subscribe to the voicemail through the message waiting indicator; 0-Disabled (default), 1-Enabled;
-account.5.subscribe_mwi_to_vm = 0
+account.5.subscribe_mwi_to_vm = 1
 
 account.5.subscribe_acd_expires= 3600
 
@@ -2571,8 +2565,7 @@ account.6.advanced.timer_t1 = 0.5
 account.6.advanced.timer_t2 = 4
 account.6.advanced.timer_t4 = 5
 
-
-voice_mail.number.5 = 
+voice_mail.number.5 = *97
 
 
 #######################################################################################
@@ -2823,8 +2816,8 @@ account.6.always_fwd.target =
 account.6.always_fwd.off_code =
 account.6.always_fwd.on_code =
 
-account.6.busy_fwd.enable =          
-account.6.busy_fwd.target =         
+account.6.busy_fwd.enable = 
+account.6.busy_fwd.target = 
 account.6.busy_fwd.off_code =
 account.6.busy_fwd.on_code =
 
diff --git a/resources/templates/provision/yealink/t46g/{$mac}.cfg b/resources/templates/provision/yealink/t46g/{$mac}.cfg
index 34333ebe4e..0bd7def694 100644
--- a/resources/templates/provision/yealink/t46g/{$mac}.cfg
+++ b/resources/templates/provision/yealink/t46g/{$mac}.cfg
@@ -143,8 +143,7 @@ account.1.advanced.timer_t1 =
 account.1.advanced.timer_t2 = 
 account.1.advanced.timer_t4 = 
 
-
-voice_mail.number.1 = 
+voice_mail.number.1 = *97
 
 
 #######################################################################################
@@ -153,11 +152,11 @@ voice_mail.number.1 =
 ## ¡°X¡± ranges from 1 to 6;
 ##account.X.subscribe_mwi = 
 
-account.1.subscribe_mwi = 0
+account.1.subscribe_mwi = 1
 account.1.subscribe_mwi_expires = 3600
 
 #Enable or disable the phone to subscribe to the voicemail through the message waiting indicator; 0-Disabled (default), 1-Enabled;
-account.1.subscribe_mwi_to_vm = 
+account.1.subscribe_mwi_to_vm = 1
 
 account.1.subscribe_acd_expires= 3600
 
@@ -600,8 +599,7 @@ account.2.advanced.timer_t1 = 0.5
 account.2.advanced.timer_t2 = 4
 account.2.advanced.timer_t4 = 5
 
-
-voice_mail.number.2 = 
+voice_mail.number.2 = *97
 
 
 #######################################################################################
@@ -610,11 +608,11 @@ voice_mail.number.2 =
 ## ¡°X¡± ranges from 1 to 6;
 ##account.X.subscribe_mwi = 
 
-account.2.subscribe_mwi = 0
+account.2.subscribe_mwi = 1
 account.2.subscribe_mwi_expires = 3600
 
 #Enable or disable the phone to subscribe to the voicemail through the message waiting indicator; 0-Disabled (default), 1-Enabled;
-account.2.subscribe_mwi_to_vm = 0
+account.2.subscribe_mwi_to_vm = 1
 
 account.2.subscribe_acd_expires= 3600
 
@@ -1093,8 +1091,7 @@ account.3.advanced.timer_t1 = 0.5
 account.3.advanced.timer_t2 = 4
 account.3.advanced.timer_t4 = 5
 
-
-voice_mail.number.3 = 
+voice_mail.number.3 = *97
 
 
 #######################################################################################
@@ -1103,11 +1100,11 @@ voice_mail.number.3 =
 ## ¡°X¡± ranges from 1 to 6;
 ##account.X.subscribe_mwi = 
 
-account.3.subscribe_mwi = 0
+account.3.subscribe_mwi = 1
 account.3.subscribe_mwi_expires = 3600
 
 #Enable or disable the phone to subscribe to the voicemail through the message waiting indicator; 0-Disabled (default), 1-Enabled;
-account.3.subscribe_mwi_to_vm = 0
+account.3.subscribe_mwi_to_vm = 1
 
 account.3.subscribe_acd_expires= 3600
 
@@ -1586,8 +1583,7 @@ account.4.advanced.timer_t1 = 0.5
 account.4.advanced.timer_t2 = 4
 account.4.advanced.timer_t4 = 5
 
