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Cisco Bug: CSCuq78865 - Ping failure on enabling"ip arp inspection bridge-domain bd_id "on int

Last Modified

Sep 14, 2019

Products (25)

  • Cisco ME 2600X Series Ethernet Access Switches
  • Cisco ASR 901-6CZ-FS-D Router
  • Cisco ASR 901-6CZ-F-D Router
  • Cisco ME 3600X-24TS-M Switch
  • Cisco ASR 901S-4SG-F-D Router
  • Cisco ASR 901-4C-FT-D Router
  • Cisco ASR 901S-2SG-F-AH Router
  • Cisco ASR 901-6CZ-F-A Router
  • Cisco ASR 901S-2SG-F-D Router
  • Cisco ASR 901-6CZ-FT-A Router
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Known Affected Releases


Description (partial)

traffic drop

1.Configure dhcp snooping ,dhcp snooping on BD globally
2.Configure ip arp inspection globally
3.Configure ip arp inspection trust and ip dhcp snooping trust on the interface which is connected to the server.
4.Configure service instances on client and server interfaces.
5 Ping to client from server.Ping works fine
6.Enable ip arp inspection bridge-domain bd_id globally.You can see ping fails from client to server
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