From d588a968f8d8beb22d36b5e4afa627b643511ca3 Mon Sep 17 00:00:00 2001
From: Christian Poessinger <christian@poessinger.com>
Date: Thu, 18 Nov 2021 19:10:33 +0100
Subject: wwan: T3620: place interface in A/D state when removed

(cherry picked from commit 61e4d75abb1129f63df5a47b9c9bf0553850d893)
---
 python/vyos/ifconfig/wwan.py | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'python')

diff --git a/python/vyos/ifconfig/wwan.py b/python/vyos/ifconfig/wwan.py
index f18959a60..295f8bc2e 100644
--- a/python/vyos/ifconfig/wwan.py
+++ b/python/vyos/ifconfig/wwan.py
@@ -26,3 +26,19 @@ class WWANIf(Interface):
             'eternal': 'wwan[0-9]+$',
         },
     }
+
+    def remove(self):
+        """
+        Remove interface from operating system. Removing the interface
+        deconfigures all assigned IP addresses.
+        Example:
+        >>> from vyos.ifconfig import WWANIf
+        >>> i = WWANIf('wwan0')
+        >>> i.remove()
+        """
+
+        if self.exists(self.ifname):
+            # interface is always A/D down. It needs to be enabled explicitly
+            self.set_admin_state('down')
+
+        super().remove()
-- 
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