X-Git-Url: http://git.ipfire.org/?p=ipfire-2.x.git;a=blobdiff_plain;f=html%2Fcgi-bin%2Fvpnmain.cgi;h=ecf860d85b5ab90ab4036547677f5d4c1b19b59a;hp=00282d50b2d9c8eefa93157345c05e22ca86d9b3;hb=ab79dc43bf66f66b0c34a10158d46e4727d4df6a;hpb=aeecc7ae1025f93bae421c13cf05c612bd3e6241

diff --git a/html/cgi-bin/vpnmain.cgi b/html/cgi-bin/vpnmain.cgi
index 00282d50b2..ecf860d85b 100644
--- a/html/cgi-bin/vpnmain.cgi
+++ b/html/cgi-bin/vpnmain.cgi
@@ -1363,6 +1363,10 @@ END
 			$cgiparams{'MODE'} = "tunnel";
 		}
 
+		if ($cgiparams{'INTERFACE_MTU'} eq "") {
+			$cgiparams{'INTERFACE_MTU'} = 1500;
+		}
+
 	} elsif ($cgiparams{'ACTION'} eq $Lang::tr{'save'}) {
 		$cgiparams{'REMARK'} = &Header::cleanhtml($cgiparams{'REMARK'});
 		if ($cgiparams{'TYPE'} !~ /^(host|net)$/) {