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[show] Fix show arp in case with FDB entries, linked to default VLAN #1517

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Mar 19, 2021
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[show] Fix show arp in case with FDB entries, linked to default VLAN #1517

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4 changes: 4 additions & 0 deletions scripts/nbrshow
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Original file line number Diff line number Diff line change
Expand Up @@ -93,6 +93,10 @@ class NbrBase(object):
elif 'bvid' in fdb:
try:
vlan_id = port_util.get_vlan_id_from_bvid(self.db, fdb["bvid"])
if vlan_id is None:
# the case could be happened if the FDB entry has created with linking to
# default VLAN 1, which is not present in the system
continue
except:
vlan_id = fdb["bvid"]
print "Failed to get Vlan id for bvid {}\n".format(fdb["bvid"])
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