ip-tunnel: Add support for GRE tunnels

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

diff --git a/src/functions/functions.ip-tunnel b/src/functions/functions.ip-tunnel
index b9e063561f1052346b96d56c45cccb1a99014886..c28851301dd88059c6959317e1702c032a37fca3 100644 (file)
--- a/src/functions/functions.ip-tunnel
+++ b/src/functions/functions.ip-tunnel
@@ -19,7 +19,7 @@
 #                                                                             #
 ###############################################################################
 
-IP_TUNNEL_MODES="sit vti"
+IP_TUNNEL_MODES="gre sit vti"
 
 ip_tunnel_add() {
        local device=${1}