1 files changed, 12 insertions, 0 deletions
diff --git a/lib/tunnel_encaps.c b/lib/tunnel_encaps.c
index 590cf958..d65282d6 100644
--- a/lib/tunnel_encaps.c
+++ b/lib/tunnel_encaps.c
@@ -58,7 +58,19 @@ int decode_tunnel_ep(const void *p, size_t sub_tlv_len, struct tunnel_encap *enc
 
   encap->ep.asn = get_u32(p);
   u16 af = get_u16(p + 4);
+  encap->ep.af = af;
   switch (af) {
+  case 0:
+    if (sub_tlv_len != 6) {
+      log(L_TRACE "WG: Fam 0 len error %d", sub_tlv_len);
+      return -1;
+    }
+    if (encap->ep.asn != 0) {
+      log(L_TRACE "WG: Fam 0 asn error %d", sub_tlv_len);
+      return -1;
+    }
+    encap->ep.ip = IP6_NONE;
+    return 0;
   case NET_IP4:
     if (sub_tlv_len != 10) {
       log(L_TRACE "WG: IPv4 len error %d", sub_tlv_len);