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-rw-r--r--python/vyos/ifconfig/interface.py13
1 files changed, 10 insertions, 3 deletions
diff --git a/python/vyos/ifconfig/interface.py b/python/vyos/ifconfig/interface.py
index 6837e2d6a..24f60efb8 100644
--- a/python/vyos/ifconfig/interface.py
+++ b/python/vyos/ifconfig/interface.py
@@ -40,6 +40,7 @@ from vyos.util import read_file
from vyos.template import is_ipv4
from vyos.template import is_ipv6
from vyos.validate import is_intf_addr_assigned
+from vyos.validate import is_ipv6_link_local
from vyos.validate import assert_boolean
from vyos.validate import assert_list
from vyos.validate import assert_mac
@@ -564,7 +565,6 @@ class Interface(Control):
prefixlen = prefix.split('/')[1]
self.del_addr(f'{eui64}/{prefixlen}')
-
def set_ipv6_forwarding(self, forwarding):
"""
Configure IPv6 interface-specific Host/Router behaviour.
@@ -1042,7 +1042,14 @@ class Interface(Control):
# list of addresses which are no longer in the dict so they can be removed
cur_addr = self.get_addr()
for addr in list_diff(cur_addr, new_addr):
- self.del_addr(addr)
+ # we will delete all interface specific IP addresses if they are not
+ # explicitly configured on the CLI
+ if is_ipv6_link_local(addr):
+ eui64 = mac2eui64(self.get_mac(), 'fe80::/64')
+ if addr != f'{eui64}/64':
+ self.del_addr(addr)
+ else:
+ self.del_addr(addr)
for addr in new_addr:
self.add_addr(addr)
@@ -1142,7 +1149,7 @@ class Interface(Control):
tmp = dict_search('ipv6.address.no_default_link_local', config)
# we must check explicitly for None type as if the key is set we will
# get an empty dict (<class 'dict'>)
- if tmp is not None:
+ if isinstance(tmp, dict):
self.del_ipv6_eui64_address('fe80::/64')
else:
self.add_ipv6_eui64_address('fe80::/64')