diff --git a/openwrt/package/ppp/files/ifup.pppoa b/openwrt/package/ppp/files/ifup.pppoa
index 7fac6ccac6..449c6d53dc 100644
--- a/openwrt/package/ppp/files/ifup.pppoa
+++ b/openwrt/package/ppp/files/ifup.pppoa
@@ -24,7 +24,7 @@ while :; do
   IDLETIME=$(nvram get ppp_idletime)
   IDLETIME=${IDLETIME:+lcp-echo-failure $IDLETIME}
   MTU=$(nvram get ppp_mtu)
-  MTU=${MTU:-1492}
+  MTU=${MTU:-1500}
   MTU=${MTU:+ mtu $MTU mru $MTU}
 
   /usr/sbin/pppd nodetach \
diff --git a/openwrt/target/linux/package/openwrt/files/ar7/etc/config/network b/openwrt/target/linux/package/openwrt/files/ar7/etc/config/network
index 1e7bb8e718..9487a7426f 100644
--- a/openwrt/target/linux/package/openwrt/files/ar7/etc/config/network
+++ b/openwrt/target/linux/package/openwrt/files/ar7/etc/config/network
@@ -2,7 +2,7 @@
 # Uncomment the following statements to change the network configuration
 
 ## LAN configuration
-# lan_ifame="br0"
+# lan_ifname="br0"
 # lan_proto="static"
 # lan_ipaddr="192.168.1.1"
 # lan_netmask="255.255.255.0"
@@ -27,5 +27,5 @@
 # atm_vci=35
 # ppp_username=my_username
 # ppp_passwd=my_passwd
-# ppp_mtu=1492
+# ppp_mtu=1500
 
diff --git a/openwrt/target/linux/package/openwrt/files/brcm/etc/config/network b/openwrt/target/linux/package/openwrt/files/brcm/etc/config/network
index 84720852d7..ee8e02043a 100644
--- a/openwrt/target/linux/package/openwrt/files/brcm/etc/config/network
+++ b/openwrt/target/linux/package/openwrt/files/brcm/etc/config/network
@@ -2,7 +2,7 @@
 # Uncomment the following statements to override the default or nvram config
 
 ## LAN configuration
-# lan_ifame="br0"
+# lan_ifname="br0"
 # lan_proto="static"
 # lan_ipaddr="192.168.1.1"
 # lan_netmask="255.255.255.0"
diff --git a/openwrt/target/linux/package/openwrt/files/soekris/etc/config/network b/openwrt/target/linux/package/openwrt/files/soekris/etc/config/network
index 8383edbb50..5682cfe62e 100644
--- a/openwrt/target/linux/package/openwrt/files/soekris/etc/config/network
+++ b/openwrt/target/linux/package/openwrt/files/soekris/etc/config/network
@@ -2,7 +2,7 @@
 # Uncomment the following statements to override the default or nvram config
 
 ## LAN configuration
-# lan_ifame="br0"
+# lan_ifname="br0"
 # lan_proto="static"
 # lan_ipaddr="192.168.1.1"
 # lan_netmask="255.255.255.0"