From 37225a446f2998e9f0ce285d55d59265ac0557fc Mon Sep 17 00:00:00 2001
From: Marat Gubaiev <92568699+MaratGubaiev@users.noreply.github.com>
Date: Fri, 18 Feb 2022 02:51:38 +0200
Subject: [PATCH] check for adding default vlan attempt added (#2075)

*CLI throws an error specifying the user that Vlan 1 is default VLAN. Fix Orchagent crash.
---
 config/vlan.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/config/vlan.py b/config/vlan.py
index 9cdb0fc348ac..80b4ff49849b 100644
--- a/config/vlan.py
+++ b/config/vlan.py
@@ -24,6 +24,10 @@ def add_vlan(db, vid):
         ctx.fail("Invalid VLAN ID {} (1-4094)".format(vid))
 
     vlan = 'Vlan{}'.format(vid)
+    
+    if vid == 1:
+        ctx.fail("{} is default VLAN".format(vlan))
+    
     if clicommon.check_if_vlanid_exist(db.cfgdb, vlan):
         ctx.fail("{} already exists".format(vlan))