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-rwxr-xr-xsrc/conf_mode/interfaces-vxlan.py5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/conf_mode/interfaces-vxlan.py b/src/conf_mode/interfaces-vxlan.py
index bf0f6840d..af2d0588d 100755
--- a/src/conf_mode/interfaces-vxlan.py
+++ b/src/conf_mode/interfaces-vxlan.py
@@ -118,6 +118,11 @@ def verify(vxlan):
# in use.
vxlan_overhead += 20
+ # If source_address is not used - check IPv6 'remote' list
+ elif 'remote' in vxlan:
+ if any(is_ipv6(a) for a in vxlan['remote']):
+ vxlan_overhead += 20
+
lower_mtu = Interface(vxlan['source_interface']).get_mtu()
if lower_mtu < (int(vxlan['mtu']) + vxlan_overhead):
raise ConfigError(f'Underlaying device MTU is to small ({lower_mtu} '\