-
-voice_mail.number.4 = 
+voice_mail.number.4 = *97
 
 
 #######################################################################################
@@ -1596,11 +1592,11 @@ voice_mail.number.4 =
 ## ¡°X¡± ranges from 1 to 6;
 ##account.X.subscribe_mwi = 
 
-account.4.subscribe_mwi = 0
+account.4.subscribe_mwi = 1
 account.4.subscribe_mwi_expires = 3600
 
 #Enable or disable the phone to subscribe to the voicemail through the message waiting indicator; 0-Disabled (default), 1-Enabled;
-account.4.subscribe_mwi_to_vm = 0
+account.4.subscribe_mwi_to_vm = 1
 
 account.4.subscribe_acd_expires= 3600
 
@@ -2078,8 +2074,7 @@ account.5.advanced.timer_t1 = 0.5
 account.5.advanced.timer_t2 = 4
 account.5.advanced.timer_t4 = 5
 
-
-voice_mail.number.5 = 
+voice_mail.number.5 = *97
 
 
 #######################################################################################
@@ -2088,11 +2083,11 @@ voice_mail.number.5 =
 ## ¡°X¡± ranges from 1 to 6;
 ##account.X.subscribe_mwi = 
 
-account.5.subscribe_mwi = 0
+account.5.subscribe_mwi = 1
 account.5.subscribe_mwi_expires = 3600
 
 #Enable or disable the phone to subscribe to the voicemail through the message waiting indicator; 0-Disabled (default), 1-Enabled;
-account.5.subscribe_mwi_to_vm = 0
+account.5.subscribe_mwi_to_vm = 1
 
 account.5.subscribe_acd_expires= 3600
 
@@ -2570,8 +2565,7 @@ account.6.advanced.timer_t1 = 0.5
 account.6.advanced.timer_t2 = 4
 account.6.advanced.timer_t4 = 5
 
-
-voice_mail.number.5 = 
+voice_mail.number.5 = *97
 
 
 #######################################################################################
@@ -2822,8 +2816,8 @@ account.6.always_fwd.target =
 account.6.always_fwd.off_code =
 account.6.always_fwd.on_code =
 
-account.6.busy_fwd.enable =          
-account.6.busy_fwd.target =         
+account.6.busy_fwd.enable = 
+account.6.busy_fwd.target = 
 account.6.busy_fwd.off_code =
 account.6.busy_fwd.on_code =
 
diff --git a/resources/templates/provision/yealink/t48g/{$mac}.cfg b/resources/templates/provision/yealink/t48g/{$mac}.cfg
index b402e8e669..0bd7def694 100644
--- a/resources/templates/provision/yealink/t48g/{$mac}.cfg
+++ b/resources/templates/provision/yealink/t48g/{$mac}.cfg
@@ -143,8 +143,7 @@ account.1.advanced.timer_t1 =
 account.1.advanced.timer_t2 = 
 account.1.advanced.timer_t4 = 
 
-
-voice_mail.number.1 = 
+voice_mail.number.1 = *97
 
 
 #######################################################################################
@@ -153,11 +152,11 @@ voice_mail.number.1 =
 ## ¡°X¡± ranges from 1 to 6;
 ##account.X.subscribe_mwi = 
 
-account.1.subscribe_mwi = 0
+account.1.subscribe_mwi = 1
 account.1.subscribe_mwi_expires = 3600
 
 #Enable or disable the phone to subscribe to the voicemail through the message waiting indicator; 0-Disabled (default), 1-Enabled;
-account.1.subscribe_mwi_to_vm = 
+account.1.subscribe_mwi_to_vm = 1
 
 account.1.subscribe_acd_expires= 3600
 
@@ -600,8 +599,7 @@ account.2.advanced.timer_t1 = 0.5
 account.2.advanced.timer_t2 = 4
 account.2.advanced.timer_t4 = 5
 
-
-voice_mail.number.2 = 
+voice_mail.number.2 = *97
 
 
 #######################################################################################
@@ -610,11 +608,11 @@ voice_mail.number.2 =
 ## ¡°X¡± ranges from 1 to 6;
 ##account.X.subscribe_mwi = 
 
