bgp: T4385: peer-group member cannot override remote-as of peer-group

1 files changed, 6 insertions, 0 deletions

diff --git a/src/conf_mode/protocols_bgp.py b/src/conf_mode/protocols_bgp.py
index 8d9d3e99a..a9173ab87 100755
--- a/src/conf_mode/protocols_bgp.py
+++ b/src/conf_mode/protocols_bgp.py
@@ -164,6 +164,12 @@ def verify(bgp):
                 if not verify_remote_as(peer_config, bgp):
                     raise ConfigError(f'Neighbor "{peer}" remote-as must be set!')
 
+                # Peer-group member cannot override remote-as of peer-group
+                if 'peer_group' in peer_config:
+                    peer_group = peer_config['peer_group']
+                    if 'remote_as' in peer_config and 'remote_as' in bgp['peer_group'][peer_group]:
+                        raise ConfigError(f'Peer-group member "{peer}" cannot override remote-as of peer-group "{peer_group}"!')
+
                 # Only checks for ipv4 and ipv6 neighbors
                 # Check if neighbor address is assigned as system interface address
                 vrf = None