From 0419224a8c744ce0790a6eb3ff87365c4215fcdc Mon Sep 17 00:00:00 2001
From: Guangtong Cao <guangtong.cao@oracle.com>
Date: Mon, 21 Jun 2021 14:50:06 -0700
Subject: Add support for encap tunnel in extended communities in policy.md.

---
 docs/sources/policy.md | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'docs/sources/policy.md')

diff --git a/docs/sources/policy.md b/docs/sources/policy.md
index 3caa5643..05005633 100644
--- a/docs/sources/policy.md
+++ b/docs/sources/policy.md
@@ -410,6 +410,18 @@ subtype of extended community and subtypes that can be used are as follows:
 
 - RT: mean the route target.
 - SoO: mean the site of origin(route origin).
+- encap: mean the encapsulation tunnel type, currently gobgp supports the following encap tunnels:
+    l2tp3
+    gre
+    ip-in-ip
+    vxlan
+    nvgre
+    mpls
+    mpls-in-gre
+    vxlan-gre
+    mpls-in-udp
+    sr-policy
+    geneve
 
 ##### Examples
 
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