-account.2.subscribe_mwi = 0
+account.2.subscribe_mwi = 1
 account.2.subscribe_mwi_expires = 3600
 
 #Enable or disable the phone to subscribe to the voicemail through the message waiting indicator; 0-Disabled (default), 1-Enabled;
-account.2.subscribe_mwi_to_vm = 0
+account.2.subscribe_mwi_to_vm = 1
 
 account.2.subscribe_acd_expires= 3600
 
@@ -951,6 +949,7 @@ network.internet_port.mask =
 network.internet_port.gateway =
 network.primary_dns= 
 network.secondary_dns = 
+network.static_dns_enable = 0
 
 #######################################################################################
 ##                           Account 3 Basic Settings                                ##
@@ -1092,8 +1091,7 @@ account.3.advanced.timer_t1 = 0.5
 account.3.advanced.timer_t2 = 4
 account.3.advanced.timer_t4 = 5
 
-
-voice_mail.number.3 = 
+voice_mail.number.3 = *97
 
 
 #######################################################################################
@@ -1102,11 +1100,11 @@ voice_mail.number.3 =
 ## ¡°X¡± ranges from 1 to 6;
 ##account.X.subscribe_mwi = 
 
-account.3.subscribe_mwi = 0
+account.3.subscribe_mwi = 1
 account.3.subscribe_mwi_expires = 3600
 
 #Enable or disable the phone to subscribe to the voicemail through the message waiting indicator; 0-Disabled (default), 1-Enabled;
-account.3.subscribe_mwi_to_vm = 0
+account.3.subscribe_mwi_to_vm = 1
 
 account.3.subscribe_acd_expires= 3600
 
@@ -1585,8 +1583,7 @@ account.4.advanced.timer_t1 = 0.5
 account.4.advanced.timer_t2 = 4
 account.4.advanced.timer_t4 = 5
 
-
-voice_mail.number.4 = 
+voice_mail.number.4 = *97
 
 
 #######################################################################################
@@ -1595,11 +1592,11 @@ voice_mail.number.4 =
 ## ¡°X¡± ranges from 1 to 6;
 ##account.X.subscribe_mwi = 
 
-account.4.subscribe_mwi = 0
+account.4.subscribe_mwi = 1
 account.4.subscribe_mwi_expires = 3600
 
 #Enable or disable the phone to subscribe to the voicemail through the message waiting indicator; 0-Disabled (default), 1-Enabled;
-account.4.subscribe_mwi_to_vm = 0
+account.4.subscribe_mwi_to_vm = 1
 
 account.4.subscribe_acd_expires= 3600
 
@@ -2077,8 +2074,7 @@ account.5.advanced.timer_t1 = 0.5
 account.5.advanced.timer_t2 = 4
 account.5.advanced.timer_t4 = 5
 
-
-voice_mail.number.5 = 
+voice_mail.number.5 = *97
 
 
 #######################################################################################
@@ -2087,11 +2083,11 @@ voice_mail.number.5 =
 ## ¡°X¡± ranges from 1 to 6;
 ##account.X.subscribe_mwi = 
 
-account.5.subscribe_mwi = 0
+account.5.subscribe_mwi = 1
 account.5.subscribe_mwi_expires = 3600
 
 #Enable or disable the phone to subscribe to the voicemail through the message waiting indicator; 0-Disabled (default), 1-Enabled;
-account.5.subscribe_mwi_to_vm = 0
+account.5.subscribe_mwi_to_vm = 1
 
 account.5.subscribe_acd_expires= 3600
 
@@ -2569,8 +2565,7 @@ account.6.advanced.timer_t1 = 0.5
 account.6.advanced.timer_t2 = 4
 account.6.advanced.timer_t4 = 5
 
-
-voice_mail.number.5 = 
+voice_mail.number.5 = *97
 
 
 #######################################################################################
@@ -2821,8 +2816,8 @@ account.6.always_fwd.target =
 account.6.always_fwd.off_code =
 account.6.always_fwd.on_code =
 
-account.6.busy_fwd.enable =          
-account.6.busy_fwd.target =         
+account.6.busy_fwd.enable = 
+account.6.busy_fwd.target = 
 account.6.busy_fwd.off_code =
 account.6.busy_fwd.on_code =