Make MTU default to 1492 when ppp_mtu nvram variable is not set

[openwrt.git] / package / ppp / files / ifup.pppoe

diff --git a/package/ppp/files/ifup.pppoe b/package/ppp/files/ifup.pppoe
index 94179a3eaa473d2e4034d1561301349779b9c8e5..dbf58c380fe1145d77be2deacba78276ee3ef2d8 100644 (file)
--- a/package/ppp/files/ifup.pppoe
+++ b/package/ppp/files/ifup.pppoe
@@ -23,6 +23,7 @@ while :; do
        IDLETIME=$(nvram get ppp_idletime)
        IDLETIME=${IDLETIME:+lcp-echo-failure $IDLETIME}
        MTU=$(nvram get ppp_mtu)
+       MTU=${MTU:-1492}
        MTU=${MTU:+ mtu $MTU mru $MTU}
 
        ifconfig $IFNAME up