From: Michael Tremer <michael.tremer@ipfire.org>
Date: Mon, 24 Jun 2013 09:46:23 +0000 (+0200)
Subject: Consider 100.64.0.0/10 as private address space.
X-Git-Url: http://git.ipfire.org/?p=people%2Fteissler%2Fipfire-2.x.git;a=commitdiff_plain;h=057dbeebb2bb6eeea485c210f20051c4a6bc52b1

Consider 100.64.0.0/10 as private address space.

  http://tools.ietf.org/html/rfc6598
  http://forum.ipfire.org/index.php?topic=7504.0
---

diff --git a/config/cfgroot/general-functions.pl b/config/cfgroot/general-functions.pl
index b1b47abcb..90eacbdb0 100644
--- a/config/cfgroot/general-functions.pl
+++ b/config/cfgroot/general-functions.pl
@@ -920,9 +920,11 @@ sub GetDyndnsRedIP {
     close(IP);
     chomp $ip;
 
+    # 100.64.0.0/10 is reserved for dual-stack lite (http://tools.ietf.org/html/rfc6598).
     if (&General::IpInSubnet ($ip,'10.0.0.0','255.0.0.0') ||
         &General::IpInSubnet ($ip,'172.16.0.0.','255.240.0.0') ||
-        &General::IpInSubnet ($ip,'192.168.0.0','255.255.0.0'))
+        &General::IpInSubnet ($ip,'192.168.0.0','255.255.0.0') ||
+        &General::IpInSubnet ($ip,'100.64.0.0', '255.192.0.0'))
     {
 	if ($settings{'BEHINDROUTER'} eq 'FETCH_IP') {
     	    my $RealIP = &General::FetchPublicIp;