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| -rw-r--r-- | python/vyos/configverify.py | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/python/vyos/configverify.py b/python/vyos/configverify.py index a888791ba..efcf403ce 100644 --- a/python/vyos/configverify.py +++ b/python/vyos/configverify.py @@ -209,6 +209,13 @@ def verify_vlan_config(config): Common helper function used by interface implementations to perform recurring validation of interface VLANs """ + + # VLAN and Q-in-Q IDs are not allowed to overlap + if 'vif' in config and 'vif_s' in config: + duplicate = list(set(config['vif']) & set(config['vif_s'])) + if duplicate: + raise ConfigError(f'Duplicate VLAN id "{duplicate[0]}" used for vif and vif-s interfaces!') + # 802.1q VLANs for vlan in config.get('vif', {}): vlan = config['vif'][vlan] |